SECTIONS_09_51_13_09_96_00.pdf

Sarasota County Public Transit Vault Room Improvements Wendel Project No. 630001

ACOUSTICAL PANEL CEILINGS Section 09 51 13 - 1

SECTION 09 51 13

ACOUSTICAL PANEL CEILINGS

PART 1 - GENERAL

1.01 RELATED DOCUMENTS

A. Drawings and general provisions of the Contract, including Contract Requirements and

General and Supplementary Conditions from the Division 00 and 01 Specification Sections, apply to this Section.

1.02 DESCRIPTION

A. This section specifies providing lay-in acoustical panels and exposed suspension systems.

1.03 DEFINITIONS

A. CAC: Ceiling Attenuation Class.

B. LR: Light Reflectance coefficient.

C. NRC: Noise Reduction Coefficient.

1.04 SUBMITTALS

A. Submit the following for approval in accordance with the General Requirements and with the additional requirements as specified for each:

1. Product Data: For each type of product specified provide manufacturer’s printed product information including maintenance information.

2. Samples for Verification: Full-size units of each type of ceiling assembly indicated; in sets for each color, texture, and pattern specified, showing the full range of variations expected in these characteristics. Provide three of each type.

3. Full-size samples of each acoustical panel type, pattern, and color.Product Test Reports:

Indicate compliance of acoustical panel ceilings and components with requirements based on comprehensive testing of current products.

1.05 QUALITY ASSURANCE

A. Codes, Regulations, Reference Standards and Specifications:

1. Codes and regulations of the jurisdictional authorities.

2. ASTM: A635, A641, B633, C635, CC636, 834, E84, E90, E488, E795, E1190, E1264.

Acoustical Panel Ceilings Section 09 51 13-2

ISSUED FOR PERMIT

3. CISCA: Ceiling Systems Handbook.

4. NAAMM: Metal Finishes Manual for Architectural and Metal Products.

B. Installer Qualifications: Engage an experienced installer who has completed acoustical panel ceilings similar in material, design, and extent to that indicated for this Project and with a record of successful in-service performance.

C. Source Limitations for Ceiling Units: Obtain each acoustical ceiling panel from one source with resources to provide products of consistent quality in appearance and physical properties without delaying the Work.

D. Source Limitations for Suspension System: Obtain each suspension system from one source with resources to provide products of consistent quality in appearance and physical properties without delaying the Work.

1.06 DELIVERY, STORAGE, AND HANDLING

A. Deliver acoustical panels and suspension system components to Project site in original, unopened packages, clearly labeled with the manufacturer’s name, brand designation, specification number, type, class and ratings as applicable.

B. Store acoustical panels and suspensions system components in a fully enclosed space where they will be protected against damage from moisture, direct sunlight, surface contamination, and other causes.

C. Before installing acoustical panels, permit them to reach room temperature and a stabilized moisture content.

D. Handle acoustical panels carefully to avoid chipping edges or damaging units in any way.

1.07 PROJECT CONDITIONS

A. Environmental Limitations: Do not install acoustical panels until spaces are enclosed and weatherproof, wet-work in spaces is complete and dry, and work above ceilings is complete.

Maintain temperature per manufacturer’s written recommendations.

1.08 COORDINATION

A. Coordinate layout and installation of acoustical panels and suspension system with other construction that penetrates ceilings or is supported by them, including light fixtures, HVAC equipment, fire-suppression system, and partition assemblies.

1.09 EXTRA MATERIALS

A. Furnish extra materials described below that match products installed, are packaged with protective covering for storage, and are identified with labels describing contents.

1. Acoustical Ceiling Units: Full-size units equal to 5.0 percent of amount installed.

2. Suspension System Components: Quantity of each exposed component equal to

2.0 percent of amount installed.

Acoustical Panel Ceilings Section 09 51 13-3

PART 2 - PRODUCTS

2.01 GYPSUM ACOUSTICAL PANELS, GENERAL

A. Acoustical Panel (ACT-1):

Basis-of-Design Product: Subject to compliance with requirements, provide Armstrong World Industries;

ULTIMA Lay-In and Tegular, item #1941 or a comparable product by one of the following:

USG Corporation.

