Door Hardware 08 71 10.pdf

Main Works Contract Project No. DU 1222 Architectural, Structural & Civil Works Lotus Towers- Business Bay, Dubai

SECTION 08 71 10

DOOR HARDWARE

PART 1 GENERAL

1.1 General Instructions 1.2 Work Included 1.3 Related Work Specified Elsewhere 1.4 Quality Assurance 1.5 Submittals 1.6. Packing and Marking 1.7 Delivery and Storage 1.8. Supplier's Qualifications and Responsibilities 1.9 Keying and Key Control 1.10 Special Requirements 1. 11 Warranties 1.12 References

PART 2 PRODUCTS

2.1. Acceptable Products, Manufacturers and Suppliers 2.2 Designs, Materials and Finishes 2.3 Fixing Devices 2.4 Fire Resisting and Emergency Exit Doors 2.5 Hinges 2.6 Locks and Latches 2. 7 Lever Handles, Roses and Backplates 2.8 Pull Handles 2.9 Automatic Door Closing Devices 2.10 Bolts 2. 11 Door Stops 2.12 Cabinet Hardware 2.13 Signs and Nameplates 2.14 Technical Support 2.15 Manufacturers' Warrantees 2.16 Submittals 2.17 Operation, Maintenance, etc. 2.18 Work Incidental to lronmongery

PART 3 EXECUTION

3.1 Installation 3.2 Mounting Positions 3.3 Adjusting, Cleaning and Protection 3.4 Door Position Switches 3.5 Completion and Continued Maintenance 3.6 Warrantee

Khatib & Alami (CEC) Section 08 71 10 Door Hardware

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SECTION 08 71 10

DOOR HARDWARE

PART1 GENERAL

1.1 General Instructions

1.1.1 All of the Contract Documents, including General and Supplementary Conditions and Division 01 General Requirements apply to the work of this section.

1.2 Work Included

1.2.1 Provide all labor, materials, equipment, and services necessary to perform the work of this section as shown on the Drawings and/or herein specified. This work includes, but is not necessarily limited to, the following:

1. Furnish and deliver to the project site materials required for a complete installation of Door Hardware as shown on the Drawings and as herein specified.

2. Furnish all required templates and schedules.

1.3 Related Work Specified Elsewhere

1.3.1 Carefully examine all of the Contract documents for requirements which affect the work of this section.

1.3.2 Other specifications sections which directly relate to the work of this section include, but are not limited to, the following:

1.3.2.1 1.3.2.2 1.3.2.3 1.3.2.4 1.3.2.5

Section 06 40 23 Section 08 11 13 Section 08 14 00 Section 08 44 13 Division 26

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Interior Architectural Wood Work. Hollow Metal Doors and Frames Wood Doors. Glazed Aluminium Curtain Wall. ELECTRICAL: Wiring for electrically-operated hardware.

1.4 Quality Assurance

1.4.1 Hardware shall be entirely free from imperfection in manufacture and finish.

1.4.2 It is the responsibility of the Hardware Supplier to follow the manufacturer's catalogue requirements for the proper size and weight of hardware in each case. All door sizes are to be noted on the door schedule and all hardware shall be in strict accordance with requirements of height, width, and thickness.

1.5 Submittals

1.5.1 Schedules: Within 21 days after the award of the Contract, six (6) copies of a complete Hardware Schedule, in vertical format, shall be furnished through the General Contractor for approval by the Engineer. The Schedule shall list the Specification Hardware Set number next to the Schedule Heading Number and shall include a numerical Door Index listing the Schedule Heading Number and a condensed list of products, manufacturers and quantities.

Khatib & Alami (CEC) Section 08 71 1 0 Door Hardware

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Project No. DU1222Main Works Contract Architectural, Structural & Civil Works Lotus Towers- Business Bay, Dubai

1.5.2 Templates: All required templates shall be furnished in accordance with the schedule. Furnish templates to the door and frame manufacturer sufficiently in advance so as not to delay progress of the work. However, no templates shall be issued or materials ordered until the schedule has been approved.

1.5.3 Samples: Submit samples as requested by the Engineer of any materials specified herein. Samples shall be clearly marked with the manufacturer's name and number and with the schedule number. Samples shall be returned to the supplier after being reviewed.

