AD204 600 G 09506 R0 Painting Procedure

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  • ADMA-OPCO Document No. AD204-600-G-09506 Contractor Document No. AD204-600-G-09506 ADMA-OPCO Contract No. 160597 Budget Ref.

    Project Ind. Area Section Sub Section Number Revision Volume 204 600 G PRG 09506 0 1 OF 1

    SATAH AL RAZBOOT (SARB) FIELD DEVELOPMENT PROJECT - PACKAGE 4 EPC WORK

    PAINTING PROCEDURE

    0 25.Mar.2014 Issued for Construction J. S. Park S. W. Koh T. H. Kim B 20.Feb.2014 Issued for Approval J. S. Park S. W. Koh T. H. Kim A 15.Jan.2014 Issued for Client Comments J. S. Park S. W. Koh T. H. Kim

    Rev Date Description Prepared By Checked

    By Approved

    By

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    REVISION LOG

    REV. NO. REV. DATE REVISED PAGE REVISION DESCRIPTION

    B 20.Feb.2014 5 ~ 27 Revised as per COMPANY comment. 0 25.Mar.2014 No comment.

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    TABLE OF CONTENTS

    1. SCOPE ..................................................5 2. PURPOSE..........5 3. LIMITATIONS.....5 4. DEFINITION OF ABBREVIATIONS ..5

    4.1 Abbreviations...........................................5 4.2 Definition..............................................6

    5. REFERENCE DOCUMENTS .....7 5.1 International code and standards .......7 5.2 Precedence of Documents ..........8

    6. RESPONSIBILITY ...........8 6.1 CONTRACTOR ..................................8 6.2 SUBCONTRACTOR or VENDOR/MANUFACTURER....................8

    7. HEALTH, SAFETY AND ENVIRONMENT PLAN .........10 7.1 General10 7.2 Fire Prevention...10 7.3 Health Hazards......10 7.4 Equipment Hazards...10 7.5 Abrasive Blasting...................................................................................11 7.6 Spray paint application...11 7.7 Environment ......12

    8. QUALITY CONTROL PLAN .........12 8.1 Surface preparation...12 8.2 Visual inspection....12 8.3 Thickness measurement .....12 8.4 Abrasive blasting and painting condition13 8.5 Remedial work13 8.6 Inspection and testing...14

    9. STEP OF WORK .....14 9.1 Material handling, storage, tools and manpower .....14 9.2 Surface preparation ......15 9.3 Painting Application ..17 9.4 Repair of Painting Defect and Damage ........19 9.5 Inspection and Testing .....19 9.6 Field Protection and Clean up ........20

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    9.7 Equipment Calibration......................20 9.8 Application of painting for temporary material......................20 9.9 Colour Identification............................................21 9.10 Documentation..............................................................21

    10. ATTACHMENTS ................................21 # 1 PSN for pipe, structural steel and miscellaneous items ..........21 # 2 PSN for Tank ..............24 # 3 Painting flow chart for Pipe, Structural steel and Miscellaneous items..................................25 # 4 Quality control test.........................................................................................26 # 5 Inspection & Test report for paint application.....................27 # 6 Inspection & Test report for surface preparation.....................................................................28

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    1 SCOPE

    This procedure covers the surface preparation, painting and touch-up of piping, pipe supports, steel structure, storage tanks and all vendor supplied site erected equipment and other miscellaneous items for field and shop painting work applied to SATAH AL RAZBOOT PLANT FACILITIES PROJECT.

    2 PURPOSE

    This procedure details the general method for surface preparation and painting of piping, pipe supports, steel structure and all vendor supplied site erected equipment and other miscellaneous items to meet the minimum requirements.

    3 LIMITATIONS

    The following items and surface shall not be painted unless otherwise specifically instructed by COMPANY. These areas shall be entirely protected as per during the blasting and painting processes.

    a. Galvanized steel grating, bolting hardware b. Metallized surface, insulation, plastics, composites, wood and concrete c. Non ferrous metals such as copper, copper-nickel, brass and monel d. Contact surfaces of structural steel numbers to be joined with friction type connection

    using high strength bolts e. Vessel cladding and insulation jacketing f. Glass, ceramic tiles or other similar surfaces. g. Floors and roadways h. Name plate or identification tag and/or instruction notices of any kind i. Valve stems or other machined contact surfaces j. Anchor bolts and grounding clips k. Cathodic Protection anodes l. Lighting fixtures, gauges and similar items

    4 DEFINITION OF ABBREVIATIONS

    4.1 Abbreviations For the purpose of this document, the following definitions shall be applied.

    Abbreviation Description

    ITP Inspection and Test Plan

    NJeon

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    QC Quality Control

    HSE Health Safety Environment

    PMT Project Management Team

    PMC Project Management Consultant

    TPA Third Party Agency

    TPI Third Party Inspector

    PSN Painting Specification Number

    DFT Dry Film Thickness

    WFT Wet Film Thickness

    4.2 Definition

    For the purpose of this document, the following definitions shall be applied.

