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Friday, September 21, 2012

Method Statement For Interior Painting

METHOD STATEMENT FOR INTERIOR PAINTING

1.1 DESCRIPTION

Work of this section shall conform to the requirements of the Contract Documents.


1.2 QUALITY ASSURANCE

Execute this work by a firm who has adequate plant, equipment and skilled workers to perform its expeditiously and is known to have been responsible for installation similar to that specified during the immediate past five (5) years.


1.3 WORK INCLUDED

This work shall include supply and installation of paintings works for the building interior.


1.4 SUBMITTALS

  1. No portion of the work requiring submission of shop drawing, product datum, or sample shall be commenced until the submittal has been reviewed and approved by the Consultant Architect, Interior Consultant and P.R. Such portions of the work shall be in accordance with reviewed and approved submittals.
  2. Samples shall fully represent the material to be installed in color, texture and finish range
  3. Submit three (3) copies of manufacturer’s maintenance instructions, including written data on physical characteristics, durability and information on the paint properties to P.R. and Employer.



1.5 DELIVERY HANDLING AND STORAGE

  1. Delivery materials to project site in original factory wrappings and in containers clearly labeled with identification of approved manufacturer, brand name, fire-hazard classification, lot number and quality or grade.
  2. Follow approved manufacturer’s recommendations for special delivery, storage and handling of materials.

1.6 WARRANTY
  1. Submit a written warranty executed by the contractor and approved installer agreeing to repair or replace materials and painting works, which fails in workmanship within the specified warranty period, which is five (5) years from the date of substantial completion.

2.0 MATERIALS - GENERAL
  1. Paints generally for the works shall be ICI (Imperial Chemical Industries) paints or approved equivalent and each type used have to be the best quality produced within each specific range.
  2. All materials used in the preparation of surfaces for painting and all undercoats shall be those recommended by the approved manufacturer of the finish coat for that specific finish.

2.1 COLORS

  1. Colors will be selected from the BS Standard range of colors and/or approved equivalent standards or shall be specially mixed or milled as necessary by the approved manufacturer. No additional payments will be apportioned for colors that have to be specially milled. Provide and keep on site, BS or other approved equivalent standards color chips of selected colors. Colors without sample chips will be rejected.

2.2 STORAGE

  1. All materials for painting shall be delivered to site in the original sealed containers supplied by the approved manufacturers and shall be carefully stored to minimize exposure to high temperatures in accordance with approved manufacturer’s instructions.

2.3 WORKMANSHIP

  1. Commencement of Works:
    • Interior decoration shall not commence before the work of all trades has been substantially completed and the areas concerned have been thoroughly cleaned out. Clean condition shall be maintained during interior decoration.
  2. Conditions of Base:
    • No paint shall be applied to surfaces structurally or superficially damp and all surfaces shall be free from condensation, dust and nay extraneous matter before application.
  3. Protection:
    • Before commencing work to adjoining areas which not to be painted or which may have been previously painted, these adjoining areas shall be adequately protected. Any material, which is marked, stained or mechanically damaged, shall be cleaned off and made good to the approval of the Consultant Architect, Interior Consultant and P.R. If in their opinion cleaning and making good is impractical, these materials should be completely redecorated to their satisfaction at no cost to the employer.
  4. Removal of Ironmongery:
    • With the exception of butt hinges, all ironmongery and etc. wood or steel shall be removed before the application of the finish to the body of the work and after completion shall be replaced, reinstalled, eased, adjusted and oiled.
  5. Inspection and Approval
    • Prior to painting, all surfaces to be painted shall be inspected and approved by the Consultant Architect, Interior Consultant and P.R.
    • Each coat of paint, both externally and internally, shall be similarly inspected and approved before proceeding with the next coat.
  6. Preparation and Finish of Plastered Surfaces
    • Surfaces for painting and polyurethane coating shall be clean and dry. Any efflorescence shall be removed by first wiping with a dry coarse cloth and then with a damp cloth. The surface shall be applied until efflorescence has ceased. All new plastered surfaces for polyurethane coating shall be cured for a minimum of 28 days.
    • The surfaces shall be cleaned to remove dust, plaster splashes, oil grease and all foreign matters.
    • Cracks and other imperfections shall be cut out and make good with suitable fillers. Such patching works shall be allowed to dry out thoroughly before painting or polyurethane coating.
  7. Preparation and Finish of Internal surfaces
    • After surfaces have been inspected and approved by the Consultant Architect, Interior Consultant and P.R. apply one coat plaster sealer and two coats of approval Polyvinyl Acetate Emulsion Paint on the internal plastered walls. The duration for drying time between the first and second coat must not be less than four hours.
  8. Preparation and Finish of Gypsum Plasterboard/ Fibrous Plasterboard
    • Brush off all loose particles and apply one coat of plaster sealer and two finishing coats of approved ICI emulsion paint or approved equal.
  9. Preparation and Finish of Mild Steel Surface
    • All metalwork before fixing shall be thoroughly cleaned down to remove all dirt grease, scale and rust by wire-brushing, scraping or other means. The surfaces are to be rubbed down
    • Paint one coat of Dulux Grey-Green Chromate Metal Primer F500-388, two coats of Micaceous Iron Oxide and two finishing coats of Dulux Gloss Finish A365 Line or approved equivalent.
  10. Preparation of Unprimed Joinery
    • Well sand the surface to bring it to a smooth finish suitable for a high quality finish. Apply knotting to all permissible knots, gum veins sand resin streaks. Apply one coat primer and allow to dry for not less than six hours and stop all holes, shakes and splits with hard stopping.
    • Filler shall be used where the grain is open. After stopping and filling, allow priming to dry for not less than eighteen hours. Any shop primed joinery which does not receive the final coat within eight weeks shall be considered unprimed for the purpose of preparation.
  11. Preparation of Shop Primed Joinery
    • Inspect for imperfect knotting and damaged or inadequate priming, make good and touch up as necessary. Stop all holes, shakes and silts with hand stopping. Where the grain is sufficiently open fillers shall be used.
  12. Preparation of Joinery for Clear Finish
    • Well sand the surface to bring to a smooth finish suitable for a high quality finish. Stop up any defects with plastic wood of approved manufacture tinted to match color of timber or stain.

2.4 TESTING

All materials for paint and film finishes shall be subject to test including but not limited to the followings:-

  1. Fading and color fastness
  2. Bending and scratching resistances
  3. Oxidation, weathering and accelerated weathering
  4. Resistance to mould, fungus and algae
  5. Application and self-leveling properties
  6. Pigment content and fineness of grind
  7. Chemical analysis (Particularly anti-corrosive paints)
  8. Samples for testing shall be supplied without charge. The cost of testing shall be borne by the Contractor.

2.5 DRYING TIME

  1. Allow as minimum as possible the drying time recommended by the approved manufacturers of the material used.

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