1.5.4 Product Data: Include with the Door Hardware Submittal for approval a complete set of catalogue cuts covering the products specified herein.

1.6. Packing and Marking

1.6.1 All hardware shall be delivered to the site in packages which are legibly marked with labels indicating the manufacturers' numbers, types and sizes, and with the Hardware Schedule reference number.

1.6.2 Each hardware item shall be wrapped together with necessary for its proper installation.

all screws, bolts, and fastenings

1.6.3 Contractor to provide clear, durable door and frame tags during construction for ease of keying.

1.7 Delivery and Storage

1.7.1 The Contractor shall receive, check against invoices, and store all hardware at the job.

1.7.2 Delivery of hardware instructions.

to the job shall be made in accordance with the Contractor's

1.7.3 The Contractor shall provide adequate locked storage space with shelving, and shall be responsible for all items of hardware after receipt from the supplier. He shall replace all lost or damaged hardware at his own expense.

1.8. Suppliers Qualifications and Responsibilities

1.8.1 In order to qualify for work under this Section, hardware supplier must employ on a full time basis a regular member of the Society of Architectural Hardware Consultants or equal, to prepare detailed schedules, check shop drawings and supervise installation.

1.8.2 Hardware Supplier shall be responsible for the accuracy of the quantities, sizes, finish and proper hardware to be furnished, whether specifically listed or not, and shall be responsible for determining all details, such as hand of doors, bevel of locks, etc.

1.8.3 Hardware Supplier shall furnish all Door Hardware required for the building and not furnished under another Section. Hardware not specifically listed for a particular opening shall be furnished under this Section and shall be same as hardware for similar openings elsewhere in the building.

1.9 Keying and Key Control

1.9.1 Great Grandmaster Key, Master Key, and Construction Master Key all locks and cylinders to a new High Security 7 Pin Interchangeable Core system as directed by Engineer and/or Employer.


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1.9.2 Cores shall have Concealed Core Marking.

1.9.3 After receipt of an approved Hardware Schedule, and prior to ordered any locking devices, hardware supplier shall arrange through the General Contractor for a meeting with the Engineer and/or Employer to discuss keying for this job. A Keying Layout Schedule shall be submitted for review within ten days after such meeting.

1.9.4 Furnish the following quantities of keys:

Four Four Four Three Six Two

(4) (4) (4) (3) (6) (2)

Great Grandmasterkeys each Set Grandmasterkeys each Set Masterkeys each Set Change Keys each locking device Construction Masterkeys Control Keys

1.9.5 Furnish cylinders as required for all locking devices on this job.

1.9.6 Furnish one Key Cabinet, including envelopes, labels, tags with self-locking clips, receipt forms, three-way index, temporary markers, permanent markers, and standard metal hinged- panel type cabinet for wall mounting. All index cards shall be properly filled in and all keys shall be tagged and affixed to hooks. File Cabinet shall have a capacity of 150 per cent more than the number of cylinders furnished under this Contract.

1.10 Special Requirements

1.10.1 Hardware Supplier shall determine conditions and materials of all doors and frames for proper application of hardware.

1.10.2 The Hardware Schedule shall list the actual product series numbers. Supplier is required to follow manufacturer's catalogue requirements for the actual size of door closers, brackets, and door holders. All door sizes are to be noted on the Door Schedule and all hardware shall be in strict accordance with requirements of height, width and thickness.

1.10.3 Tools for Maintenance: All special tools packed with hardware items shall be saved and turned over to the Owner upon completion of the Work.

1.10.4 All lever or knob trim for door locks to hazardous areas such as Mechanical Rooms, Electrical Rooms, etc., shall have a tactile surface to comply with requirements of the Authority Having Jurisdiction.

1.10.5 Lock fronts, flush bolt manufacturer's standards.

faces, and strikes shall be beveled in accordance with

1.10.6 Handing of doors shall be verified by this Supplier.

1.10.7 All electrified hardware items are to be interfaced with the Fire Alarm System.

1.10.8 Refer to Hollow Metal, Wood and Aluminum Door Sections regarding adequate blocking and reinforcing for surface-applied hardware. The use of thru-bolts is prohibited.

1.10.9 Hardware not specifically listed for a particular opening shall be the same as hardware scheduled for similar openings.