    Term Definition

    PROJECT Satah Al-Razboot (SARB) Plant Facilities Package 4

    COMPANY Abu Dhabi Marine Operating Company (ADMA-OPCO)

    PMT

    The COMPANY-authorized party responsible for the

    overall day-to-day execution of the PROJECT.PMT is

    to serve as a liaison between COMPANY and

    CONTRACTOR on the PROJECT. The member of

    PMT is consist of COMPANY persons

    PMC

    The COMPANY-authorized party responsible for the

    overall day-to-day execution of the PROJECT.PMC is

    to serve as a liaison between COMPANY and

    CONTRACTOR on the PROJECT. The member of

    PMC is consist of consultant contractor contracted with

    COMPANY for PROJECT.

    TPA / TPI The COMPANY-authorized party or persons for the

    overall day-to-day inspection of the PROJECT.

    CONTRACTOR/PURCHASER Hyundai Engineering & Construction Co., Ltd. (HDEC)

    SUBCONTRACTOR The party which carries out all or part of the blasting,

    painting activities specified by the CONTRACTOR.

    MANUFACTURER /

    VENDOR

    The party which manufactures and/or supplies and services to perform the duties specified by COMPANY / CONTRACTOR

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    5 REFERENCE DOCUMENTS

    The following reference documents, to the extent specified herein, from a part of painting specification. when an edition date is not indicated for a document, the latest edition in force at the time of APPLICATOR'S proposal is submitted shall apply

    Document Number Rev. Description

    MNL-01 3a Painting Manual

    AD204-600-G-02004 1 Specification for Painting Addendum to ADMA-OPCO MNL-01

    SP-1015 1A Galvanization (Hot Dip & Spun) and Application of Bolts

    5.1 International Code and Standards

    Document Number Rev. Description

    SSPC SP1 Solvent Cleaning

    SSPC SP2 Hand Tool Cleaning

    SSPC SP5 White Metal Blast Cleaning

    SSPC SP10 Near-White Blast Cleaning

    SSPC SP12 Surface preparation and cleaning by High-and ultra High- pressure Water Jetting

    SSPC PA1 Shop, Field and Maintenance Painting

    SSPC PA2 Measurement of Dry Film Thickness with Magnetic Gauges

    BS 7773 Code of practice for cleaning and preparation of Metal surfaces

    ISO10819 Mechanical vibration and shock - Hand-arm vibration

    ISO8501-1, 8503, 8502-3, 11124, 11126

    Preparation of Steel Substrates before application paints and related products

    ISO2808 Paints and Varnishes Determination of Film thickness

    ISO2409 Paints and Varnishes Cross-cut test

    ISO4624 Paints and Varnishes Pull-off test for adhesion

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    5.2 Precedence of Documents

    In case of conflict among any referenced codes and standards or between any referenced codes and standards and technical specifications, CONTRACTOR will determine which shall govern in accordance with the Hierarchy of Documents specified below:

    n Statutory Legislation and Regulation

    n Engineering Drawings, Datasheet and Material Requisition for each Item

    n PROJECT Specifications

    n COMPANY Manuals

    n ADMA-OPCO Standard Engineering and HSE Documents

    n BP Recommended Practices & Specifications for Engineering

    n International Codes and Standards

    Any ambiguity or conflict between any of the referenced standards listed within the order documents must be referred by CONTRACTOR to COMPANY in writing for making decision and COMPANY will reply to CONTRACTOR in writing. The most stringent requirements shall be applied, unless highlighted by COTRACTOR in his proposal and accepted by COMPANY.

    6 RESPONSIBILITY

    The CONTRACTORs responsibility mentioned below is applicable both site and shop.

    6.1 CONTRACTOR

    6.1.1 Project Director

    1To control the overall painting activities including inspection and test

    6.1.2 Construction Discipline

    a. To execute shop and site work as per this procedure

    b. To prepare of inspection and test for the shop and site work as per this procedure

    c. To coordinate with COMPANY, TPI, SUBCONTRACTOR and VENDOR

    6.1.3 Quality Control Discipline

    a. To execute the inspection and test for shop and site work as per this procedure

    b. To coordinate with COMPANY, TPI, SUBCONTRACTOR and VENDOR

    6.2 SUBCONTRACTOR or VENDOR / MANUFACTURER

    The SUBCONTRACTORs or VENDORs / MANUFACTURERs responsibility mentioned below is

    applicable both site and shop.

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    6.2.1 Project Manager

    To ensure supervisory staffs are familiar with this procedure, the applicable quality control procedure and PROJECT requirement mentioned above. He will be overall authority at site and coordinate with authorized representative of CONTRACTOR.

    6.2.2 QC Manager

    To ensure QC inspectors are familiar with this procedure, the applicable quality control procedure including ITP and PROJECT requirement mentioned above. He will coordinate with authorized QA/QC representative of CONTRACTOR.

    6.2.3 Operation Superintendent

    To ensure overall operations at shop and site including all stages of inspection that are required to be coordinated with QC inspector. He will be aware of all sequences of abrasive blasting and coating works including the safety requirements for the respective activity. He will ensure that all the foreman working under him are properly communicated with work instructions including the safety requirements for the respective activity. He will coordinate with the authorized representative of client for operation.

    6.2.4 QC Inspector

    To ensure QA/QC (Painting / Coating)activities and records. He will carry out the required

    inspections and prepare QC documents and QC reports in accordance with the approved ITP.

    He shall have adequate experience in blasting / painting QC activities and shall be qualified to

    NACE level 2 / BGAS 1.

    6.2.5 Safety Officer

    To ensure safety inspectors are familiar with this procedure and PROJECT requirement of activities. He will coordinate with authorized safety representative of CONTRACTOR.

