MOWE TECHNICAL SPECIFICATION.pdf

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TECHNICAL SPECIFICATION

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  • Translation from Arabic 27.03.2014

    Kingdom of Saudi Arabia Ministry of Water & Electricity

    Water Directorate of Ha'il Technical affairs

    (Form No.7) Public Works Contract

    issued by virtue of the Resolution of the Cabinet No. (136) dated 16.6.1408 Hejra Calendar

    modified by the Code of Government Procurement & Competitions Issued by virtue of the Royal Resolution no. (85/)

    Dated 4.9.1427 Hejra Calendar and

    The Executive Regulation thereof issued by virtue of the Resolution of the Finance Minister No.

    (362) dated 20.2.1428 Hejra Calendar

  • Kingdom of Saudi Arabia Ministry of Water & Electricity

    Water Directorate of Ha'il Technical affairs

    Documentations of

    THE PROJECT FOR SUPPORTING AND COMPLETING (THE FIRST STAGE) OF THE COMPREHENSIVE VILLAGE

    WATER PROJECT AT HA'IL REGION

    Project No. 63/01/00/0169/12/00/4 63/01/00/0169/19/00/4

    Contents: First Section : Instructions to Bidders Second Section : Contract Document Third Section : General Conditions Fourth Section : Contract Annex Fifth Section : Special Conditions Sixth Section : Bill of Quantities with Explanations Seventh Section : Technical Specifications Eighth Section : Technical Drawings

  • Contents

    Instructions to Bidders ............................................................................................. 18 Item no. (1) Work Scope:......................................................................................... 18 Item no. (2) Tender Documents: .............................................................................. 18 Item no. (3) Tender Acceptance: ............................................................................. 18 Item no. (4) Tendering: ............................................................................................ 19 Item no. (5) Tender Validity: ................................................................................... 20 Item no. (6) Bid Bond .............................................................................................. 20 Item no. (7) The necessary conditions that the bidders should have: ...................... 21 Item no. (8) the responsibility of bidders to know the circumstances of working at the workplace: .......................................................................................................... 22 Item no. (9) The provided information are not obligatory to the employer: ............ 23 Item no. (10) The information accuracy of the tender document is unsecured: ...... 23 Item no. (11) Failure in getting accurate information: ............................................. 23 Item no. (12) No change in the prices for the provided information: ...................... 23 Item no. (13) Amounts and prices: .......................................................................... 24 Item no. (14) Systems and language: ....................................................................... 25 Item no. (15) Implementation method: .................................................................... 26 Item no. (16) Financial affairs: ................................................................................ 26 Item no. (17) Starting time, achieving period, maintenance and insurance period: 26 Item no. (18) Contract and insurances:- ................................................................... 27 Item no. (19) Similar works and services that have been implemented by bidders: 27 Item no. (21) Information that should be provided regarding the law status of the bidders: ..................................................................................................................... 27 Item no. (22) Bidders address: ................................................................................ 28 Item no. (23) Inquiring about the tender documents: .............................................. 28 Item no. (24) Accepting the tender: ......................................................................... 28 Item no. (25) Expenditures of the tender preparation: ............................................. 28 Item no. (26) The property of the tender documents: .............................................. 29 Item no. (27) Subcontracting and Sub-waive: ......................................................... 29 Item no. (28) Tenders Evaluation: ........................................................................... 29 Item no. (29) Changing the tender documents: ........................................................ 29 Item no. (30) Import and Customs: .......................................................................... 29 Item no. (31) Attachments of the tender documents: ............................................... 29 Item no. (32) The Periods are provided for in the documents: ................................ 30 Item no. (33) Tender Devaluation and cancelation or partition: ............................. 30 Item no. (34) Tender cancelation: ............................................................................ 30 Item no. (35) The functions settlement: ................................................................... 30 Item no. (36) Period of implementing the works and services: ............................... 30 Item no. (37) The contract agreement: ..................................................................... 31 Item no. (38) Systems and Regulations: .................................................................. 31 Contract Samples: .................................................................................................... 32 1. Tender Sample: .................................................................................................... 32 2. Sample of primary insurance letter ...................................................................... 34 3. Sample of a final insurance letter ......................................................................... 35 5. Form of Equipment List (Standard Sample) ........................................................ 36 6. Form of Sub-Contractor List ................................................................................ 39

  • 7- Form of a table indicating the main activities and respective durations ............. 40 8- Form of Unit Price Analysis into Percentage ...................................................... 41 9. Summary of Bid Total Value ............................................................................... 42 (Technical Specifications) ....................................................................................... 47 Fourth Chapter ......................................................................................................... 47 Pipes Works ............................................................................................................. 47 4.1. General: ............................................................................................................. 47 4.1.1. Work Scope: ................................................................................................... 47 4.1.2. Pipes Materials: .............................................................................................. 47 4.1.3. Pipes pressure rates: ....................................................................................... 47 4.2. Ductile iron pipes: ............................................................................................. 48 4.2.1. General: .......................................................................................................... 48 4.2.2. Pipes joints: .................................................................................................... 48 4.2.3. Joints are made of the ductile iron: ................................................................ 49 4.2.4. Pipes mechanical couplings: .......................................................................... 49 4.2.5. Lining with cement mortar for the ductile iron pipes: ................................... 50 4.2.6. The external covering of the ductile iron pipes and joints: ............................ 52 4.3. Steel pipes: ........................................................................................................ 53 4.3.1. General: .......................................................................................................... 53 4.3.2. Type and quality of the plates and slices: ...................................................... 53 4.3.3. Chemical and mechanical properties: ............................................................ 54 4.3.4. Manufacturing Method: ................................................................................. 54 4.3.5. Manufacturing competence report: ................................................................ 55 4.3.6. Test measurements: ........................................................................................ 55 4.3.7. Tests: .............................................................................................................. 57 4.3.7.1. Procedural Tests: ......................................................................................... 57 4.3.7.2. Production tests: .......................................................................................... 59 4.3.7.3. Production and test records: ........................................................................ 61 4.3.8. Approval standards: ....................................................................................... 62 4.3.8.1. Variance in dimensions: .............................................................................. 62 4.3.8.2. Optical examination: ................................................................................... 64 4.3.8.3. Non-destructive test: ................................................................................... 64 4.3.8.4. Technology mechanical tests: ..................................................................... 65 4.3.8.5. Frequent defects: ......................................................................................... 66 4.3.9. Defects Fixing: ............................................................................................... 66 4.3.9.1. Defects of the basic material: ...................................................................... 66 4.3.9.2. Welding the defects of the weld splice (seam): .......................................... 66 4.3.9.3. Welding the weld splice (seam) cracks: ...................................................... 67 4.3.9.4. Fixing the weld and surface defects: ........................................................... 67 4.3.10. Putting the badges: ....................................................................................... 67 4.3.10.1. Plates and tapes: ........................................................................................ 67 4.3.10.2. Pipes: ......................................................................................................... 67 4.3.11. Covering (External protection) by Polyethylene: ........................................ 68 4.3.11.1. General: ..................................................................................................... 68 4.3.11.2. Polyethylene properties:............................................................................ 69 4.3.11.3. Putting the covering layer: ........................................................................ 70 4.3.11.4. Tests measures: ......................................................................................... 70 4.3.11.5. Tests: ......................................................................................................... 75 4.3.12. Lining with cement mortar: ......................................................................... 77 4.3.12.1. General: ..................................................................................................... 77