1.1 0.10 All Door Contacts to be furnished and installed by Security Contractor. Coordinate with Door Frame Manufacturers for proper factory prepping.


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Main Works Contract Project No. DU1222 Architectural, Structural & Civil Works Lotus Towers- Business Bay, Dubai

1.11

1.11.1

1.11.2

1.12

1.12.1

Warranties

Attention is directed to prov1s1ons of Sections of Division 01: GENERAL, regarding warranties for work under this Contract.

Manufacturers shall provide their warranties for work under this Section. However, such warranties shall be in addition to, and not in lieu of, all other liabilities which the manufacturers and Contractor may have by law or by other provisions of the Contract Documents.

References

British or other approved standards set minimum requirements. If this specification requires higher standards, the more stringent requirement will apply. Use of manufacturer references will not limit the contractor's duty to comply with the specification or the current editions of:

BS

476 Fire tests on building materials and structures BSEN ISO 14610 Hot dip galvanized coatings 1210:1963 Wood screws 1224:1996 Electroplated coatings of nickel and chromium BSEN 12540 Electroplated coatings of nickel and chromium 1449-1.1 Steel plate, sheet and strip. General Specifications

BSEN 12329 & BS EN 12330 Electroplated coatings of cadmium and zinc

BSEN 1172, } BS EN 1652, Copper and copper alloys BS EN 1653 & BS EN 1634

BSEN 12166 Copper & copper alloys wire. BSEN 13724 Letter plates 3621:1980 Thief resistant locks BSEN 1906 Builder's hardware - Lock and latch furniture 5499 Fire safety signs notices and graphic symbols 5588 Precautions against fire. 5839 Fire detection and alarm system for building BSEN 12209 Locks and latches for doors in building

6100: Sub sec. 1.3.6:1997 Jointing products, builder's hardware & accessories.

6496:1994 Powder organic coatings for application and stoving to aluminium alloy.

BSEN 1435 Hinges 8220 Guide for security of building against crime BSEN 1125:1997 Panic exit devices operated by a horizontal bar BSEN 1154: 1997 Controlled door closing devices


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Project No. DU 1222Main Works Contract Arch itectural, Structural & Civil Works Lotus Towers- Business Bay, Dubai

PART 2- PRODUCTS

2.1 Acceptable Products, Manufacturers and Suppliers

2.1.1 Refer to Annexure - II: List of Approved Products, Manufacturers, Suppliers, Fabricators and Sub-contractors (Architectural and Civil Works).

2.2 Designs, Materials and Finishes

2.2.1 Regardless of other provisions, materials shall meet fire safety requirements and not be subject to bimetallic corrosion with background materials or other ironmongery.

2.2.2 Every finished surface of one material, whether extruded, rolled, cast or stamped, shall match exactly in colour and texture indicated on drawings and/or as directed by the Engineer and all items on any one visible door face shall be finished to an identical appearance.

2.2.3 Unless otherwise stated, minimum standards shall be:

2.2.3.1 Aluminium: HE9-TF alloy, hand polished and anodized to 15 microns thickness.

2.2.3.2 Stainless Steel: Grade 316 (chromium-nickle-molybdenum group) satin finished or polished to a mirror like reflectance as required. Other grades or thin stainless steel cladding on other metal bases are unacceptable.

2.2.3.3 Coloured Finishes: Electrostatically applied, oven cured powder coated to BS 6496: 1991, on Grade HE9-TF alumin ium alloy, anodized before coating, applied in a BS 5750 quality assured accredited factory and tested for light fastness, detergent resistance, impact and abrasion resistance (conical mandrel to ASTM D 522 and falling ball to BS 3900: Part E7: 1992), adhesion (1 mm crosscut to BS 3900: Part E7: 1992)) and scratch resistance (2000 g load to BS 3900: Part E2: 1992).

2.2.3.4 Brass: CZ 121/2874 alloy, hand finished satin or mirror polished as required and protected by a transparent electrostatically applied, oven cured powder coating as specified for coloured finishes.

2.2.3.5 Bronze: CZ 121/2874 alloy, hand finished, bronze plated, acid relieved and protected by a transparent electrostatically applied, oven cured powder coating as specified for coloured finishes.

2.3 Fixing Devices

2.3.1 Fixing devices shall be suitable, matching, metric and rust-proofed to suit the location and background, of allen key, or equivalent positive locating drive types.