    6.2.6 Foreman

    To ensure the activities assigned to them. They will be familiar with project specification, safety

    requirements and QA/QC procedure as applies to the assigned activities. They will ensure that

    skilled workers working under them are properly communicated with work instructions including the

    safety requirements for the respective activity.

    6.2.7 Skilled Workers

    To ensure their respective field such as abrasive blasting, spray painting, lettering, marking, forklift

    operation, driving, etc. They will be made aware of the safety and quality requirement of work

    assigned to them. They will strictly abide by the work instructions given to them by foreman.

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    6.2.8 Semi Skilled Workers

    To ensure in their respective field such as brush painting, power tool cleaning, masking, etc. They

    will be made aware of the safety and quality requirements of work assigned to them. They will

    strictly abide by the work instructions given to them by foreman.

    6.2.9 Unskilled Workers

    To assist and work with skilled and semi skilled workers.

    7 HEALTH, SAFETY AND ENVIRONMENT PLAN

    7.1 General

    All safety precautions shall be taken as per Safety Plan of Construction in accordance with below.

    7.2 Fire prevention

    a. Smoking or open flame works shall be permitted only in designated safe areas, away from painting operations.

    b. Material Safety Data Sheets (MSDS) for all painting and thinner materials shall be provided

    for both painting yard and the storage area.

    c. Solvents and paints shall not be applied to surfaces where temperatures are above or below

    their recommended temperature range limits.

    7.3 Health hazards

    a All personnel involved in the painting shall wear suitable clothes, safety helmet, gloves and

    painting masks.

    b If alkaline catalyst such as those used in many epoxy paints comes in contact with the skin,

    it shall be immediately washed off with water to avoid chemical burns.

    c Air hoses shall not be used by personnel for cleaning or cooling themselves.

    d Adequate washing facilities shall be readily available so that the paints and solvents

    splashes on the body or in the eyes can be immediately removed.

    e Painting shall be mixed outside or in adequate ventilated areas.

    7.4 Equipment hazards

    a All blasting and coating equipment including electrically driven power tools shall be properly grounded to prevent shock.

    b Compressors and associated pressure vessels to be protected against over pressure by

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    using suitable safety relief valves. c Power equipment shall be operated at the speed recommended by the manufacturer and

    shall have proper safety guards. d All pressure relief valves, gauges, and devices shall be tested annually and tagged with

    expiration date. e All blasting and coating equipment and associated attachments shall be adequately earthed

    to avoid electrostatic discharges.

    7.5 Abrasive Blasting

    a The operational remote control valve (Dead man handle) shall be securely attached to the

    nozzle.

    b The blast nozzle shall be electrically connected to an external ground in order to prevent

    static electrical discharges or shocks to operating personnel.

    c Blasting hose shall be the static dissipating type with external coupling.

    d Respirable air-fed abrasive blasting hoods and OSHA approved in line respirable air filters

    shall be utilized at all times by abrasive blasting personnel.

    e Compressor hoses, air lines and blast hoses shall be safety wired at each coupling using

    proper safety pins.

    f Hearing protection shall be worn where abrasive blasting is in progress.

    7.6 Spray paint application

    a Spray guns shall never be pointed at anyone or at any part of the body.

    b The tip guard shall always be in place on the gun while spraying.

    c Leather gloves shall be worn by the operator whenever the spray gun is in use.

    d The trigger safety catch shall be engaged whenever the gun is left unattended.

    e Hose, pumps, and accessories shall never be operated at pressure exceeding their rated

    pressure. Safety pressure relief valves shall be used on out bond side of the pressure pump.

    f The pump shall be shutdown and the fluid pressure in the system relieved before servicing

    or cleaning any components, including clogged spray tips.

    g Hose shall be grounded, anti-static type.

    h Spray equipment shall not be operated unless all grounds are in place, connected and in

    good condition.

    i Spray equipment shall not be operated if any of the pressure system components is not in

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    good condition.

    j Solvents shall not be flush into the containers that are hotter than 50C.

    k Emergency medical care shall be obtained immediately if any high pressure fluid from the airless equipment penetrates the skin.

    7.7 Environment

    a Working area shall be maintained in a clean and safe condition at all times. After completion

    of painting in each work area, over-spray, spotted, drippings, or other excess paint shall be

    cleaned off of adjacent equipment and surfaces.

    b Empty painting cans and used abrasives shall be disposed on the assigned proper dumping areas only.

    8 QUALITY CONTROL PLAN

    8.1 Surface preparation

    a Ambient conditions will be checked before start of each shift and twice per shift by means of

    thermo-hygrometer, contact thermometer or thermocouples.

    b Steel surfaces will be examined visually 100% before the surface preparation.

    c Cleanliness will be checked according to SSPC-Vis-1 with 100% visual of all surfaces.

    Residual dust on surfaces after blasting shall be spot-checked in accordance to ISO 8502-3

    d The surface profile will be graded in accordance with ISO 8503 Part 1:4. The requirements shall be spotted as per piece or 1 per 10 m.

    8.2 Visual inspection

    Paint film will be visually checked with regards to the following.

    a Unfinished surface, drips, wrinkles peeling, blistering, cracking, discoloring, stains, pinholes

    and spray-dust.

    b Where there are no marked defects in appearance, the paint film deemed acceptable.

    c Any defects like sagging, runs, missing, over sprays, foreign contamination, air pockets, drip,

    holidays shall be repaired or recoated in accordance with manufacturers recommendation.

