09 90 00.00 40 Painting and Coatings.pdf

Annex Addition to B3010

SECTION 09 90 00 Page 1

SECTION 09 90 00.00 40

PAINTING AND COATING

PART 1 GENERAL

1.1 REFERENCE

See Scope of Work for additional information.

1.2 SUBMITTALS

Government approval is required for submittals with a "G" designation;

submittals not having a "G" designation are for Contractor Quality Control approval. When used, a designation following the "G" designation identifies the office that will review the submittal for the Government. Submit the following in accordance with Section 01 33 00 SUBMITTAL PROCEDURES:

SD-03 Product Data

Manufacturer's catalog data shall be submitted for the following items. Data shall include detailed analysis of each coating material required, with constituents measured as percentages of the total weight of coating.

Inhibitive Metal Primer

Pigmented Sealer Latex Block Filler Alkali Resistant Primer Enamel Undercoat Exterior Wood Primer Acrylic Latex Acrylic Epoxy

SD-04 Samples

Manufacturer's Standard Color Charts shall be submitted in accordance with paragraph entitled, "Manufacturer's and Materials," of this section.

SD-07 Certificates

A Safety Plan shall be submitted in accordance with paragraph entitled, "General," of this section.

SD-08 Manufacturer's Instructions

Manufacturer's instructions shall be submitted for architectural coatings including details of thinning, mixing, handling, and application, in accordance with paragraph entitled, "General," of this section.

SECTION 09 90 00 Page 2

1.3 CONTRACTOR PERSONNEL QUALIFICATION

Personnel assigned to the work shall be certified by the Contractor to have had adequate previous experience in the successful application of paints and coatings similar to those specified.

1.4 DELIVERY, HANDLING, AND STORAGE

Materials shall be delivered in their original, unbroken containers bearing the manufacturer's name and product identification. Containers breached by rough handling shall be removed from the site, together with their contents.

Paint materials, thinners, and cleaners shall be stored in tightly closed containers in a covered, well-ventilated area where they will not be exposed to excessive heat, sparks, flame, or direct sunlight. Water-based materials shall be protected against freezing.

PART 2 PRODUCTS

2.1 MANUFACTURER'S AND MATERIALS

Manufacturer's Standard Color Charts shall be submitted showing manufacturer's recommended finish colors. Three color chips of each color and gloss scheduled shall also be submitted.

The following are suggested paint manufacturers and their products. Other paint manufacturers' products of equal quality will be considered when submitted and approved by the Contracting Officer.

SHERWIN

COATING PITTSBURGH WILLIAMS GLIDDEN

Inhibitive Metal Primer 6-712 B50WZ1 6970

Pigmented Sealer 6-2 B28W200 5111

Latex Block Filler 6-7 B25W25 5317

Alkali Resistant Primer 6-3 A5V2 5212H

Enamel Undercoat 6-755 B49W2 [300] [310]

Exterior Wood Primer 6-809 Y24W20 3651

Acrylic latex, flat 72 line A6 SERIES 6500

Acrylic Latex, gloss 78 line A8 SERIES 6600

Water base Acrylic Epoxy 16 line B70 SERIES 5277/5278

SECTION 09 90 00 Page 3

Paints in latrine area to include doors shall be epoxy painted.

PART 3 EXECUTION

3.1 GENERAL

A Safety Plan shall be submitted for architectural coating systems in accordance with OSHA regulations.

Manufacturer's recommendations for surface preparation, thinning, mixing, handling, and application shall be considered a part of this specification.

3.2 PROTECTION OF FACILITIES

Contractor shall remove and reinstall or provide acceptable protection for hardware, accessories, lighting and electrical components, factory-finished materials, plumbing fixtures and fittings, and any other materials that may become splattered or damaged by the painting work.

3.3 SURFACE PREPARATION

3.3.1 General Requirements

Surfaces shall be clean, dry, and free from contaminants and foreign matter.

Mildew and chalking shall be removed and the surface thoroughly sterilized.

Chipped, peeling, or blistered paint shall be removed and the surface spot primed. Hard glossy surfaces shall be dulled and roughened to ensure proper adhesion.