2.3.2 Pull handle fixings shall be passivated steel bolt through type, with cups, unless otherwise specifically required.

2.4 Fire Resisting and Emergency Exit Doors.

2.4. 1 The UK Guild of Architectural lronmoger's Code of Practice sets minimum requirements but if a higher standard is required by this specification, by statute or by the Civil Defense Authorities, the higher standard shall apply.

2.4.2 lronmongery to fire rated door assemblies shall be of types and materials which will not compromise the specified rating. Fire and smoke control doors, escape route doors and final exits shall have closers as described hereafter.


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2.4.3 Emergency exit devices shall be mortice types of BSEN 1125: 1997 with stainless steel crossbars, unless otherwise required. Visible latches or vertical bolts are aesthetically unacceptable.

2.4.4 "FIRE EXIT" and "PUSH BAR TO OPEN" signs to BS 5499 and other signs required by the Civil Defense Authorities will be provided, unless otherwise specified.

2.4.5 Where latches or night latches are used, with a lever(s). on escape route doors, provide at no extra cost specially moulded polycarbonate, non-toxic, non-radioactive, visually unobtrusive, luminous rose surrounds and/or insert escutcheons, able to store natural or artificial light and, when lights are doused or fail, of emitting a bright luminosity for up to eight hours, to indicate the position of the lever. Such indicators shall be to DIN 67510 with a measured value FL.2.1-280 green and 2.10 mcd/m2 (minimum luminous density) at one hour after excitation.

2.5 Hinges

2.5.1 Hinges shall be suitable types matching other items in the door, independently tested and certified as suitable for the door weight, size and usage intended. Hinges to fire rated doors and doors with closers shall be ball bearing type, to minimize closing friction and prevent wear, independently tested and certified as not compromising the specified rating and shall not contain low melting point materials, like aluminium or plastics.

2.5.2 If the aluminium or brass hinges washers, lugged to minimize wear.

are required they shall have double stainless steel

2.5.3 Stainless steel butts shall be of ball bearing type. Stainless steel plain, washers or rising butts are unacceptable, due to high friction wear.

2.5.4 Rising butts are acceptable only on WC/shower unacceptable unless specifically required.

cubicle doors. Spring hinges are

2.6 Locks and Latches

2.6.1 Lock suites for use on fire rated door assemblies shall be independently tested and certified as not compromising the fire rating and shall not contain plastics, zinc or other low melting point components.

2.6.2 Mortice locks and latches shall be heavy duty type BS EN 12209 Category 8 and in addition, shall have:-

to performance requirements of

2.6.2.1 25 mm double throw deadbolts incorporating anti-sawing hardened steel rollers.

2.6.2.2 Special springing against progressive lever droop (levers with sprung unacceptable due to potential for damage and corrosion) for lever handles.

roses are

2.6.2.3 Soft springing with two way action and 70 mm minimum backset for knobs.

2.6.2.4 Facility for full reversal of hand, without opening the case.

2.6.2.5 19 mm throw stainless steel three part, low friction, guided latchbolts.

2.6.2.6 Suitable forends, strike plates and rebate components for rebated meeting styles, of non-corroding materials to match handles (including coloured finishes).

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Project No. DU1222 Main Works Contract Architectural, Structural & Civil Works Lotus Towers- Business Bay, Dubai

2.6.2.7 Six pin cylinders with practically infinite differs, incorporating rotating pins and side locking bars, finished to match handles and trim (includes coloured finishes), easily removable with the door open, without dismantling trim but not removable if closed for high security areas only.

2.6.2.8 Three keys per lock.

2.6.2.9 The actual number of grand master, master and sub-master keys required shall be as directed by the Engineer at the time of placing orders.

2.6.3 Unless otherwise stated, locks shall be master keyed to a system of Grand master, Master and Sub-master suites, without compromise to security standards.

2.6.4 A proprietary, lockable key filling/security cabinet with space for one key for each lock, including locks for fittings, fixtures, etc. plus 20% spare capacity and four plastic key tags with card inserts and five ..key-out tags .. for each space shall be provided.

2.7 Lever Handles, Roses and Backplates

2.7.1 Lever handles should be of rounded section stainless steel minimum 19 mm dia. unless otherwise stated.

2.7.2 The levers shall be supplied complete with corrosion proof hardened steel spindle suitable for door thicknesses between 35mm and 54mm.

