1

METHOD STATEMENT FOR INSULATION WORKS

Project:

EVONIK UTILITY PROJECTProject No.:

P4274Rev:

0Date:

07/02/2015

Page:

4 of 7

TABLE OF CONTENTS

1.GENERAL

2.PURPOSE

3.SCOPE

4.TERMS & DEFINITIONS

5.RESPONSIBILITES

6.MATERIALS

7.APPLICATION PROCEDURES

8.MATERIALS ATTACHMENTS

9.HSE

1. GeneralThis work method covers the requirement for the preparation and application of thermal insulation for Evonik to DuPont plant.

2.Purpose

The purpose of this method statement is to show the work scope and materials needed for the insulation job at Evonik to DuPont Plant.3. Scope

FERH scope is doing the insulation and jacketing works linking the 2 plants.

4. Terms and Definitions

HSE - Health Safety & EnvironmentRA Risk Assessment

5. Responsibilities

Site Manager.

He will be the overall in charge of the operations.

Ensures that all workers follow the In house rules and Singapore Law

Ensure that all workers will be working on safe working conditions.

To enforce any corrective actions required by client

To also ensure proper housekeeping at all times.

To understand the whole work scope and requirements.

To participate in any HSE meetings and site walks required.

Project Coordinator.

He will be working closely with the site manager regards to operations. He is the 2nd in command.

In any case, the site manager is unavailable for meetings, he will represent

He is to upkeep the requirements given by clients and site manager.

To do reporting and documentations for any submissions

He will be responsible to call for inspection once job completed, based on test packages

Supervisor/Foreman He is mainly in charge on site supervision

He will work closely with the management and execution

He manages the workers with instructions given by managements

If required for site walk and inspection, he must be present on site

He must ensure all workers are equipped with proper PPE.

End of the day, he must ensure housekeeping to be done before going home. Insulators Workers are to report to supervisor every day for their job scope They are check their tools before start of work.

Ensure proper PPE and if insufficient report to Supervisor.

They must be responsible of their own tools bags.

To follow all in house rules at all times.

To do housekeeping everyday6. Materials6.1Insulation Materials

Temperlite Density: 200 kg/m3

Jacketing Materials 0.7 mm thick Aluminium Sheet 3003 Alloy plain finish

Fastening Materials

Silicone Sealant

SS Self Tapping Screw

7. Application Procedures

7.1 General

7.1.1 Surfaces shall be clean of dirt, loose rust, scale, loose paint, oil, grease and other foreign matter.

7.1.2 All surfaces to be insulated shall be thoroughly dried before application of insulation.

7.1.3 Insulation material shall be protected from moisture and weather before and during application. Applied insulation shall be free of moisture prior to application of insulation finish.

7.1.4 Insulation shall be applied with all joints, butted to eliminate voids. Any opening through the insulation finish shall be flashed moisture tight.

7.1.5 Insulation shall be discontinued at flanged connection to permit removal of the studs. The distance from the end of insulation to back of flange on both sides of the connection shall be equal to one stud length plus 25mm.The ends of insulation shall be straight.

7.1.6 On horizontal piping, the longitudinal lap shall be positioned to shed rainwater and minimize dust collection.

7.2 Application on Piping

7.2.1 Pipe insulation shall be applied with butt joint arrangement and placed tightly at all joints.

7.2.2 Each layer insulation shall be secure with SS strapping for 6 and above.

7.2.3 For 6 and below, use SS wire to secure

7.2.4 The finish covering for insulation shall be Aluminium jacketing. The laps of 50mm at the horizontal and vertical seams

7.3 Application on Fitting

7.3.1 All fittings such as elbows, reducers, tees, branch connections, irregular shapes, shall be insulated in a similar process as pipe insulation and any voids filled loose wool material.

7.4 Application on Flanges, Valve & Equipment7.4.1 Flanges and valves of piping shall be insulated with rock wool blanket.

7.4.2 Installing of Jacketing.

7.4.3 Application of Silicone

7.5 Jacketing and Weatherproofing

7.5.1 Metal jacket seams may have 50mm circumferential and longitudinal laps. With seam facing away from any potential source of water penetration. Lapped flat seam shall be secured by mean of bands.