    8.3 Thickness measurement

    a Dry film thickness, DFT check will be as per SSPC-PA2 and measured with Elcometer 300

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    Dry Film Thickness Gage (with SSPC-PA-2 as a guide)

    b The DFT shall be checked for all coats when application is set to dry.

    c The inspection instruments will be calibrated and maintained every six months.

    d The WFT, wet film thickness will be checked every coat by the applicator to ensure

    meeting minimum and maximum DFT limits.

    e Additional coats will be applied in case the minimum required DFT is not sufficient,

    building-up DFT shall be recommended to apply only after the intermediate coat and

    not after the final coat.

    8.4 Abrasive blasting and Painting condition

    Painting works shall not be applied when:

    a The ambient temperature is less than 4C.

    b The relative humidity is more than 85%.

    c The surface temperature is less than 3C above the dew point.

    d The metal surface temperature is above 50C.

    e Surface preparation has not been completed or oil, grease, and dust are present on the

    substrate to be painted.

    f Poor weather conditions for painting exist or are expected within two hours of application

    such as blowing sand, fog or rain.

    g Where there is a deposition of moisture in the form of rain, condensation, frost, etc. on the

    surface.

    h Where the available light is less than 500 lux.

    8.5 Remedial work

    a Pinholes, skips, and area less than the specified dry film thickness shall be touch-up or re-painted

    as per specification.

    b Unacceptable runs, sags, dry over-spray, orange peel, and embedded dust shall be removed by

    sanding. The surface shall be vacuumed or blown off with compressed air and touch-up or

    re-painted as per specification.

    c Painting that is damaged, blistered, cracked, peeled, or delaminated shall be removed to the bare

    substrate and the surrounding sound painting tapered to a feather edge.

    Dust and loose particles shall be removed and the prepared surface re-coated as per specification.

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    8.6 Inspection and Testing

    Before and after painting application, quality control activities will be carried-out to ensure that the

    coating being applied in accordance with the approved coating application procedures.

    The minimum quality control tests to be performed shall be as indicated as per Attachment # 4.

    9 STEP OF WORK

    9.1 Material handling, storage, tools and manpower

    9.1.1 Material handling

    a Painting materials must be in the manufacturers original containers bearing the manufacturer

    name, brand number, product identification, batch number, date of manufacture, shelf life, basic

    instructions and contact telephone number for technical service.

    b Painting materials will be issued to applicator with a material issue form.

    c Type and quantity of the painting materials will be recorded along with hand out date and

    time.

    d Painting material containers shall be handled carefully to prevent damage to the containers.

    e The containers of painting material shall not be opened unless ready for immediate use.

    9.1.2 Storage

    a The painting materials will be stored as per manufacturer recommendation.

    b The painting materials for which the shelf life is expired shall not be used.

    c Heating, such as solar radiation must be avoided all events.

    d Statutory requirements for the storage of inflammable liquids must be observed.

    e Storage building shall be equipped with adequate firefighting equipment.

    f Painting material to be used at site shall not be older than the expiry dates as per MNL-01.

    9.1.3 Tools

    a Hoses and fitting shall be inspected on regular basis, cracked or damaged hoses shall be

    immediately removed from the job site.

    b Pressurized pots shall be inspected thoroughly, damaged or heavily corroded equipment shall not

    be acceptable.

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    9.1.4 Manpower

    a Blasters and painters shall be skilled with sufficient experience in this type of jobs.

    b Painting work shall be supervised and will be inspected by experienced and qualified painting

    supervisor and certified inspectors (NACE or equivalent). CVs shall be submitted to company for

    review and approval.

    9.2 Surface preparation

    9.2.1 1 Preliminary Works

    a. Prior to commencement of any blasting work on either new or previously painted surface all

    greases, oil and dirts and other contamination shall be removed in accordance with the

    requirement of SSPC-SP 1. Any or all of the following methods maybe used:

    - Steam cleaning with or without Alkaline cleaners.

    - High pressure fresh water wash with or without emulsifying agent.

    Any emulsifying agents or chemical products utilised for degreasing and cleaning works shall be

    materials refer to PROJECT specification. On completion of the degreasing and cleaning, all

    surface shall be high pressure fresh water washed (3000psi).

    b. The surface shall be allowed to dry before proceeding with further preparation and/or painting.

    9.2.2. Surface Preparation by Abrasive Blasting

    All blasting materials shall be salt free and graded free oil, grease, dust, salt and other impurities

    giving the required surface profile in accordance with requirement of paint system without

    contamination of the substrate. Blasting materials shall meet the requirements of ISO 11124 and

    ISO 11126.

    a. All abrasives shall be kept in a dry condition and bags not opened until actually required.