  • 4.3.12.2. Service conditions: .................................................................................... 77 4.3.12.3. Materials Specifications: ........................................................................... 77 4.3.12.4. Lining manufacturing: .............................................................................. 78 4.3.12.5. Lining: ....................................................................................................... 79 4.3.12.6. Hardening and treatment requirements: .................................................... 80 4.3.12.7. Tests measurements: ................................................................................. 81 4.3.12.8. Tests: ......................................................................................................... 86 4.3.12.9. Approval standards: .................................................................................. 87 4.3.12.10. Defects maintenance ............................................................................... 88 4.3.13.1. Standardizations scope: ............................................................................. 89 4.3.13.2. Materials specifications: ........................................................................... 89 4.3.13.3. Manufacturing: .......................................................................................... 89 4.3.13.4. Test measurements: ................................................................................... 90 4.3.13.5. Tests: ......................................................................................................... 91 4.3.12.2. Service conditions: .................................................................................... 93 4.3.12.3. Materials Specifications: ........................................................................... 93 4.3.12.4. Lining manufacturing: .............................................................................. 94 4.3.12.5. Lining: ....................................................................................................... 95 4.3.12.6. Hardening and treatment requirements: .................................................... 95 4.4.8. Automatic Air Valves: ................................................................................... 97 4.4.9. Air Relief Valves: .......................................................................................... 98 4.4.10 Ball Valves .................................................................................................... 98 4.4.11. Check Valves ............................................................................................... 99 Check Valves of the Swing Type: ........................................................................... 99 4.4.12. Electric Control Valves: ............................................................................... 99 Materials: ............................................................................................................... 100 4.4.13. Machines that working through electric motor: ......................................... 100 4.4.14. Gears boxes: ............................................................................................... 101 4.4.14.1. Worm gears boxes: ................................................................................. 101 4.4.14.2. Barrel gears boxes: .................................................................................. 102 4.4.14.3. Chamfered gears boxes: .......................................................................... 102 4.6. Pipeline bed: .................................................................................................... 103 Components of the High-grade Sand: .................................................................... 104 Components of the High-grade Filling: ................................................................. 104 4.7. The Concrete Cover: ....................................................................................... 105 4.8. Blinding Concrete inside the Trenches: .......................................................... 106 4.9. Arranging and Lowering the Pipes According to the Path: ............................ 107 4.10. Length of the Uncovered Trench: ................................................................. 107 4.11. Pressure Pipelines Expansion: ...................................................................... 108 4.11.1. General: ...................................................................................................... 108 4.11.2. Expansion and Connection of the Steel Pipes: .......................................... 110 4.11.2.1. Handing the pipes and putting it in its places: ........................................ 110 4.11.2.2. Steel Pipes Connecting: .......................................................................... 110 4.11.2.3. Welding: .................................................................................................. 111 A. Preparation for Welding: ................................................................................... 111 C. Tests: ................................................................................................................. 112 4.11.2.4. Lining and Covering the Joints in the Site: ............................................. 112 4.11.2.5. Observing the Quality at the Site: ........................................................... 113 4.11.3. Pipelines Expansion: .................................................................................. 113

  • 4.12. Expanding the Pipes nearer to each other and the current services network, etc................................................................................................................................. 114 4.13. Expanding the pipes under the fences, walls, near to the trees, etc. ............. 114 4.14. Expanding the pipes through the water supplies: ......................................... 114 4.15. Expanding the marshes areas: ....................................................................... 115 4.16. The external protection for the installation pieces (Joints): .......................... 116 4.17. Electricity Conduction Continuity: ............................................................... 116 4.18. Cathode Protection: ....................................................................................... 117 4.19. Trenches Refilling: ........................................................................................ 117 4.20. The Chosen Filling Material: ........................................................................ 118 4.21. Pipelines Test: ............................................................................................... 118 4.22. Valves installations: ...................................................................................... 119 4.23. Rooms Covers: .............................................................................................. 120 4.24. Guide poles: .................................................................................................. 120 4.25. Metallic rims and stairs: ................................................................................ 120 4.27. Flanges/Flanged joints: ................................................................................. 121 (The Technical Specifications) .............................................................................. 124 Chapter Five ........................................................................................................... 124 Returning the surface back to its original status .................................................... 124 (The Technical Specifications) .............................................................................. 125 Chapter Five ........................................................................................................... 125 Returning the surface back to its original status .................................................... 125 5.1. General: ........................................................................................................... 125 5.1.1. Work Scope: ................................................................................................. 125 5.2. Maintenance the works of returning the surfaces back to its original status at the roads: ................................................................................................................ 126 5.3. Asphalted/paved roads (Heavy endurance): ................................................... 126 5.3.1. Asphalted/paved roads (Average endurance): ............................................. 126 5.4. The paved footpaths (Asphalted): ................................................................... 127 5.5. Paved footpaths (Ingots or tiles): .................................................................... 127 5.6. Curbs, channels and edges: ............................................................................. 127 5.7. Returning the surfaces back to its original status at the gardens: ................... 128 (Technical Specifications) ..................................................................................... 129 Chapter Six............................................................................................................. 129 The concrete works and materials .......................................................................... 129 Concrete materials and works ................................................................................ 131 6.1. General: ........................................................................................................... 131 6.1.1. Work Scope: ................................................................................................. 131 6.2. Concrete requirements: ................................................................................... 131 6.3. Aggregate/stones sources: ............................................................................... 131 6.4. Aggregate/stones examination: ....................................................................... 131 6.5. The proportion of dust in the contents: ........................................................... 132 6.6. The soft aggregate: .......................................................................................... 132 A. Type .................................................................................................................. 132 C. Mortar Sand: ...................................................................................................... 133 6.7. Aggregate/stones storage: ............................................................................... 133 6.8. The rough aggregate: ...................................................................................... 133 6.13. The allowable maximum proportion of sulfate in the tough concrete of the normal Portland cement: ........................................................................................ 135 6.14. Aggregate chemical reaction: ....................................................................... 135