Rockfon CertainTeed Corp.

Or equal.

Classification: Provide panels complying with ASTM E 1264 for type, form, and pattern as follows:

Type and Form: Type IV, mineral base with painted finish; Form 2.

Pattern: E (lightly textured).

Color: White.

LR: Not less than 0.88.

NRC: Not less than 0.75.

CAC: Not less than 35.

Edge/Joint Detail: 9/16” beveled tegular.

Thickness: 3/4 inch.

Modular Size: 24 by 24 inches.

Broad Spectrum Antimicrobial Fungicide and Bactericide Treatment: Provide acoustical panels treated with manufacturer's standard antimicrobial formulation that inhibits fungus, mold, mildew, and gram-positive and gram-negative bacteria and showing no mold, mildew, or bacterial growth when tested according to ASTM D 3273 and evaluated according to ASTM D 3274 or ASTM G 21.

A. Basis-of-Design Product: Subject to compliance with requirements, provide Sheetrock

Brand EcoSmart Panels as manufactured by USG or comparable product by one of the following:

1. Georgia Pacific.

2. CertainTeed.

3. Or Equal

2.02 METAL SUSPENSION SYSTEMS, GENERAL

A. ACT-1 Metal Suspension System Standard: Basis-of-Design: Armstrong World Industries; Grid:

Prelude ML 15/16 l. Perimeter Molding: Item 7800 - 12' Wall Molding.

1. ACT-1 Color:

a. White: For ceilings referenced as “Graphic Image” and all other areas, except as otherwise noted.

B. Gypsum Wall Board Metal Suspension System Standard: Basis-of-Design: Armstrong World Industries; Drywall/ Stucco/ Plaster Flat Ceilings, 1 ½” inch.

C. Finishes and Colors, General: White color.

D. Attachment Devices: Size for five times design load indicated in ASTM C635, Table 1, Direct

Hung, unless otherwise indicated.

1. Cast-in-Place and Post-installed Anchors in Concrete: Anchors of type and material indicated below, with holes or loops for attaching hangers of type indicated and with capability to sustain, without failure, a load equal to five times that imposed by ceiling http://www.specagent.com/LookUp/?ulid=344&mf=04&mf=95&src=wd&mf=04&src=wd

Acoustical Panel Ceilings Section 09 51 13-4 construction, as determined by testing per ASTM E488, conducted by a qualified testing and inspecting agency.

a. Type: Cast-in-place anchors.

b. Type: Post-installed expansion anchors.

c. Corrosion Protection: Carbon steel components zinc plated to comply with ASTM B633, Class Fe/Zn 5 (0.005 mm) for Class SC service condition (mild).

2. Post-installed Powder-Actuated Fasteners in Concrete: Fastener system of type suitable for application indicated, fabricated from corrosion-resistant materials, with clips or other accessory devices for attaching hangers of type indicated, and with capability to sustain, without failure, a load equal to 10 times that imposed by ceiling construction, as determined by testing per ASTM E1190, conducted by a qualified testing and inspecting agency.

E. Wire Hangers, Braces, and Ties: Provide wires complying with the following requirements:

1. Zinc-Coated Carbon-Steel Wire: ASTM A641/A641M, Class 1 zinc coating, soft temper.

2. Size: Select wire diameter so its stress at five times hanger design load (ASTM C635, Table 1, Direct Hung) will be less than yield stress of wire, but provide not less than 12 gauge.

F. Sheet-Metal Edge Moldings and Trim: Type and profile indicated or, if not indicated, manufacturer's standard moldings for edges and penetrations that fit acoustical panel edge details and suspension systems indicated; formed from sheet metal of same material and finish as that used for exposed flanges of suspension system runners. Provide moldings with exposed flange of the same width as exposed runner.