    If the CONTRACTOR proposes to use storage hoppers for grit, then COMPANY reserve the right

    to witness the loading of the hoppers. Hopper shall be protected to prevent ingress of moisture,

    sea water contamination during transportation handling and storage.

    b. The pressure and volume of the compressed air supply for abrasive blasting shall meet the work

    requirement. However, the air pressure at the blasting nozzle shall not be lower than 90 psi and

    minimum of 300 CFM shall be provisionally allowed for each blaster.

    c. Surface profile shall be measured using surface replica (TESTEX) Press-O-Film technique.

    d. Abrasive blasted surfaces shall be rust, grit, dust, oil and moisture free prior to application of the

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    specified primer. A dry abrasive blast cleaned surface shall be brushed with clean brushes,

    blown-off with compressed air (free from oil and water) or industrial vacuum cleaners to remove

    all traces of blast-cleaned products from the surface or from pockets and corners

    e. Before the application of any coating the prepared surface shall be checked for soluble salts

    contamination as per PROJECT requirement. If prepared surfaced were found contaminated, high

    pressure fresh water wash at(3000psi) is mandatory and shall be repeated until a constant soluble

    salt level is obtained. Following wash down, the steel surface should be re-blasted to the specified

    surface quality stipulated in the applicable paint specification. No coating shall be applied until

    preparation is approved by the authorized COMPANY site representative.

    f. If the surface is polluted by airborne contamination, all affected area shall be cleaned in

    accordance with COMPANY requirements as soon as it is practical but not later than 3 days from

    the date such pollution took place and the remaining coats applied.

    g. Primer shall be applied as soon as practicable after acceptance of witness point for inspection.

    h. Primer shall be applied as soon as practical after blasting and before detrimental corrosion. The

    period of primer application shall not exceed that visible re-rusting and recontamination occurs or

    within 4 hours whichever is sooner.

    i. If, surface preparation inspection is rejected or primer is not applied within 4 hours to blasted

    surface, sweep blasting shall be done again before application of primer.

    9.2.3. Surface Preparation by Power and Manual Tool

    a. Manual cleaning using hand or power tool cleaning to remove mill scale, rust, dirt and loose

    paint is only acceptable for minor touch up unless otherwise specified/ approved by COMPANY.

    b. The standard of surface finish produced using such technique shall be strictly in accordance with ISO 8501-1

    c. Power tool grinding wheels, rotary burrs, brushes etc. shall be maintained in a good condition.

    Replacement of these items shall be made at internals to prevent burnishing of the steel surface

    Vibration exposure from these tools should be within the American conference of Government

    Industrial Hygienists (ACGIH) limits. Where anti-vibration gloves are required to meet these

    limits, the gloves should be in accordance with ISO 10819. Where there us the potential for

    these limit to be exceeded appropriate health surveillance should be carried out.

    9.2.4. Surface Preparation by Chemical Cleaning (Acid-Pickling)

    a. For factory prepared surfaces the CONTRACTOR or MANUFACTURER may offer chemical

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    methods for surface preparation relevant to his standard painting provided that is accepted

    by COMPANY.

    b. All such work shall confirm strictly to BS 7773

    9.3 Painting Application

    9.3.1 Method of Mixing

    a. Paint shall be mixed as per the instruction of the paint manufacturer. Paint that exceed its pot life

    shall not be used and shall be discarded. For containers larger than 5 liters. All larger containers

    shall be mixed by mechanical agitators and brought to a uniform consistence. And hardeners,

    catalyst and thinners shall be strictly used in accordance with the paint MANUFACTURERs

    instructions.

    b. Any modification to paint materials on site is prohibited. This includes but not limited to

    pigmentation, adding solvents, tints etc.

    9.3.2 .Method of Painting Application

    9.3.2.1 Spray Application

    a. Manual Spray Application is general method of painting application. And spraying equipment, guns,

    tip sizes and pressure range shall be in accordance with the recommendation of

    MANUFACTURER and PROJECT requirement.

    b. Machine Spray Application should be used at fabrication shop.

    9.3.2.2 Brush Application

    a. Brushes application should be used for stripe coating all sharp edges, I sections, angles,

    angle sections, welds bolts, nut, touch up and etc..

    b. Paint brush shall be of good quality and shall not exceed 100 mm in width. The use of

    Turks Head brushes, long handle brushes, pads, or cloth for the application of the paints is not

    permitted.

    c. All brush shall be cleaned immediately upon cessation / completion of work each day in the

    appropriate cleaner and allowed to dry. They should not be left to soak overnight in solvent.

    9.3.2.3 Roller Application

    a. Roller application should be used for stripe coating all sharp edges, I sections, Angles, angle sections, welds bolts, nut, touch up and etc..

    b. Painting of small bore pipe work DN 75(3) NPS and smaller

    c. Internal lining of crude oil storage tanks with hand lay-up glass reinforced epoxy

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    9.3.3 Sequence of Painting Application

    a. The sequence of painting application should be followed to details of each Painting Specification

    Number(PSN) at AD204-600-G-02004(Specification for Painting Overlay to MNL-01) and MNL-01

    (Painting Manual).

    b. Surfaces to be painted shall be dry and free from dust and contamination before application of first

    coat.

    c. Dry Film Thickness(DFT) shall be followed thickness mentioned at Painting Specification Number

    (PSN) at AD204-600-G-02004(Specification for Painting Overlay to MNL-01) and MNL-01

    (Painting Manual).

    d. Paint shall not be applied within 50 mm of edge that are prepared for field welds, except when a

    shop or prefabrication primer is applied. In these instances primers shall not contain any metallic

    pigments. Care shall be taken to prevent paint from being applied on item i.e. pressure gauge

    pump shaft, spindle of valve, name plate etc. Such items shall be covered with plastic film or

    masking tape and shall be removed after completion of painting. {

    e. The painting system intended for particular application as per the project requirement shall be

    used. The paints for the given system shall be approved prior to the application and paints from the

    COMPANY approved manufacturer only shall be selected. If not available for using them,

    CONTRACTOR will get COMPANY approval through Material Approval Requisition (MAR).

    f. The paint shall be uniformly applied to the prescribed wet film thickness in order to achieve

    required dry film thickness. Applied paint shall be free from any paint defects. Minimum and

    maximum time interval between coats in accordance with the manufacturers instruction shall be

    adhered. Top coat shall be applied after erection/assembly of components or alternatively holding

    primer is applied prior to erection and completely reblasted and painted after erection.