  • 6.15. Cement type: ................................................................................................. 135 6.16. The alternative cement types: ....................................................................... 136 6.17. The alkaline content in the cement: .............................................................. 136 6.18. Cement sources: ............................................................................................ 136 6.19. Cement freightage: ........................................................................................ 137 6.20. Cement loads: ................................................................................................ 137 6.21. Cement dispatches: ....................................................................................... 138 6.22. Cement Storage: ............................................................................................ 138 6.23. Cement approval: .......................................................................................... 138 6.24. Guarantee the cement performance: ............................................................. 139 6.25. Water: ............................................................................................................ 139 6.27. Mixer: ............................................................................................................ 139 6.29. Materials measure: ........................................................................................ 141 A) Aggregate/Stone: .............................................................................................. 141 B) Cement .............................................................................................................. 141 C) Water: ................................................................................................................ 141 6.32. Mixing the concrete: ..................................................................................... 141 6.33. Sequence of the concrete certification: ......................................................... 142 6.34. Concrete of degree (C30): ............................................................................. 143 6.35. Experimental mixtures at the site: ................................................................. 143 6.36. Requirements of the concrete mixture: ......................................................... 144 6.37. Taking samples and testing the concrete: ..................................................... 145 6.38. Concrete additives:........................................................................................ 145 6.39. Concrete transportation: ................................................................................ 146 6.40. Casting module. General: .............................................................................. 146 6.41. Casting moulds from the sawn plates: .......................................................... 147 6.42. Casting moulds of the soft surfaces: ............................................................. 147 6.43. Supplying and storing the materials of the reinforcement: ........................... 147 6.44. Reinforcement materials protection: ............................................................. 148 6.45. Cleaning the reinforcement materials: .......................................................... 148 6.46. Casting the concrete around the reinforcement materials: ............................ 148 6.47. Rebar: ............................................................................................................ 148 6.48. Wires of rebar: .............................................................................................. 148 6.49. Fixing/installing and supporting the reinforcement materials: ..................... 149 6.50. The concrete cover for the reinforcement bars: ............................................ 149 6.51. Bending the reinforcement materials: ........................................................... 150 6.52. Building and blocking the holes: .................................................................. 150 6.53. Structural separators: .................................................................................... 150 6.54. Joints of expansion and shrinkage: ............................................................... 151 6.55. Concrete casting: ........................................................................................... 152 6.56. Concrete casting in or under the water: ........................................................ 153 6.57. The concrete treatment and protection: ......................................................... 153 6.58. Removing the casting moulds (tensile): ........................................................ 155 6.59. Seats of the machines and cement injection: ................................................ 156 6.60. The items of the concrete: ............................................................................. 156 6.60.1. General: ...................................................................................................... 156 6.60.2. Hook retainers: ........................................................................................... 156 6.60.3. Steel ornaments: ......................................................................................... 157 6.60.4. Pipes: .......................................................................................................... 157 6.61. Finishing the surfaces: .................................................................................. 157

  • 6.62. Concrete works under the hot temperature: .................................................. 159 6.63. Re-making the defective works: ................................................................... 160 6.64. Water sealing property: ................................................................................. 160 6.65. The liquid mortar that is used in injection: ................................................... 160 6.66. Mortar: .......................................................................................................... 161 6.67. Finishing the ground by granolithic concrete: .............................................. 161 Chapter VI .............................................................................................................. 164 Structural iron works.............................................................................................. 164 7-1 General ............................................................................................................. 164 7-1-1 Scope of Work .............................................................................................. 164 7-3 Materials .......................................................................................................... 164 7-4 Metal surfaces .................................................................................................. 164 The eighth chapter.................................................................................................. 166 The roads and works of the site ............................................................................. 166 8-1 General: ........................................................................................................... 166 8-1-1 The work scope: ........................................................................................... 166 8-3 Roads establishment: ....................................................................................... 166 8-3-1 General: ........................................................................................................ 166 8-3-7 the water addition: ........................................................................................ 169 8-3-8 the flatting tests: ........................................................................................... 169 8-3-9 the trial squash: ............................................................................................. 169 8-3-10 the available variance: ................................................................................ 169 8-3-11 the maintenance of the main layer: ............................................................ 170 8-3-12 the mixture of the asphalted cement for the main layer and the surface layer:................................................................................................................................ 170 8-4 the beautifying works of the site: .................................................................... 172 8-5 the external cornice carmine flags: .................................................................. 172 8-6 the cultivation of the plants: ............................................................................ 172 8-7 the agriculture soil: .......................................................................................... 173 8-8 the gravel that is paved on the land: ................................................................ 173 8-9 the blackening fences/ the external fences: ..................................................... 173 Chapter nine ........................................................................................................... 174 The building works ................................................................................................ 174 9.1. General ............................................................................................................ 174 9.1.1. Work scope: ................................................................................................. 174 9.2. The walls of the concrete block: ..................................................................... 174 9.3. Mortar, coating and the thickness concrete: ................................................... 175 9.4. Finishing the external ornamental wall: .......................................................... 175 9.5.The walls tiles ................................................................................................. 175 9.6. The unpolished ceramic tiles for the floors: ................................................... 176 9.7. Terrazzo tile: ................................................................................................... 176 9.8. The extension joints in the floors tile: ............................................................. 177 9.9. Fixing the ceramic tile directly on the concrete: ............................................. 177 9.10. Separation slices/tapes between the floors: ................................................... 177 9.11. Finishing the floors by the chemicals-resistant epoxy: ................................. 177 9.12. Finishing the ceil, the concrete surface tile: .................................................. 177 19.3. Finishing the ceiling: The metal surface tile: ................................................ 178 9.14. Aluminum windows ...................................................................................... 179 9.15. Fixing the aluminum windows and its glass: ................................................ 180 9.16. The catcher of the grating sands: .................................................................. 180