3.3.2 Ferrous Metal

Surfaces shall be free from dirt, oil, grease, wax, and other contaminants.

Heavy rust and loose mill scale shall be removed by hand, power tool, or blast cleaning.

3.3.3 Galvanized Steel

Surfaces shall be cleaned of all contaminants using a solvent such as lacquer thinner or xylol.

After cleaning, the surface shall be etched with a phosporic acid pre-treatment solution.

3.3.4 Aluminum

Surfaces shall be clean, dry, and free from oil and grease. Oxide film and corrosion shall be removed by hand or power tool cleaning.

3.3.5 Wood

Surfaces shall be clean, dry, smooth, and free from oil, grease, and dirt.

Knots shall be sealed with a mixture of equal parts of shellac and alcohol.

SECTION 09 90 00 Page 4

Nail holes, cracks, and other defects shall be filled with plastic wood or putty. Concealed surfaces shall be back-primed before installation.

3.3.6 Masonry

Surfaces shall be free from dirt, oil, grease, wax, form-release compounds, laitance, and other contaminants. Cracks, voids, and other major surface imperfections shall be filled with mortar.

3.3.7 Plaster and Drywall

Surfaces shall be clean and dry. Cracks and other surface imperfections shall be filled with spackling compound and sanded smooth.

3.4 MIXING AND APPLICATION

3.4.1 General Procedures

No exterior painting shall be allowed in rainy weather or when rain is imminent. No paints or coatings shall be applied when the temperature or humidity is outside the limits recommended by the manufacturer.

Paints and coatings shall be applied by brush, roller, or airless spray.

Each coat of material applied shall be free from runs, sags, bubbles, foreign contaminants, variations in color, gloss, and texture, dry overspray, brush and roller marks, holidays (missed areas), or other evidence of poor application.

Paints and coatings shall be thoroughly worked into corners and crevices.

Newly painted surfaces shall be adequately protected from damage.

3.4.2 Procedures

There shall be at least 2 coat[s] of paint applied in accordance with the manufacturer's instructions.

Coatings shall be applied as follows:

Material shall be thoroughly stirred to produce a uniform mixture.

Material shall be thinned for workability and improved spray characteristics, but only according to the manufacturer's instructions.

Each coat shall be applied uniformly at the minimum wet-film thickness specified by the manufacturer.

Special attention shall be given when coating sharp edges, corners, and crevices to ensure complete coverage.

Finish coats shall show good hiding characteristics and uniform appearance.

SECTION 09 90 00 Page 5

3.5 ACCEPTANCE PROVISIONS

3.5.1 Inspection

Contractor shall provide qualified personnel for inspection of his work to ensure that the requirements of this section have been fulfilled.

3.5.2 Correction

Spot-painting to correct damaged surfaces will be allowed only when touchup area blends into the surrounding finish. Otherwise, the entire area shall be recoated. Touchup shall be accomplished using the same method of application as was used to apply the original material.

3.6 PROTECTION

"WET PAINT" signs shall be posted to indicate newly painted surfaces.

3.7 PAINT SCHEDULE

UNDERCOAT FINISH

AND

SURFACE PRIMER FINISH COAT AND SHEEN

Interior Pigmented Water-base Walls Egg shell or satin plaster sealer acrylic enamel Ceilings Flat

Interior Pigmented Water-base Walls Egg shell or satin drywall sealer acrylic enamel

Interior Inhibitive Water-base acrylic Semi-gloss metal metal enamel primer

Interior Latex block Water-base Satin masonry filler acrylic enamel (rough/porous)

Interior Pigmented Water-base Satin masonry sealer acrylic enamel (smooth)

Exterior Latex block Acrylic latex flat masonry filler (rough/ porous)

Exterior Alkali- Acrylic latex flat masonry resistant (smooth) primer

Interior Water-base Water-base gloss wood enamel acrylic enamel undercoat

Exterior Exterior wood Acrylic latex gloss

SECTION 09 90 00 Page 6 wood primer

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