G. Metal Finish: Baked-Enamel Finish. Immediately after cleaning and pretreating, apply manufacturer's standard two-coat, baked-enamel finish consisting of prime coat and thermosetting topcoat, with not less than 1.0-mil dry film thickness for topcoat. Comply with paint manufacturer's written instructions for applying and baking to achieve a minimum dry film thickness of 2.0 mils.

1. Color and Gloss: Matte white.

PART 3 - EXECUTION

3.01 EXAMINATION

A. Examine substrates and structural framing to which acoustical panel ceilings attach or abut, with Installer present, for compliance with requirements specified in this and other Sections that affect ceiling installation and anchorage, and other conditions affecting performance of acoustical panel ceilings.

B. Proceed with installation only after unsatisfactory conditions have been corrected.

Acoustical Panel Ceilings Section 09 51 13-5

3.02 PREPARATION

A. Coordination: Furnish layouts for cast-in-place anchors, clips, and other ceiling anchors whose installation is specified in other Sections.

1. If indicated, furnish cast-in-place anchors and similar devices to other trades for installation well in advance of time needed for coordinating other work.

B. Measure each ceiling area and establish layout of acoustical panels to balance border widths at opposite edges of each ceiling. Avoid using less-than-half-width panels at borders, and comply with layout shown on reflected ceiling plans.

3.03 INSTALLATION

A. General: Install acoustical panel ceilings to comply with publications referenced below per manufacturer's written instructions and CISCA's "Ceiling Systems Handbook."

1. Standard for Ceiling Suspension System Installations: Comply with ASTM C636.

B. Suspend ceiling hangers from building's structural members and as follows:

1. Install hangers plumb and free from contact with insulation or other objects within ceiling plenum that are not part of supporting structure or of ceiling suspension system.

a. Splay hangers only where required to miss obstructions; offset resulting horizontal forces by bracing, countersplaying, or other equally effective means.

b. Where width of ducts and other construction within ceiling plenum produces hanger spacings that interfere with location of hangers at spacings required to support standard suspension system members, install supplemental suspension members and hangers in form of trapezes or equivalent devices. Size supplemental suspension members and hangers to support ceiling loads within performance limits established by referenced standards and publications.

c. Secure wire hangers to ceiling suspension members and to supports above with a minimum of three tight turns. Connect hangers directly either to structures or to inserts, eye screws, or other devices that are secure; that are appropriate for substrate; and that will not deteriorate or otherwise fail due to age, corrosion, or elevated temperatures.

d. Do not support ceilings directly from permanent metal forms or floor deck.

Fasten hangers to cast-in-place hanger inserts, powder-actuated fasteners, or drilled-in anchors that extend through forms into concrete.

e. Do not attach hangers to steel deck tabs.

f. Do not attach hangers to steel roof deck. Attach hangers to structural members.

g. Space hangers not more than 48 inches o.c. along each member supported directly from hangers, unless otherwise indicated; and provide hangers not more than 6 inches from ends of each member.

Acoustical Panel Ceilings Section 09 51 13-6

C. Install suspension system runners so they are square and securely interlocked with one another. Remove and replace dented, bent, or kinked members.

D. Install acoustical panels with undamaged edges and fitted accurately into suspension system runners and edge moldings. Scribe and cut panels at borders and penetrations to provide a neat, precise fit.

1. For square-edged panels, install panels with edges fully hidden from view by flanges of suspension system runners and moldings.

2. Install hold-down clips in areas indicated, in areas required by authorities having jurisdiction, and for fire-resistance ratings; space as recommended by panel manufacturer's written instructions, unless otherwise indicated or required.

3.04 CLEANING

A. Replace damaged and broken acoustical panels.

B. Clean exposed surfaces of acoustical panel ceilings, including trim, edge moldings, and suspension system members. Comply with manufacturer's written instructions for cleaning and touchup of minor finish damage. Remove and replace ceiling components that cannot be successfully cleaned and repaired to permanently eliminate evidence of damage.