  • 9.17. The components of the suspended ceilings (Dropped): ................................ 181 9.18.Woods: ........................................................................................................... 181 9.19. The glued laminated timber (Plywood): ....................................................... 182 9.20. The plates of the collected wooden pieces and the plates of the laminated grained wood pieces: .............................................................................................. 183 9.21. The fiber building plates: .............................................................................. 183 9.22. Doors: ............................................................................................................ 183 9.23. The wooden frames for the doors: ................................................................ 183 9.24. The metal frames for the doors: .................................................................... 183 9.25. The aluminum frames for the doors: ............................................................. 184 9.26. The wooden doors: ........................................................................................ 184 9.27. The adhesive material for the wood: ............................................................. 185 9.28. Nails: ............................................................................................................. 185 9.29. Bolts: ............................................................................................................. 185 9.30. The metal doors: ........................................................................................... 185 9.31. The vitrified aluminum doors: ...................................................................... 185 9.32. Fixing the glass plates on the flat doors: ....................................................... 185 9.33. The doors equipment: ................................................................................... 186 9.34. The doors beams: .......................................................................................... 186 9.35. The roller shutlers doors and the external rotational sloped doors:- ............. 186 9.36. Blocking the separators by insulating joints: ................................................ 186 9.37. Fixings of the interrupters walls heads: ........................................................ 187 9.38. Blocking the walls bores: .............................................................................. 187 9.39. The humidity-preventive insulating: ............................................................. 187 The tenth chapter.................................................................................................... 188 The paints ............................................................................................................... 188 10-1 general ........................................................................................................... 188 10-1-1 the work scope:........................................................................................... 188 10-2 the material: ................................................................................................... 188 10-3 the surrounding circumstances: ..................................................................... 188 10-5 the protection of the other surfaces: .............................................................. 189 10-6 The preparing of the concert filler and the works of the block, wood etc. 189 10-7 the preparing of the woof for the painting works: ......................................... 190 10-8 the preparing and using of the protecting decorating for the woods: ............ 190 10-9 the usage/put of the paint general: .............................................................. 191 10-10 the metallic surfaces- general: ..................................................................... 191 10-12 ...................................................................................................................... 193 Paint Usage (outer layer) ....................................................................................... 193 (10 -15)................................................................................................................... 194 Final Layers of enamel paint: ................................................................................ 194 The eleventh chapter .............................................................................................. 198 The metallic works ................................................................................................. 198 11-1 general: .......................................................................................................... 198 11-1-1 the work scope:........................................................................................... 198 11-9 the molded and the hammered: ...................................................................... 201 11-10 The fixation units: ........................................................................................ 201 11-11 the welding: ................................................................................................. 201 11-12 the sliding gates: .......................................................................................... 201 The works of plumbing and public facilities ......................................................... 203 Chapter Twelve: ..................................................................................................... 204

  • Plumbing Works and Health Facilities .................................................................. 204 12.1. General: ......................................................................................................... 204 12.1.1. Work Scope: ............................................................................................... 204 12.2 Hot and Cold Water Systems: ........................................................................ 204 12.2.1. General Requirements: ............................................................................... 204 12.2.2. Materials: ................................................................................................... 204 12.2.3. Connecting and fixing the pipes: ............................................................... 206 12.2.11. The electrical Water Heater: .................................................................... 210 12.2.12 Water systems sterilization: ...................................................................... 211 12.2.3. Testing the water pipes and the storage means: ......................................... 211 12.2.14. Thermal insulation: .................................................................................. 211 12.3.1. General: ...................................................................................................... 213 12.3.2. The plastic pipes and the installation pieces above the ground: ................ 213 12.3.4. The drainage system by polypropylene pipes: ........................................... 215 12.3.5. The sanitary tools and its equipment: ........................................................ 215 12.3.6. Fixing units ................................................................................................ 216 12.3.7. Installing the sewage pipes and the waste water: ....................................... 217 12.3.8. The protective covers on the sanitary tools: .............................................. 219 12.3.9. Test of sewage pipes installation: .............................................................. 219 12.4. Sewage under the ground: ............................................................................. 220 12.5. The cold water services: ................................................................................ 220 The fourteenth chapter ........................................................................................... 220 The installation of the connecting cables (telemetry) ............................................ 220 14-1 general: .......................................................................................................... 220

    Ministry of Post Telegraph & Telephone .... 226 The sixteenth chapter ............................................................................................. 266 The installation and electrical equipment .............................................................. 266 16-1 The general requires of the design and manufacture of electrical systems. .. 266 16-1-1 The work scope .......................................................................................... 266 16-1-2 The standards.............................................................................................. 266 16-1-3 the environmental circumstances: .............................................................. 266 16-1-4 The system specifications: ......................................................................... 267 16-1-5 the requirements of the design and implements: ........................................ 268 16-1-6 The work limits: ......................................................................................... 272 16-1-7 The paint: .................................................................................................... 272 16-1-8 to store once the arrival: ............................................................................. 273 16-1-9 The schemes and files: ............................................................................... 273 16-2 The electrical keys group with the medium voltage: ..................................... 274 16-2-1 The work scope: ......................................................................................... 274 16-2-2 the standards: .............................................................................................. 274 16-2-3 The work circumstances: ............................................................................ 274 16-2-4 The equipment specifications: .................................................................... 274 16-2-6 the test: ....................................................................................................... 280 16-3-7 the accessories: ........................................................................................... 284 16-4-1 the work scope:........................................................................................... 284 16-4-3 the specifications of the work: ................................................................... 284 16-4-4 the evaluative designed data: ...................................................................... 284 16-4-5 the specifications of the system: ................................................................. 285 16-4-6 the design and structure: ............................................................................. 285 16-4-6-1 the general design: .................................................................................. 285