    Surfaces that will be inaccessible after assembly shall be painted prior to assembly. Paint DFT

    shall be as per there requirements of paint system used. Airless spray application shall be

    preferred. The use of this method shall as per the recommendation of paint manufacturer. Spray

    painting shall overlap by 50% and proper spray pattern shall always be observed during

    application. Large areas shall be spray painted on cross technique at right angles.

    g. Brush painting shall be done for stripe coating of sharp edges, corners, bolt holes and welds

    before application of each coat to ensure that the minimum specified film thickness is achieved

    at these area.

    h. Roller application of paint shall not be used; hence spray painting / handle brush shall be used.

    Painting by roller shall not be done on corners, bolt head, etc.

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    i. Where multi coat paint system is being used, intermediate coat of contrasting color as per

    MANUFACTURERs recommendation shall be used.

    j. Painting system shall be followed with AD204-600-G-02004 and MNL-01.

    9.4 Repair of paint defect / damage

    a. Area which exhibit paint defect like improper bonding, insufficient coating thickness, over- runs,

    drips and smears that have to be removed or areas with inadequate dry film coating thickness

    shall be repaired. The repair shall carry over on to the sound coating for not less than 50mm

    all round, the edge of which shall be feathered. All damage during transit or erection shall be

    repaired using painting / lining material identical with the original material.

    b. Where the DFT exceeds the specified maximum requirements, coating shall be removed and the

    surface shall be re-blasted and recoated with the initially specified coating system.

    c. Repair work shall be in accordance with specified painting system to restore the film thickness and

    shall cover the prepared surface and etched paint work.

    9.5 Inspection and Testing

    a. Inspection of painting material, surface preparation, primer, intermediate and final paint

    application, paint thickness measurement and adhesion test shall be carried out as per the ITP.

    b. Records of inspection shall be prepared as per Attachment #5, #6 of this procedure and duly signed by inspection authority.

    c. All painted surfaces shall be visually inspected to ensure to sags, overspray, contamination,

    air pockets, drips, skips and other paint defects.

    d. Coating dry film thickness(DFT) shall be measured by means of a thickness meter based on

    eddy-current or electromagnetic techniques, in accordance with ISO 2808, methods 7B

    9.5.1 Measurement

    a. The DFT of completed coating system shall be equal to or greater than the specified nominal

    dry film thickness

    b. DFT of any individual coating layer shall be equal to or above 80 % of the specified nominal dry

    film thickness(NDFT) for that coat. The requirement of SSPC PA2 shall be followed.

    c. The DFT of the total coating system shall be maximum 1.5 the NDFT, except for areas such as corners where overlaps are difficult to avoid. For such areas a maximum of 2.5 the NDFT shall be accepted.

    d. Zinc Silicate primed substrate shall be tested for adequate curing prior to over-coating. The test

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    AD204-600-G-09506 (Rev.0)

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    shall be performed as follow:

    Rub the applied coating with a clean tissue or piece if cloth. There should be no trace of paint on

    the cloth. The cloth should then be soaked in cleaners as recommended by the paint

    MANUFACTURER and again rubbed on the coating. After about thirty seconds there should be no

    trace of zinc on the cloth. If there is any greyness the zinc silicate is not fully cured and shall not be

    over-coated. The manufacturers recommendations / instruction shall be fully adhered when

    performing this test.

    9.6 Field Protection and Clean Up

    a. Equipment, walls, floors ceilings and other surfaces shall be protected from damage by paint drops,

    paint mist and other contaminants.

    b. Particular care shall be exercised to keep clean and unpainted, all valve stems motor shafts and

    other such moving parts, on order to impair their free movement.

    c. Equipment nameplates, pressure gauges, instrument glasses, machined surfaces, electrical

    indication devices, etc., shall be protected and shall not be painted. Any paint deposited on these

    parts shall be carefully removed.

    d. All surfaces which have been spotted with paint, such as window glass, floors, walls, equipment

    and ceilings, shall be carefully cleaned and the premises shall be left spot free.

    e. All newly painted surfaces shall be protected from rain, condensation debris etc., until the coating

    has dried.

    f. Coated surfaces shall not be in direct contact with other (non)-coated surfaces, e.g. between

    coated pipe and steel support. A non-metallic layer e.g. soft padded material, or and elastomer

    strip should be used to avoid direct contact between a coated surface and its steel counterpart.

    Requirements of SP1023 part 1 shall apply.

    9.7 Equipment Calibration

    All the measuring and testing equipment shall be calibrated timely period mentioned at specification.