2.7.3 Roses and backplates with ball bearing shall be of a 2 mm material with polished edges and the former should be capable of being fixed rigidly to the associated lock case by the use of metal thread screws provided, or fixed to the door with screws.

2.7.4 Lever handles should have a return section at free end to within 5 mm of the door face.

2.8 Pull Handles

2.8.1 Pull handles should be of an approved stainless steel section and shall be located directly opposite each other where handles are required each side of a door.

2.8.2 They shall be provided with bolt through fixings employing countersunk bolts with cup washers and locking patches.

2.8.3 Where appropriate, levers and pulls shall be of a type that allows forearm operations in addition to being suitable for hand operation. Pull handles, with a free end should have a return at the free end to within 5mm of the door face.

2.9 Automatic Door Closing Devices

2.9.1 Automatic Door closers generally incorporating the following features:

shall be fully adjustable, hydraulic check types,

2.9.1.1 Closing speed fully adjustable between two and thirty seconds (if delayed closing is specified the door, when opened to 90 degree or beyond, shall stand motionless for a period adjustable up to 60 second, before starting to close).

2.9.1.2 Snap action closing to overcome latch resistance with a switch to negate such action for doors without latches.

2.9.1.3 Opening and closing from any angle upto 175 degrees, with check adjustable to operate from any angle between 135 degrees and closed.


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2.9.1.4 Hydraulic reverse check or backcheck action, fully adjustable for angle of operation unless otherwise specifically stated.

2.9.1.5 Five years warrantee for use in local ambient conditions, including positions of extreme exposure and, for back check closers, even if stops are not specified.

2.9.1.6 No visible manufacturer's markings, except those of BS EN 1154:1997.

2.9.1.7 Hold open the door at any pre-selected angel between 85 to 110 where specified.

2.9.1.8 Produced in factories with a BS quality assurance kite-mark.

2.9.2 Automatic overhead closers shall be to BS EN 1154:1997. Standard units shall have power adjustable between sizes 2 and 6 of BS EN 1154: 1997 (other sizes when necessary). They shall have plain, rectilinear, solid extruded bodies (not loose covers) finished identically to other items on the door, suitable rust-proofed arms, fully concealed fixings and adjustment controls and only one fixing position, established by template, to minimize potential for incorrect fitting.

2.9.3 Floor mounted automatic closers shall be of the type suitable for single or double action, wood or metal doors by use of compatible fittings, with concealed fixing cover plates matching other ironmongery on the door and specially reinforced galvanized main boxes allowing mechanical adjustment vertically, longitudinally and transversely after installation.

2.9.4 Automatic closers to fire/smoke control doors, escape route doors and external doors shall conform to and have passed the rated fire door test reference FR 1202 to BS 476: Part 22: 1987. On operation of the fire alarm signal in an emergency the closers shall be released to the Fail Safe (closed position) through an electromagnetic mechanism incorporated within the closers.

2.9.5 Automatic closers to fire/smoke control doors, escape route doors, external doors and doors opening through more than 90 degrees shall be to BS EN 1154: 1997 Class C and shall be certified by the US Underwriter's laboratory or other approved independent body as not compromising the fire rating of the door assembly.

2.9.6 If both leaves of a pair of doors have closers and one must close first, due to rebated styles, etc. provide suitable selectors, which will not obstruct other ironmongery.

2.10 Bolts

2.10.1 Flush bolts having a 25mm throw shall be provided at top and bottom on non active leaves of pairs of doors. The flush bolts shall have a 225 mm long body with a dove tail return to resist damage to the door.

2.10.2 Bolts located inside plant rooms, cupboards, etc. shall be of a lever action pattern and bolts on doors within escape corridors shall have slide knob operation.

2.10.3 Suitable bolt sockets or keeps shall be provided and shall be the easy clean "boat" type generally but of a spring loaded dirt excluding type at external or dirty locations.

2.11 Door Stops

2.11.1 Suitable stops of types with robust holders and replaceable rubber inserts, matching other ironmongery on the door shall be provided. Door stops are unnecessary if doors have stand-open or backcheck closers, unless opening against a wall.