  • 16-4-7 the properties of the equipment: ................................................................. 289 16-4-8 the installation instructions......................................................................... 295 16-4-9 the test ........................................................................................................ 295 16-4-10 the accessories .......................................................................................... 296 16-5 the equipment of the continues current .......................................................... 296 16-5-1 the work scope ............................................................................................ 296 16-5-2 the standard ................................................................................................ 296 16-5-3 the operating circumstances ....................................................................... 296 16-5-4 the bases of the design ................................................................................ 297 16-5-6 the design and the structure: ....................................................................... 298 16-5-7 the fixation.................................................................................................. 301 16-5-8 the test: ....................................................................................................... 301 16-5-8-1 the examination and test in the factory ................................................... 301 16-5-8-2 the tests of the quality ............................................................................. 301 16-5-8-3 the testes in the site ................................................................................. 302 16-5-9 the accessories ............................................................................................ 302 16-6 the prevention system of the power cut. ........................................................ 302 16-6-1 the work scope ............................................................................................ 302 16-6-2 the standards: .............................................................................................. 303 16-6-3 the operating circumstances ....................................................................... 303 16-6-4 the evaluative data of the design: ............................................................... 303 16-6-5-1 the operating ............................................................................................ 304 16.6.6. Designing and Manufacturing: .................................................................. 305 16.6.6.1. Transformer............................................................................................. 305 16.6.6.2. Voltage stabilizer .................................................................................... 306 16.6.6.3. Transformation device ............................................................................ 306 16.6.6.4. The distribution box of the current-interruption preventive ................... 306 16.6.7. Fixing ......................................................................................................... 306 16.6.8. Test ............................................................................................................. 306 16.6.8.1. Examination and test at the factory ......................................................... 306 16.6.8.2. Quality tests ............................................................................................ 307 16.6.8.3. Tests at the site ........................................................................................ 307 16.6.9. Accessories ................................................................................................ 307 16.7. The electrical installations for the buildings ................................................. 307 16.7.1. Work Scope ................................................................................................ 307 16.7.2. Standards .................................................................................................... 308 16.7.3. Operation conditions .................................................................................. 308 16.7.4. Designing virtual data ................................................................................ 308 16.7.5. Work limit .................................................................................................. 308 16.7.6. Installations description ............................................................................. 308 16.7.7. Lightening levels ........................................................................................ 309 16.7.8. Lightening types......................................................................................... 310 16.7.9. Installations types....................................................................................... 311 16.7.10. Designing and the materials ..................................................................... 312 16.7.10.1. Cables and wires ................................................................................... 312 16.7.10.2. Pipes ...................................................................................................... 312 16.7.10.3. Jacks ...................................................................................................... 312 16.7.10.4. Switches, buttons, the terminal boxes ................................................... 312 16.7.10.5. Housing distributions ............................................................................ 312 16.7.10.6. Fire-resistant walls ................................................................................ 313

  • 16.7.11. Protection systems ................................................................................... 313 16.7.12. Light protection ........................................................................................ 313 16.7.13. Telephone system ..................................................................................... 313 16.7.14. The air system .......................................................................................... 314 16.7.5. Doors system .............................................................................................. 314 16.7.16. Group of the telephones tools .................................................................. 314 16.7.17. Test ........................................................................................................... 314 16.7.18. Accessories .............................................................................................. 315 16.7.19. Specifying the installations ...................................................................... 315 16.8. The external lightening ................................................................................. 316 16.8.1. Field ........................................................................................................... 316 16.8.2. Standards .................................................................................................... 316 16.8.3. Operation Conditions ................................................................................. 316 16.8.4. Design rates data ........................................................................................ 317 16.8.5. Tasks and Building .................................................................................... 317 16.8.5.1. Lightening systems ................................................................................. 317 16.8.5.2. Lightening columns ................................................................................ 318 16.8.5.3. Lightening requirements ......................................................................... 318 16.8.5.4. Cables and the ground ............................................................................. 318 16.8.6. Installations and connection ....................................................................... 319 16.8.7. Test ............................................................................................................. 319 16.8.8. Accessories ................................................................................................ 319 16.9. Cables and their expansion ........................................................................... 320 16.9.1. Field ........................................................................................................... 320 16.9.2. Standards .................................................................................................... 320 16.9.3. Conditions of expanding the cables ........................................................... 320 16.9.4. Designing requirements ............................................................................. 320 16.9.5. Preparation for the cables expansion ......................................................... 321 16.9.5.1. Transportation and discharge .................................................................. 321 16.9.5.2. General Requirements ............................................................................. 322 16.9.6. Cables trenches .......................................................................................... 322 16.9.6.1. The trench depth ..................................................................................... 322 16.9.6.2. Bed and Coverage ................................................................................... 322 16.9.6.3. Distances between the cables in the trench: ............................................ 323 16.9.7. The pipes path ............................................................................................ 323 16.9.7.1. Wall cross................................................................................................ 323 16.10.7.2. Another crossings .................................................................................. 324 16.9.8. Cables Fixing ............................................................................................. 324 16.9.8.1. Number and the individuals .................................................................... 324 16.9.8.2. Cables pulling ......................................................................................... 324 16.9.8.3. Extending the cables in the buildings: .................................................... 325 16.9.8.4. Cables and its marks ............................................................................... 326 16.9.8.5. Connection boxes: ................................................................................... 326 16.9.8.6. Supports and installation ......................................................................... 326 16.9.9. Tests and examination ................................................................................ 326 16.10. Grounding ................................................................................................... 327 16.10.1. Work scope .............................................................................................. 327 16.10.2. Standards .................................................................................................. 327 16.10.3. The soil conditions ................................................................................... 327 16.10.4. Designing requirements ........................................................................... 327