C. Clean up rubbish and debris and remove from site.

D. Leave work areas in a broom clean condition.

END OF SECTION 09 51 13

HIGH PERFORMANCE COATINGS Section 09 96 00 - 1

SECTION 09 96 00

HIGH PERFORMANCE COATINGS

PART 1 - GENERAL

1.1 RELATED DOCUMENTS

A. Drawings and general provisions of the Contract, including General and Supplementary Conditions and Division 1 Specification Sections, apply to this Section.

1.2 SUMMARY

A. Section includes surface preparation and application of high-performance coating systems on the following substrates:

1. Exterior and Interior Substrates:

a. Steel.

2. Interior Substrates:

a. Concrete masonry units (CMU).

B. Related sections include the following:

1. Section 051200 "Structural Steel Framing" for shop priming of metal substrates with primers specified in this Section.

2. Section 099123 "Interior Painting" for special-use coatings and general field painting.

1.03 DEFINITIONS:

A. Gloss Level 6: 70 to 85 units at 60 degrees, according to ASTM D 523.

B. Gloss Level 7: More than 85 units at 60 degrees, according to ASTM D 523.

1.4 ACTION SUBMITTALS.

A. Product Data: For each coating system indicated.

1. Material List: An inclusive list of required coating materials. Indicate each material and cross-reference the specific coating, finish system, and application. Identify each material by manufacturer's catalog number and general classification.

HIGH PERFORMANCE COATINGS Section 09 96 00 - 2

B. Samples for Initial Selection: Manufacturer's color charts showing the full range of colors available for each type of finish-coat material indicated.

C. Samples for Verification: For each color and material to be applied, with texture to simulate actual conditions, on representative samples of the actual substrate.

1. Provide stepped Samples defining each separate coat including block fillers and primers. Use representative colors when preparing Samples for review. Resubmit until required sheen, color, and texture are achieved.

2. List of material and application for each coat of each sample. Label each sample for location and application.

3. Submit samples on the following substrates for Architect's review of color and texture:

a. Ferrous and Nonferrous Metal: Provide two 4-inch (100-mm) square samples of flat metal and two 8-inch (200-mm) long samples of solid metal for each color and finish.

D. Qualification Data: For firms and persons specified in "Quality Assurance" Article to demonstrate their capabilities and experience. Include lists of completed projects with project names and addresses, names and addresses of architects and owners, and other information specified.

1.5 QUALITY ASSURANCE

A. Applicator Qualifications: Engage an experienced applicator who has completed high-performance coating system applications similar in material and extent to those indicated for Project and whose work has a record of successful in-service performance.

B. Source Limitations: Obtain primers and undercoat materials for each coating system from the same manufacturer as the finish coats.

C. Workmanship shall be of the best quality. Apply all materials under adequate illumination, evenly spread and smoothly flowed on without runs or sags. Employ only skilled mechanics. Use materials only in accordance with the manufacturer’s labeled directions on the container, and/or manufacturer’s other written instructions.

1.6 DELIVERY, STORAGE, AND HANDLING

A. Deliver materials to Project site in manufacturer's original, unopened packages and containers bearing manufacturer's name and label with the following information:

1. Name or title of material.

2. Product description (generic classification or binder type).

3. Manufacturer's stock number and date of manufacture.

4. Contents by volume, for pigment and vehicle constituents.

HIGH PERFORMANCE COATINGS Section 09 96 00 - 3

5. Thinning instructions.

6. Application instructions.

7. Color name and number.

8. Handling instructions and precautions.

B. Store materials not in use in tightly covered containers in a well-ventilated area at a minimum ambient temperature of 45ºF (7ºC). Maintain containers used in storage in a clean condition, free of foreign materials and residue.

1. Protect materials from freezing. Keep storage area neat and orderly. Remove oily rags and waste daily. Take necessary measures to ensure that workers and work areas are protected from fire and health hazards resulting from handling, mixing, and applying coatings.

C. Deliver coatings to the job site in quantities sufficiently large enough so that several different batches of the same color will not be required.

1.7 PROJECT CONDITIONS

A. Apply coatings only when temperature of surfaces to be coated and surrounding air temperatures are between 50ºF and 95ºF.