    9.8 Application of painting for temporary material

    Blasting and painting activities will be done at the shop for temporary purpose.

    In order to prevent rust of plate materials during delivery, stock and site working, short blasting and

    shop primer will be applied for temporary purpose. Those will be removed at site when site blasting

    stage after hydro test. a. Surface contamination such oil, grease, hydrocarbon etc. shall be removed. The surface shall

    be allowed to thoroughly dry before blasting. Steel short & grit should be used for shop blasting.

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    b. Shop primer should be applied to surface prepared plate. The thickness of shop primer DFT

    should be 30 m. The brand of shop primer will be selected after selection of field fabrication vendor.

    9.9 Colour Identification

    Piping color coding is applied as per MNL-01 section 14 & APPENDIX-B, C.

    9.10 Documentation

    a. All aspects of painting work including inspection and testing work shall be recorded on painting report.

    b. Final report shall include a summary of all aspects covered surface preparation, painting

    system, inspection and testing records.

    10 ATTACHMENTS

    #1. PSN (Paint Specifications Numbers) for Pipe, Structural steel and miscellaneous items

    PSN Subs REQUIREMENTS GENERIC NAME DFT ( m)

    REMARKS

    110 operating

    temp. up to

    120 C for to be non-insulated surface

    CS

    Surface preparation

    SSPC-SP1 & Sa 2 (45~55)

    Primer Epoxy polyamide zinc phosphate primer 60

    1st Intermediate coat MIO polyamide epoxy 100

    2nd Intermediate coat

    High build polyamide epoxy 100

    Finish coat Acrylic polyurethane 50

    320 operating temp. at

    121~ 400 C

    CS

    Surface preparation

    SSPC-SP1 & Sa 2 (35~50)

    Primer Inorganic zinc silicate primer 60

    Finish coat Silicone aluminium 25

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    PSN Subs REQUIREMENTS GENERIC NAME DFT ( m)

    REMARKS

    330 operating temp. at

    401~540C for CS,

    121~540C for SS

    CS

    SS

    Surface preparation

    SSPC-SP1 & Sa 2 (20~30)

    Primer Silicone aluminium 20

    Finish coat Silicone aluminium 20

    340 operating

    temp. up to

    120 C for to be insulated

    surface

    CS

    Surface preparation

    SSPC-SP1 & Sa 2 (35~45)

    Primer Epoxy novolac 50

    Intermediate coat Epoxy novolac 100-150

    Finish coat Epoxy novolac 100-150

    530 operating

    temp. up to

    120 C

    SS

    Surface preparation

    SSPC-SP1 & Sa 2 (25~35)

    Primer Epoxy or Polyurethane lacquer primer 35

    Intermediate coat MIO polyamide epoxy 100

    Finish coat Polyurethane 40 No need for to be insulated

    surface

    510 operating temp. at all temps.

    Galvanized

    surface

    Surface preparation

    SSPC-SP1 & Sa 1 (sweep blast)

    Primer Surface Tolerant epoxy 125

    Finish coat See 510.5.1 C OF MNL-01

    290 Submerged

    steel surfaces

    ALL steel

    surface

    Surface preparation

    SSPC-SP1 & Sa 2 (50~75)

    Primer Epoxy polyamide primer 60

    1st Intermediate coat

    High build solventless epoxy 225

    2nd Intermediate coat

    High build solventless epoxy 225

    Color-black

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    PSN Subs REQUIREMENTS GENERIC NAME DFT ( m)

    REMARKS

    PE-1,PE-2 GRE

    Surface preparation SSPC-SP12

    Finish coat Polyurethane 50 Color- red for

    PE-1

    Hi-temp1027 or Jotatemp

    650 Operating

    temp. 401~540C

    for CS, 121~540C for SS to be

    insulated surface

    CS

    SS

    Surface preparation

    SSPC-SP1 & Sa 2 (40~50)

    Finish coat Hi-temp 1027 or Jotatemp 650 250 125 X 2coat

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    #2. PSN (Paint Specifications Numbers) for Tank

    Item No. Q'ty Fluid Internal Coating External Coating

    Remark Bottom Roof & Shell

    604-T-101 1 Treated Produced Water PSN470 N/A PSN110

    615-T-2103A/B 2 Potable Water PSN470 N/A PSN110

    615-T-2104A/B 2 Utility Water PSN470 N/A PSN110

    615-T-3101 1 Cooling Water PSN470 N/A PSN110

    618-T-0102A/B 2 Diesel PSN460 (Note2&8) N/A PSN110

    621-T-0102 1 Fire Water PSN470 N/A PSN110

    625-T-0101A/B/C 3

    Stabilized Crude Oil

    PSN450 (Note3&4) N/A

    PSN110 (Note 5,6 &7)

    * Note

    1. If inside of epoxy coating infeasible for internal piping (dia.

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    #3. Painting flow chart for Pipe, Structural steel and Miscellaneous items

    Confirm by QC: Welding release for shop welding. surface condition & paint system

    But , Erection will be installed at the module shop for process & piperack module. All of the painting activities will be carried out at the site for tank painting.

    Primer Coat

    Touch up (Field weld joints & damage surfaces)

    Final inspection

    ERECTION

    Abrasive Blasting

    Inspection

    Material Receiving spool, straight pipe, steel

    structure etc.