  • 16.10.5. Materials and building ............................................................................. 328 16.10.5.1. The ground materials ............................................................................ 328 16.10.5.2. The ground network: ............................................................................. 328 16.10.5.3. Extending the ground network .............................................................. 328 16.10.5.4. The ground paths air .......................................................................... 329 16.10.5.5. The ground system of the substations complex: ................................... 329 16.10.5.6. The power expenditures ........................................................................ 329 16.10.5.7. The cables pipes and the cables .......................................................... 330 16.10.5.8. Transformers ......................................................................................... 330 16.10.5.9. Establishing the pipelines ..................................................................... 330 16.10.5.10. Buildings and the steel construction for the metal blocks. ................. 330 16.10.5.11. The lightening protection .................................................................... 330 16.10.5.12. Marks .................................................................................................. 330 16.10.5.13. The work achievement: ....................................................................... 330 16.10.6. Test ........................................................................................................... 331 16.11. Fire alarm system ........................................................................................ 331 16.11.1. The work scope ........................................................................................ 331 16.11.2. The system description ............................................................................ 331 16.11.3. The building and design requirements ..................................................... 331 16.11.3.1. General requirements ............................................................................ 331 13.11.3.1.1. Codes and standards ........................................................................... 331 16.11.3.1.2. Installation.......................................................................................... 331 16.11.3.1.3. Electric power feeding ....................................................................... 332 16.11.4. The components description .................................................................... 332 16.11.4.1. Fire alarm board .................................................................................... 332 16.11.4.2. The observation sub-board .................................................................... 333 16.11.4.3. The smoke detectors ............................................................................. 333 16.11.4.3.1. Function ............................................................................................. 333 16.11.4.3.2. Construction ....................................................................................... 333 16.11.4.4. The control switches of the fire alarm .................................................. 333 16.11.4.5. The fire alarm horn ............................................................................... 334 16.11.4.6. The external signal treatment ................................................................ 334 16.11.5. Work limits .............................................................................................. 334 16.11.6. Tests ......................................................................................................... 334 16.12. The electric engines, Starting-up and the system of the speed organizer ... 334 16.12.1. Work scope .............................................................................................. 334 16.12.2. Standards .................................................................................................. 335 16.12.3. Operation conditions ................................................................................ 335 16.12.4. The engine specifications: ........................................................................ 335 16.12.5. The specified design data ......................................................................... 335 16.12.6. Starting-up and the speed setting system ................................................. 336 16.12.6.1. Transformers ......................................................................................... 337 16.12.6.2. The transformer unit:- ........................................................................... 337 The measure equipment: ........................................................................................ 337 16.12.7. Design and construction ........................................................................... 338 16.12.7.1. Cooling method ..................................................................................... 338 16.12.7.2. The constructer styles ........................................................................... 338 16.12.7.3. Vibration ............................................................................................... 338 16.12.7.5. Protection .............................................................................................. 339 16.12.7.6. The dimensions specifications .............................................................. 339

  • 16.12.7.7. Frame and Cover ................................................................................... 339 16.12.7.7. The column ........................................................................................... 339 16.12.7.8. Holders .................................................................................................. 339 16.12.7.9. Insulation............................................................................................... 339 16.12.7.10. The additional devices and the measure tools ..................................... 339 The engine:............................................................................................................. 339 The oil system: ....................................................................................................... 340 Cooling system: ..................................................................................................... 340 16.12.7.11. The terminal boxes .............................................................................. 340 16.12.7.12. The local control box .......................................................................... 340 16.12.7.13. The boards of the estimative values .................................................... 340 16.12.7.14. Painting works .................................................................................... 341 16.12.8. Test ........................................................................................................... 341 16.12.8.1. Examination and test in the factory ...................................................... 341 16.12.8.2. Tests at the site ...................................................................................... 341 16.12.9. Accessories .............................................................................................. 342 16.13.1. Work scope .............................................................................................. 342 16.13.2. Standards .................................................................................................. 342 16.13.3. The operation conditions.......................................................................... 343 16.13.4. The specifications of the equipment ........................................................ 343 16.13.4.4. Constructer requirements ...................................................................... 345 16.14. Test .............................................................................................................. 345 16.14.1. Examination and test inside the factory ................................................... 345 16.14.2. Quality tests ............................................................................................. 345 16.14.3. Testing in the site ..................................................................................... 345 16.14.4. Accessories .............................................................................................. 346 16.15. Revision ...................................................................................................... 346 16.15.1. Work scope .............................................................................................. 346 16.15.2. Operation conditions ................................................................................ 346 16.15.3. Standards .................................................................................................. 346 The seventeenth chapter ......................................................................................... 348 Telecommunications/Telemetering ........................................................................ 348 The seventeenth chapter ......................................................................................... 349 Telecommunication/Telemetering ......................................................................... 349 17.1. General: ......................................................................................................... 349 17.2. System Configuration: .................................................................................. 349 17.3. The functional requirements: ........................................................................ 349 17.3.1. The control requirements: .......................................................................... 349 17.3.1.1. The operation statuses of the well pumps ............................................... 349 The system of the central manual status ................................................................ 350 17.3.2. Sending the signals to the remote control/ telemetering ............................ 350 17.3.2.1. The well pumps (Experimental for 15 wells) ......................................... 350 17.3.3. Discovering the leakage ............................................................................. 351 17.3.4. Telemetering requirements: ....................................................................... 351 17.4. The system description ................................................................................. 352 17.4.1. The system work ........................................................................................ 352 The eighteenth chapter ........................................................................................... 352 The well pumps ...................................................................................................... 352 The eighteenth chapter ........................................................................................... 353 The wells pumps .................................................................................................... 353