B. Do not apply coatings in snow, rain, fog, or mist; when relative humidity exceeds 85%; at temperatures less than 5ºF (3ºC) above the dew point; or to damp or wet surfaces.

1. Allow wet surfaces to dry thoroughly and attain temperature and conditions specified before proceeding with or continuing coating operation.

2. Work may continue during inclement weather only if areas and surfaces to be coated are enclosed and temperature within the area can be maintained within limits specified by manufacturer during application and drying periods.

1.8 MAINTENANCE MATERIAL SUBMITTALS

A. Furnish extra materials that match products installed and that are packaged with protective covering for storage and identified with labels describing contents.

1. Paint: 5 percent, but not less than 1 gal. (3.8 L) of each material and color applied.

PART 2 - PRODUCTS

2.1 HIGH-PERFORMANCE COATINGS, GENERAL:

A. Material Compatibility:

HIGH PERFORMANCE COATINGS Section 09 96 00 - 4

1. Provide materials for use within each coating system that are compatible with one another and substrates indicated, under conditions of service and application as demonstrated by manufacturer, based on testing and field experience.

2. For each coat in a coating system, provide products recommended in writing by manufacturers of topcoat for use in coating system and on substrate indicated.

3. Provide products of same manufacturer for each coat in a coating system.

2.2 BLOCK FILLERS:

A. Waterborne Cementitious Acrylic:

1. Basis-of-Design Product: Subject to compliance with requirements, provide Tnemec Series 130 Envirofill.

2. VOC: 0.64 lbs/gallon.

3. Performance Criteria:

a. Adhesion: ASTM D 3359, Method B, 5 mm Crosshatch. Not less than a rating of 5.

b. Exterior Exposure: Exposed at 45 degrees facing south. Light industrial area. No blistering, cracking or loss of adhesion after three years exposure.

c. Freeze Thaw: ASTM D 2246. No blistering, cracking or loss of adhesion after 30 cycles.

d. Humidity: ASTM D 4585. No cracking, blistering or visable loss of film integrity after 1500 hours exposure.

e. Steam Pressure Test: Pressure Pot @ 2500 F (1210 C) and 15 to 17 psi (1.0 to 1.2 bars). No blistering or cracking after 4 hours continuous exposure.

f. Wind Driven Rain: TT-C-555B, 4.4.7.3. No cracking, blistering or visible damage to the substate or coating. No visible dampness on the backside of test specimen after 24 hours exposure.

2.3 METAL PRIMERS:

A. Primer, Zinc-Rich, Organic:

Tnemec Series H90-97 Tneme-Zinc.

HIGH PERFORMANCE COATINGS Section 09 96 00 - 5

2. VOC: (Unthinned) 2.67 lbs/gallon (320 grams/litre).

3. Performance Criteria:

a. Adhesion: ASTM D 4541 (TTM-34) Type II Fixed Alignment Adhesion Tester. No less than 1,516 psi (10.46 MPa) adhesion, average of three tests.

b. Adhesion: ASTM D4541 (TTM-34) Type V Self-Aligning Adhesion Tester.

No less than 2,083 psi (6.89 MPa) pull.

c. Exterior Exposure: ASTM D 1014. No blistering, cracking, rusting or delamination of film. No more than 1/64” rust creepage at scribe after 5 years light industrial exposure.

d. Galvanic Protection: One coat aromatic urethane, zinc-rich coated steel panel containing several holidays is placed in a container of tap water.