7.5.2 Metal jacket shall be fastened with self-tapping screw at each lapped seam and centre of the jacket, maximum spacing of 100mm.

7.5.3 The metal jacket for boxes shall be secured with Toggle Latch for removal & reinstall as per existing.

8 Materials Attachments8.1 Perlite Data Sheet

TW Insulation Systems Malaysia Sdn. Bhd. (227465-T)

Material Safety Data Sheet (MSDS) General Information Product Name : Temperlite

Generic Name : Silicate Bonded Perlite Insulation

Manufacturer : ITW Insulation Systems Malaysia Sdn. Bhd.

Lot PT33, Jalan Dua, Kawasan Perindustrian Salak Tinggi

43900 Sepang, Selangor, Malaysia

Product Ingredients Percent Threshold Limit Value

Mineral Silicates : 90 - 100 % 15 mg/m3

Fiberglass : < 1 % -

Silicone oil : < 1 % -

Physical Data Boiling Point (deg. C)

: N/A Specific Gravity : 0.225 (max.)

Vapour Pressure (mmHg)

: N/A % Volatile by Volume : N/A

Solubility in Water : N/A Evaporation Rate : N/A

Appearance & Odour : White solid material / Odourless

Fire & Explosion Data

Flash Point : N/A Auto Ignition Temp.

: N/A

Flammable Limits

: N/A LEL/UEL : N/A

Extinguishing Media : N/A Special Procedures : None

Health Hazard Data

Threshold Limit Value : 15 mg/m3

Symptoms of Exposure : Direct eye contact with particles will cause mechanical irritation

Chronic Health Effects : None

Emergency First Aid : Isolate from dusty conditions, flush eyes with water if irritated

This product is not considered a carcinogen

This product does not contain Asbestos or asbestos related products

Reactivity Data

Material Stability

:

Stable

Chemical Incompatibilities

:

Strong acids

Hazardous Decomposition

:

None

Conditions to Avoid

:

None in design use

Hazardous Polymerization

:

Will not occur

Environmental Protection Procedures

Spills Response : Normal clean up - shovel, sweep or vacuum

Waste Disposal Method : Waste due to spillage is not hazardous. Dispose of in landfill

Special Protection Information

Eye Protection : Safety glasses recommended

Skin Protection : Not normally required

Respiratory Protection : Wear a dust mask designed for nuisance type dusts

Special Precautions

Precautions to be taken in handling and storage: Keep material dry and minimize the generation of dust.

Other Precautions: Use care in handling and storage of product to avoid crushing, breaking or undue wear especially on product edges.

The information given in this document is believed to be accurate and is provided in good faith.

8.1 Aluminium Data Sheet

DESCRIPTION / SPECIFICATIONS

Cherrit's Aluminium Roll Jacketing is manufactured from Alloy 3003 and 1060 and Temper H-14, conforming to ASTM B-209. (Other alloys available on request).

Cherrit's Aluminium roll jacketing is available in a smooth finish or a stucco embossed pattern. Either finish can come with 5mm (3 / 16") corrugations.

Thickness:0.4 mm, 0.5 mm, 0.6 mm, 0.8 mm, 1.0 mm

(otherthicknesses available).

Widths:914mm and 1220mm (914mm for corrugated rolls)

Length:30 meter (other lengths available on request)

9. HSE WEC HSE Manager shall ensure that the work is performed accordance to the approved Construction Safety Manual and precautions specified in the work permit. He shall ensure that barricades, warning tapes, warning signs, firefighting equipments and first aid kits are readily available at the working area. Tool box talk shall be conducted on a daily basis to inform the workers of the recent safety issues and incidents and to get feedback of any unreported unsafe acts. Feedback will then be processed and resolved.9.1 Safety Procedures Area shall be barricaded adequately with warning signs. All Equipments and tools shall be checked for good conditions before commencing the work. Unauthorized persons shall be excluded from the area. Adequate caution boards and warning signs shall be provided. On completion of job, the area shall be cleared of any materials and keep clean and tidy. Hazard analysis for hazardous operation shall be carried out prior to commencing the works. Page 4 of 7