  • 18.1. General: ......................................................................................................... 353 18.2. Definitions: ................................................................................................... 353 18.3. The virtual/design age: .................................................................................. 354 18.4. Castings: ........................................................................................................ 354 18.5. Forgings: ....................................................................................................... 355 18.6. The plates of the estimative capacity, the names plates and the identification cards: ...................................................................................................................... 355 18.7. Analyzing the water that will be pumped: .................................................... 356 18.8. Corrosion obstruction: .................................................................................. 356 18.9. The external protection ................................................................................. 356 A. In the factory of the manufacturing company ................................................... 358 B. In the site ........................................................................................................... 358 5. The works of the pipe networks that is buried in the concrete .......................... 358 6. Painting by enamel that is fixed by heat ............................................................ 358 18.10. Nuts and bolts, studs, flanges:..................................................................... 359 18.11. Spare parts, tools and maintenance equipment: .......................................... 359 18.12. Extension/ Electric power feeding: ............................................................. 359 18.13. The electric power for building/ implementing and tests: .......................... 359 18.14. The temporal storage, protection and filling: .............................................. 359 A. Filling: ............................................................................................................... 359 2. Storage: .............................................................................................................. 360 18.15. Guarantees of the good performance: ......................................................... 361 18.16. Tests at the manufacturing company workshop: ........................................ 361 18.17. Tests of the workshop on the vertical pipes: ............................................... 362 18.18. Tests of the workshop on the pumps: ......................................................... 362 18.19. Tests of the workshop on the engines: ........................................................ 362 18.20. Tests of the workshop on the electric equipment: ...................................... 363 18.21. Tests certificates: ........................................................................................ 363 18.23. Tests at the site: ........................................................................................... 364 18.25.1.1. The general requirements of the pumps: ............................................... 365 18.25.1.2. The general requirements of the engines: ............................................. 366 18.25.1.3. The general requirements of the column pipe: ..................................... 366 18.25.2. The submerged pumps: ............................................................................ 367 18.25.2.1. General: ................................................................................................. 367 18.25.2.2. The engine: ............................................................................................ 367 18.25.3. Installing the pumps ................................................................................. 368 18.26. Electrical Installations:................................................................................ 369 18.26.1. General ..................................................................................................... 369 18.26.2. The container and compartments: ............................................................ 369 2) The remote-measure and wireless compartment ............................................... 370 3) Compartment of the transformers ...................................................................... 370 4) The compartment of the electric switches group for the high voltage: ............. 370 18.26.3. The electric switches for the high voltage: .............................................. 370 18.26.4. Transformers: ........................................................................................... 371 1. The starter: ......................................................................................................... 372 2. Fuses/ The mechanical cutter ............................................................................. 372 3. Contactors .......................................................................................................... 372 5. The protection devices ....................................................................................... 372 6. Correcting the electric power factor .................................................................. 373 7. The circuit cutter ................................................................................................ 373

  • 18.26.6. Control gear cubicle: ................................................................................ 374 3) Fuses .................................................................................................................. 375 4) The current transformers ................................................................................... 375 5) Protection relays ................................................................................................ 375 7) Devices .............................................................................................................. 376 9) Labeling ............................................................................................................. 377 10) The guide lamps ............................................................................................... 377

  • First Section: Instructions to Bidders

  • Instructions to Bidders Ministry of Water & Electricity (Water directorate general of Ha'il) desires to deal with companies and institutions that are licensed to practice the work which includes works and services of the tender. This is according to the rules of government tenders and procurement law that issued by Royal Decree no. (m/58) on 4/9/1427 Hijri, and its executive rule that is issued by the minister of finance, act no. (362) on 20/2/1428 Hijri. Also, the amendments, acts, circulations or instructions that issued regarding them such as, including not limited to, the following:-

    Item no. (1) Work Scope: Works and services that are expected to be implemented include (The project of supporting and completing (The first stage) for the comprehensive village water project at Ha'il) that are stated in the tender documents.

    Item no. (2) Tender Documents: The documents of tender include the following: A. Instructions for the bidders. B. Sample of the tender. C. Basic document of the contract. D. General conditions (if found). E. Particular conditions (if found). F. Specifications. G. Supplements H. Schedules of amounts and prices lists. I. Charts. These documents are inserted as a digital copy into a Compact Disk (CD). Bidder contracts for printing, sealing and offering such documents in his tender in addition to the other required documents as the conditions and specifications requires.

    Item no. (3) Tender Acceptance: 3.1. Any tender is provided to the ministry (directorate) after the deadline of the providing according to the target date that is stated in the tender announcement, will not be accepted. 3.2. Tenders are not accepted unless they were conforming to the prototypes that are certified by the ministry/ directorate and sealed by its seal. Also, all the schedules of amounts and prices lists; written and complete.

  • 3.3. Without breaching of what provided in the item no. (6) of these instructions, if the conditions, specifications, amounts schedules, or the certified sample of any tender are changed, it will not be considered. Also, all the documents of the tender should be written with ink.

    Item no. (4) Tendering: 4.1. Tender should be conforming to the prototypes that are received from the ministry (directorate), and sealed by its seal. 4.2. Tender should be signed by the bidder. If it was tendered by a company or institution, it should be signed by its permanent representative. It should also be attached to all the documents that are provided in the paragraph no. (4.3.) of this item. 4.3. The following documents should be attached to the tender: A. Tender documents (Look at item no. /8). B. Implementation method (Look at item no. /16). C. Capacity proofs (Look at items no. / 20&21). D. Details of the partnership contract (Look at item no. /22). E. Title (Look at item no. / 23). F. Any explanatory documents referred to hereinafter. G. Bid bond (Look at item no. /7). 4.4. Tender is not accepted unless it is provided complete with all the required documents are put inside a sealed envelope in such way that guarantee its privacy and not opening it. It also should be free from any distinctive writings and marks which may identify its owner, addressed to his Excellency/ . Ministry of Water & Electricity (Water general directorate of Ha'il). _ Kingdom of Saudi Arabia. Tender should be delivered before that target date of opening the sealed tenders through the registered mail, or handing over to the ministry (directorate). Bidder is given a receipt includes the date and time of tendering. Any tender will be delivered to the ministry (directorate) after the deadline of tendering, it will not be considered. The following illustration should be stated on the envelope: (Tender . ) Private tender () Tender no. () 4.5. The provided outer envelope should contain two envelopes that include the following: The first envelope: Bid bond.

  • The Second envelope: All the documents that are stated in the paragraphs (1-2) of item no. (4) of these instructions. Both of the two envelopes should be sealed. Names of the bidder and project, contents of the envelope and the date of tendering should be stated on the envelopes. 4.6. Tender should be attached with a letter that illustrates the attachments in details. Any document will not be referred to in the tender, will not be considered. 4.7. Envelopes are officially opened at the target date of the tender announcement. Bidder should assign a representative of him, or an authorized agent to attend the envelopes opening. 4.8. Tenders opening committee will not receive any tenders, letters, envelopes, or samples will be provided during tenders opening session. 4.9. Ministry (directorate) may postpone the date of tenders opening. Bidders will be informed and notified with the new date of tenders opening. 4.10. Bidder may withdraw his tender before the tendering deadline.

    Item no. (5) Tender Validity: 5.1. The tender is valid to ninety (90) days from the date that is specified for tenders opening. If the bidder withdrew his tender before such period is ended, he will not get his bid bond back. 5.2. Ministry (directorate) may ask the bidder for extending the validity period of their tenders for additional ninety (90) days. Bidders should accept within two weeks from the date they are notified with the extension request. Those who don't provide anything during such period will be considered that he doesn't agree for extending their tenders; moreover, they will get their bid bond back.