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2.11.2 Where practical, wall bumpers with round roses and buffered coat hooks within bathrooms and toilets shall be used. Elsewhere, floor stops 38 mm (minimum) high 47 mm diameter, with expansion shield fixings shall be used, unless these will cause safety hazards to occupants, or if doors are undercut. Overhead limit stays shall be provided where necessary. Roller bumpers shall be provided if doors open onto each other.

2.12 Cabinet Hardware

2.12.1 Suitable ironmongery to fittings, fixtures, etc. to suit the location, type and function and to match door ironmongery shall be provided.

2.12.2 The Contractor shall purchase signs and nameplates as specified on the drawings from a source approved by the Engineer.

2.12.3 Signs and nameplates shall comply with the appropriate British Standard herein.

as detailed

2.13 Signs and Nameplates

2.13.1 Signs and nameplates shall be in Arabic and English script (except for graphic only signs) and the Arabic script shall be above the English script.

2.13.2 Signs and nameplates shall be mechanically fixed to the background material by such means as approved by the Engineer. The use of adhesive shall not be permitted without the written approval of the Engineer.

2.14 Technical Support

2.14.1 The supplier shall offer full technical support and he or his agent must have suitable qualified resident staff, able to prepare/amend proper ironmongery schedules and advise on technical matters, including master key systems and problems of specification, installation and operation.

2.15 Manufacturers' Warrantees

2.15.1 Before supply commences, provide written warrantee, specific to ironmongery for the project and unlimited by disclaimers of responsibility for ironmongery schedules, undertaking to repair or replace, free of charge, items which are or become defective due to faulty material or workmanship, or unsuitability for intended building use or prevailing external or internal environmental conditions, subject only to fixing according to approved ironmongery schedules and installation instructions provided.

2.16 Submittals

2.16.1 Make submittals in three stages as follows:

2.16.2 Stage 1

Stage 1 - Submittals shall comprise:

Details of the supplier's qualifications and experience of local representative staff.

General catalogues, suitably marked to indicate each item of ironmongery proposed.

150 x 150 mm samples illustrating each finish proposed to be supplied for locks, handles, closers, etc.


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Main Works Contract Project No. DU1222 Architectural, Structural & Civil Works Lotus Towers- Business Bay, Dubai

Independent test certificates providing compliance with relevant British Standards, including:

Locks to BSEN 12209 Category B. Panic exit devices to BS EN 1125 Closers to BS 6459 and, in particu lar to class C thereof. Stainless steel to BS EN 10293:2005, BS EN 16029, BS EN 10048, BS EN 10051, BS EN 10095, BS EN 10258 and BS EN 10259 Grade 316.

The Draft Warrantee per Specimen shown in Appendix-B. signed to indicate full acceptance of the Conditions thereof.

Techn ical literature detailing local range(s) proposed, marked to indicate equivalent types proposed and showing exact comparisons with functions of the locks specified.

Comparisons of ironmongery proposed with this specification, detailing each deviation from the requirements hereof.

A representative sample board, showing items for typical doors, including a hinge, an operation lock with handles and trim fitted, a pull handle and an overhead door closer.

2.16.3 Stage 2

Upon Stage 1 approval; Stage 2 submission shall comprise:

A full ironmongery schedule, using the door-by-door set types principle, with each set fully detailed and listing every door for which the set type is proposed.

Any further information required by the Engineer.

2.16.4 Stage 3

Upon Stage 2 approval; Stage 3 submission shall comprise:

Samples of items not submitted at stage 1 or 2.

The final signed manufacturers' warrantee.

2.16.5 Approved samples will be retained and compared with items subsequently installed.

2.16.5. 1 The granting of any stage approval will not ensure Approval at subsequent stages, nor will approval limit the Contractor's responsibility to ensure that ironmongery complies with the specification and is suitable for the required use. If items supplied are found not to comply with this specification and if such deviation was not included in the list of deviations in Stage 1 above, the supplier may be required to replace such items with items complying with the specification, at his own expense.

2.17 Operation, Maintenance, etc.

2.17.1 On practical completion the Contractor shall delivery to the Engineer the following:

- Any spares and parts required by the contract documents. - Two full sets of fixing and operating tools.

Bound operation manuals with, in clearly labeled sections:-

Copies of manufacturer's warrantees requ ired above.