The panel’s potential is measured by a voltmeter with the positive (+) pole attached to a bare spot on the panel above the water line and the negative (-) pole attached to an Ag/AgC1 referenced electrode immersed in the tap water. True theoretical galvanic action of the zinc having actual zinc-to-zinc contact would show a potential of 1100 millivolts. A range of 1100 millivolts to 750 millivolts would indicate galvanic action is occurring. The optimum potential is 850 millivolts. A potential of 500 millivolts or less would indicate that the coating is only acting as a barrier coating. The average measured potential of 90-97 is 878 millivolts.

e. Humidity: ASTM D 4585. No blistering, cracking, rusting or delamination of film after 4,000 hours exposure.

f. Salt Spray (Fog): ASTM B 117. No blistering, cracking, or delamination of film. No more than 1% rusting on plane and no more than 1/4” rust creepage at scribe after 20,000 hours exposure. No more than 1/32” rust creepage at scribe after 10,000 hours exposure. No more than 1/16 to 1/8” rust creepage at scribe and no more than 1% rusting on plane after 50,000 hours.

g. Prohesion: ASTM G 85 Prohesion Cabinet Testing. No blistering, cracking, rusting or delamination of film. No more than 1/64” creepage at scribe after 15,000 hours.

h. Static Fatigue (Slip Coefficient & Tension Creep). Meets the requirements of a Class B surface with a mean slip coefficient no less than

0.50 and a tension creep not in excess of .005 inch (.13 mm).

2.4 EPOXY COATINGS:

A. Inorganic Hybrid Water-Based Epoxy:

HIGH PERFORMANCE COATINGS Section 09 96 00 - 6

Tnemec Series 27 WB Typoxy.

2. VOC: 0.10 lbs/gallon (11 grams/litre).

3. Performance Criteria:

a. Abrasion: ASTM D 4060, (CS-17 Wheel, 1,000 grams load). No more than 175 mg loss after 1,000 cycles.

b. Adhesion: ASTM D 3359, (Method B, mm Crosshatch). No less than a rating of 5. c. Humidity: ASTM D 4585. No blistering, cracking, rusting or delamination of film after 4,500 hours exposure.

d. Salt Spray (FOG): ASTM B 117. No blistering, cracking, rusting or delamination of film after 6,000 hours.

e. Immersion: ASTM D 870. No blistering, cracking, rusting or delamination of film after 2,000 hours.

2.5 FLUOROPOLYMER COATINGS:

A. Fluoropolymer, Pigmented Coating:

Tnemec Series 1071 Fluoronar.

2. VOC: 2.65 lbs/gallon (317 grams/litre).

3. Performance Criteria:

a. Abrasion: ASTM D4060, (CS-17 Wheel, 1,000 grams load). No more than 103 mg loss after 1,000 cycles.

b. Adhesion: ASTM D 4541 (Method B, Type II Tester). No less than 1,333 psi (9.19 MPa) pull, average of three tests.

c. Adhesion: ASTM D 4541 (Method E, Type V Tester). No less than 1,930 psi (13.3 MPa) pull, average of three tests.

d. Exterior Exposure: Exposed at 45 degrees facing south. No blistering, cracking, rusting or delamination of film. No less than 87% gloss retention (8.9 units gloss change) and 2.99 DED FMCII (MacAdam units) color change after 24 months.

e. Exterior Exposure: ASTM D 4141, Method C (EMMAQUA). No blistering, cracking or chalking. No less than 96% gloss retention (3.2 units gloss change) and 0.18 DED Hunter Lab color change after 1,260 M/J m2 EMMAQUA exposure, average of five tests in five colors.

f. Flexibility: ASTM D 522 (Method A – Conical Mandrel). No less than 14.83% elongation average of three tests.

HIGH PERFORMANCE COATINGS Section 09 96 00 - 7

g. Hardness: ASTM D 3363. No gouging or scratching with an 8H or less pencil.

h. Humidity: ASTM D 4585. No blistering, cracking, rusting or delamination of film after 3,000 hours exposure.

i. Impact: ASTM D 2794. No visible cracking or delamination of film after 34.6 inch/pounds (3.9J) or less direct impact.

j. QUV: ASTM D 4587 (UVA-340 Bulbs, Cycle 4:8 hours UV/4 hours condensation). No blistering, cracking, or chalking. No less than 93% gloss retention (5.7 units gloss change) and 2.21 DED FMCII (MacAdam Units) color change after 10,000 hours exposure, average of five tests in five colors. No blistering, cracking, or chalking. No less than 60% gloss retention (31.4 units gloss change) and 1.89 DED FMCII (MacAdam Units) color change after 25,000 hours exposure, average of five tests in five colors.