    Item no. (6) Bid Bond 6.1. Bidder should attach with his tender any of the following guarantees: A. Bank guarantee from one of the national banks. B. Bank guarantee from an abroad bank that will be provided by one of the banks working at the Kingdom. C. Financial guarantee in addition to the bank guarantee regarding the cases of living guarantee, or such cases that require urgent guarantee, provided that not exceed the living or works costs of three days. 6.2. The value of such guarantee should vary from one percentage (1%) to two percentages (2%) of the tender value. This is according to the rules of item no. (11) of the government tenders and procurement law. The tender that contravenes such rules will be discarded, whatever the decrease rate was.

  • 6.3. The guarantee formula should be conforming to the bank guarantees formula that is certified by Ministry of Finance. 6.4. Bank guarantee should be valid to not less than ninety (90) days from the date that is set for tenders opening. However, the tender that contravene that, will be discarded whatever the decrease period was. 6.5. Guarantee is payable when the ministry (directorate) requires that without an adjudication or a decision from an arbitration board. 6.6. The bid bonds are given back to the discarded bidders after the adjudication of tenders, also in the case of tender cancellation, or after the expiry of the tenders validity period. 6.7. Ministry (directorate) may ask for extending the bid bond for the successful bidder, if it expired before providing the performance bond. 6.8. Guarantee should be unconditional and irrevocable. Also, its value should be free from any discounts related to taxes, customs, or other expenses. 6.9. Any tender is not attached with the original bid bond letter, will not be considered. Any tender is attached with a guarantee under a check, showing seriousness for cash payment, a discount request from sum of the ministry (directorate), or attaching a copy of the indemnity letter, will not be considered.

    Item no. (7) The necessary conditions that the bidders should have: 7.1. Bidder should attach the following documents and authorizations (provided that being valid) to their tenders: A. The commercial register or the regular license of works or services he is tendering to. B. Career rating in the field of works or services regarding the contracts of public works or operation, maintenance, and cleanliness of tendering with observance to the financial limitations of the rating degree according to the rules of contractors rating system. (Any tender contravene this, will be discarded.) C. Tax or alms payment certificate. D. A certificate from General Organization for Social Insurance states that the institution is registered, and the deposits are paid. E. A certificate of affiliation to the industrial commercial chamber. F. The investment license, if the bidder was licensed according to the foreign investment system. G. Certificate of realizing the regular percentage for settling the jobs. H. Attaching a certificate, from one of the national banks which the bidder treats with, states the financial status and the credit ability.

  • 7.2. If the tender was provided by institutions and/or foreign companies, the following data and information should be attached to the tender: A. A certificate from an acknowledged and accredited bank to Saudi Arabian Monetary Agency that states the company capacity, financial reputation and the commercial deal of the company. B. A statement of the works that the company has achieved outside the Kingdom in the project that it tendered to implement it inside the Kingdom, provided that it should be certified by the industrial and commercial chamber of the same country of the company. C. The completion certificate that the company got for the works it implemented, whether inside or outside the Kingdom. D. A copy of the company budget, profit and loss account for the last two years. It should be certified by an acknowledged chartered accountant. 7.3. Bidders should attach an authorization letter of the authorized agent for signing any document related to the tender that is certified by an official board. 7.4. If the bidder didn't provide any of the documents, licenses, data and information that referred to in the two paragraphs (8.1. & 8.2.) of this item with his tender during tendering, Or the provided tender was expiry, he may be granted an additional period that the ministry (directorate) determines for completing such documents, licenses, data and information, provided that not leading to ending the targeted period of the tender adjudication. If he didn't provide it on that time, he will be discarded from such tender.

    Item no. (8) the responsibility of bidders to know the circumstances of working at the workplace: 8.1. Bidder who is tendered to implement the required services and works should survey the nature of works he is tendered to, the circumstances of implementation, knowing all its data and details, what may impact on the categories of his tender and the risk of its commitments. 8.2. It is expected that the bidder should have made known, read and understood its content. Also, making sure of the supply sources, sufficiency, the way of getting it, transporting it to the workplace regarding materials, water, fuel, power, workers, and all the necessary for works and services of the contract. Also, Precaution should be taken for all the possible emergencies, whatever its type and reason was including entering to the different workplaces. Bidder should make sure of getting all the necessary data and illustrations for all the matters related to services and works achieving and completion before the date of tendering. Also, knowing the project volume and all the general information which enable him to evaluate the necessary services and works.

  • 8.3. Ministry (directorate) is not responsible for the authenticity of any information and/or data that stated in the report or any other documents attached to the tender documents. Also, any mistake may the report has and cause financial loss or any additional costs in the required services and works. All the reports, information and data bidders were provided with, were only for helping them for the purpose of illustrating the required services and works, but it will not exempt any from his commitments. 8.4. Bidder is expected to be convinced with the validity and sufficiency of the tender, categories and prices that are stated in the amounts schedules, and that it will answer all his contracted commitments resulting from the project implementation, all the necessary things, and matters related to the right implementation and completion of works and services.

    Item no. (9) The provided information are not obligatory to the employer: Any information or data are not obligatory to ministry (directorate) except the tender documents, or any official letters that are issued by it and gave it out to the bidders.

    Item no. (10) The information accuracy of the tender document is unsecured: Bidder should make sure of the authenticity of any data or information stated in the tender documents, any approximate amounts stated in the schedules and prices lists (if found) related to the necessary services and works of this tender.

    Item no. (11) Failure in getting accurate information: Failure of bidders to get any accredited data and information about the nature, circumstances and place of the work, or to appreciate their commitments under the tenders' documents, will not exempt them from the responsibility resulting from such failure.

    Item no. (12) No change in the prices for the provided information: 12.1. Bidder should provide his price according to the conditions, specifications, and amounts schedules that are certified by the ministry (directorate), also including all the expenses, costs, and fees of the bidder. Ministry (directorate) will not accept any claim for increase the prices that are stated in the amounts schedules, any other schedules, or any prices were determined in the tender value after providing it.

  • 12.2. Bidder is not allowed to amend any of the conditions, specifications and the amounts schedules. Also, not deleting any of the items or specifications of the tender. The tender contravene to that, will be discarded. 12.3. The successful bidder is not allowed to claim any allegations for providing him with information, giving him any promises or guarantees by any person (whether he was one