    Solvent cleaning or fresh water cleaning if needed

    S I

    T

    E

    Intermediate coat

    Solvent cleaning or fresh water cleaning

    if needed

    P

    A I

    N

    T I

    N

    G

    S

    H

    O

    P

    If Rejected

    If Rejected

    If Rejected

    final coat

    If Rejected

    Inspection

    Inspection

    Inspection

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    #4. Quality control test

    Test Type Method Frequency Acceptance Criteria Consequences

    Ambient conditions Gardner Certified Hygrometer and Temperature Indicator*

    Before start of each shift and twice per shift

    -Relative humidity85%

    -Surface Temp3C above dew point

    -No Blasting

    -No coating

    Examination of

    steel surfaces Visual 100% of all surfaces As Specified

    Surface defects shall be removed

    Examination of

    abrasive materials Check the test report for the batch of materials Every delivery

    In accordance with ISO 11124 & ISO 11126

    -Replacement of that batch of materials

    Examination of

    painting materials Check the test report for the batch of materials Every delivery As Specified

    -Replacement of that batch of materials

    Cleanliness a. ISO 8501-1

    b. ISO 8502-3

    a. 100% visual of all surfaces b. spot check

    a. Sa 2

    b. Max quantity and size rating 2

    a. Re-blasting

    b. Re-cleaning and re-testing until acceptable

    Painting

    qualification test

    Conduct as per test panel taken in accordance with MNL-01

    Each coating system

    According to specified requirements in MNL-01 Coating to be rejected

    Salt test Salt Meter SCM 400 or equivalent Spot Check Max conductivity corresponding 1.8 g/cm

    High pressure water washing and re-testing until acceptable

    Surface Profile Testex Press-O-Film* or equivalent Each components or once per 10 m

    In accordance with each PSN requirements

    Re-blasting and re-check

    Examination of

    Coating

    Visual to determine: -curing, contaminations, pinholes/popping, sagging, other defects

    100% of surface after each coat

    According to specified requirements in MNL-01 Repair of defect

    Film Thickness

    Wet Film : Nordson Wet Film thickness gage or equivalent. Dry Film : Elcometer 456 or equivalent

    SSPC-PA2 SSPC PA2 and Coating System Data Sheets

    Repair, additional coat, or re-coating as appropriate

    Pull off Test Elcometer 106* or equivalent Spot Check on Test Panels

    In accordance with ISO 2409 & ISO 4624 Coating to be rejected

    Holiday Detection Holiday detector

    After lining, coating of tank & vessel

    As securement of continuity for coating, lining Repair of defect

    * Test instruments shall be calibrated on a routine basis (depending on frequency of use) and maintained in good working condition at all times.

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    #5. Inspection & Test report for Painting application

    INSPECTION & TEST REPORT

    FOR PAINTING APPLICATION INSPECTION AND TEST REPORT FOR PAINTING APPLICATION

    INSPECTION REPORT NUMBER INSPECTION DATE & TIME ITR NUMBER REVISION SHEET NO

    OF

    DISCIPLINE APPLICATION METHOD

    ORIGINAL PAINTING REPAIR PAINTING TOUCH UP SPRAY BRUSH ROLLER SYSTEM NO. COATING NO. COLOR BRAND NAME BATCH NO.

    1ST 2ND 3RD TEMPERATURE OF AIR TEMPERATURE OF STEEL RELATED HUMIDITY DEW POINT CHECKING TIME

    %

    LINE NO. / SPOOL NO. /

    EQUIPMENT NO.

    INTERVAL TIME Wet Film Thickness Dry Film Thickness() Surface defect BLAST

    Finished PAINT Started INTERVAL Unit : Spec. 1st 2nd 3rd 4th

    Acc. Rej. Acc. Rej. Acc. Rej. Acc. Rej. Acc. Rej. Acc. Rej. Acc. Rej.

    REMARKS:

    REFERENCE DOCUMENTS:

    SUBCONTRACTOR CONTRACTOR QC TPI (if required) COMPANY NAME NAME NAME NAME

    SIGNATURE SIGNATURE SIGNATURE SIGNATURE

    DATE DATE DATE DATE

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    #6. Inspection & Test report for surface preparation

    INSPECTION & TEST REPORT

    FOR SURFACE PREPARATION INSPECTION AND TEST REPORT FOR SURFACE PREPARATION

    INSPECTION REPORT NUMBER INSPECTION DATE & TIME ITR NUMBER REVISION SHEET NO

    OF

    DISCIPLINE WORK METHOD

    ORIGINAL PAINTING REPAIR PAINTING BLASTING HAND&POWER TOOL OTHERS( ) MACHINE SL. NO. ABRASIVE TYPE MAR NO. OF ABRASIVE

    TEMPERATURE OF AIR TEMPERATURE OF STEEL RELATED HUMIDITY DEW POINT CHECKING TIME

    %

    LINE NO. / SPOOL NO. / EQUIPMENT NO.

    WORKING TIME Surface profile Surface cleanliness Salt Test Dust Test (Rating 2)

    Final Result

    From To Spec. Actual Spec. Actual Spec. Actual

    REMARKS:

    REFERENCE DOCUMENTS:

    SUBCONTRACTOR CONTRACTOR QC TPI (if required) COMPANY NAME NAME NAME NAME

    SIGNATURE SIGNATURE SIGNATURE SIGNATURE

    DATE DATE DATE DATE