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General maintenance and fixing instruction sheets. Full performance I construction specification, operations, adjustments and maintenance instructions for all locks, cylinders, handles, spindles, door closing devices, panic exit devices, hinges, etc. Final as-installed ironmongery and keying schedules. Such other information as may be reasonably required .

2.18 Work Incidental to lronmongery

2.18.1 The Contractor shall execute such incidental work as:-

2.18.1.1 Coordination with other trades.

2.18.1.2 Factory mortising and reinforcing wood or metal doors.

2.18.1.3 Protecting from damage and deterioration during construction.

2.18.1.4 Removing fixed items before finished processes and refixing .

2.18.1.5 Checking, maintaining, adjusting, cleaning and lubricating.

2.18.1.6 Forming holes, mortises, chases and the like, reinforcing hollow constructions, making good finishes and protective and decorative painting where required.

2.18.1.7 Providing wiring, accessories, etc. for electrical items.

PART3 EXECUTION

3.1 Installation

3.1.1 Strictly comply with manufacturer's instructions and recommendations, except where more restrictive requirements are specified in this section. Beginning work means installer accepts substrates and conditions.

3.2 Mounting Positions

3.2.1 Heights given are center line heights from finished floor.

3.2.2 Comply with recommendations of Builders' Hardware Manufacturers Association (BHMA), subject to approval, for heights of items not indicated; height is to center line unless otherwise indicated.

1. Top Hinge: To jamb manufacturer's standard, but not greater than 254mm from head of frame to center line of hinge.

2. Bottom Hinge: To jamb manufacturer's standard, but not greater than 318mm from floor to center line of hinge.

3. Intermediate Hinge: Equally spaced between top and bottom hinges.

4. Locks/Latches, Panic Devices: 1 016mm to center of lever/bar.

3.2.3 Set hardware plumb, level, and in exact alignment and location. Conceal and countersink fasteners wherever possible.


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3.3 Adjusting, Cleaning and Protection 3.3.1 Adjust hardware items to work smoothly, easily and correctly.

3.3.2 Clean exposed surfaces using non-abrasive materials and methods recommended by the manufacturer of the hardware being cleaned. Remove and replace work which cannot be successfully cleaned, as judged solely by the Engineer.

3.3.3 Provide temporary protection to ensure work being done without damage or deterioration at time of final acceptance. Levers shall be kept covered with heavy cloth and other hardware shall be protected against damage until Substantial Completion of the Project. Remove protections and reclean as necessary immediately prior to final acceptance.

3.4 Door Position Switches

3.4.1 Door and Frame preparation for concealed Door Position Switch (to be provided and installed by the Security Contractor under a separate contract). The door and frame shall be prepared in the manufacturer's shop for this device as follows:

3.4.2 Door- For the switch magnet, drill a 25mm diameter, 42mm deep hole in the top of the door, on the centerline of the of the thickness of the door, 150mm from the strike side of the door (150mm from the centerline of the door for double doors).

3.4.3 Frame- For the switch, drill a 25mm diameter hole in the head of the frame to line up with the magnet hole on the top of the door.

3.4.4 Backbox - For doors with grouted frames, provide a 35mm deep backbox in the frame above the switch hole.

3.5 Completion and Continued Maintenance

3.5.1 Before completion of work of this Section, inspect work with Engineer and adjust and correct work to leave operating parts in perfect operating condition, jointing to adjacent material tight, surfaces without blemishes or stains, and defects or damaged work replaced or corrected.

3.6 Warrantees

3.6.1 Refer to Appendix to this Section for Specimens of Draft Warrantees.


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Khatib Alami CEC_63: Section 08 71 10: Khatib Alami CEC_64: Section 08 71 1 0: Khatib Alami CEC_65: Section 08 71 10_2: Khatib Alami CEC_66: Section 08 71 10_3: Khatib Alami CEC_67: Section 08 71 10_4: final exits shall have closers as described hereafter: Khatib Alami CEC_68: Section 08 71 10_5: Khatib Alami CEC_69: Section 08 71 10_6: Khatib Alami CEC_70: Section 08 71 10_7: handles closers etc: Copies of manufacturers warrantees required above: Khatib Alami CEC_71: Section 08 71 10_8: Khatib Alami CEC_72:

Door Hardware 08 71 10.pdf

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