k. Salt Spray (Fog): ASTM B 117. No blistering, cracking, rusting or delamination of film. No more than 1/32 inch rust creepage at scribe after 10,000 hours exposure. No blistering, cracking, rusting or delamination of film. No more than 1/8 inch rust creepage at scribe after 10,000 hours exposure. No blistering, cracking, rusting or delamination of film. No more than 1/16 inch rust creepage at scribe after 10,000 hours exposure.

l. Weatherometer Exposure: ASTM D 5031. No blistering, cracking, or chalking. No less than 92% gloss retention (6 units gloss change) and 0.73 DED Hunter Lab Scale color change after 5,000 hours exposure.

2.6 SOURCE QUALITY CONTROL:

A. Testing of Coating Materials: Owner reserves the right to invoke the following procedure:

1. Owner will engage the services of a qualified testing agency to sample coating materials. Contractor will be notified in advance and may be present when samples are taken. If coating materials have already been delivered to Project site, samples may be taken at Project site. Samples will be identified, sealed, and certified by testing agency.

2. Testing agency will perform tests for compliance with product requirements.

3. Owner may direct Contractor to stop applying paints if test results show materials being used do not comply with product requirements. Contractor shall remove noncomplying coating materials from Project site, pay for testing, and recoat surfaces coated with rejected materials. Contractor will be required to remove rejected materials from previously coated surfaces if, on recoating with complying materials, the two coatings are incompatible.

HIGH PERFORMANCE COATINGS Section 09 96 00 - 8

PART 3 - EXECUTION

3.1 EXAMINATION:

A. Examine substrates and conditions, with Applicator present, for compliance with requirements for conditions affecting performance of the Work.

B. Verify suitability of substrates, including surface conditions and compatibility with existing finishes and primers.

C. Proceed with coating application only after unsatisfactory conditions have been corrected.

1. Beginning coating application constitutes Contractor's acceptance of substrates and conditions.

3.2 PREPARATION:

A. Comply with manufacturer's written instructions and recommendations in "MPI Architectural Painting Specification Manual" applicable to substrates indicated.

B. Remove hardware, covers, plates, and similar items already in place that are removable and are not to be painted. If removal is impractical or impossible because of size or weight of item, provide surface-applied protection before surface preparation and painting.

1. After completing painting operations, use workers skilled in the trades involved to reinstall items that were removed. Remove surface-applied protection.

C. Clean substrates of substances that could impair bond of coatings, including dust, dirt, oil, grease, and incompatible paints and encapsulants.

1. Remove incompatible primers and reprime substrate with compatible primers or apply tie coat as required to produce coating systems indicated.

D. Masonry Substrates: Remove efflorescence and chalk. Do not coat surfaces if moisture content or alkalinity of surfaces or if alkalinity of mortar joints exceed that permitted in manufacturer's written instructions.

1. Clean surfaces with pressurized water. Use pressure range of 100 to 600 psi (690 to 4140 kPa) at 6 to 12 inches (150 to 300 mm).

E. Steel Substrates: Remove rust, loose mill scale, and shop primer if any. Clean using methods recommended in writing by paint manufacturer but not less than the following:

1. SSPC-SP 11, "Power Tool Cleaning to Bare Metal."

2. SSPC-SP 6/NACE No. 3, "Commercial Blast Cleaning."

HIGH PERFORMANCE COATINGS Section 09 96 00 - 9

F. Shop-Primed Steel Substrates: Clean field welds, bolted connections, and abraded areas of shop paint, and paint exposed areas with the same material as used for shop priming to comply with SSPC-PA 1 for touching up shop-primed surfaces.

G. Galvanized-Metal Substrates: Remove grease and oil residue from galvanized sheet metal by mechanical methods to produce clean, lightly etched surfaces that promote adhesion of subsequently applied coatings.

1. Coordinate with applicable Division 5 Sections for shop-preparation of galvanized metal surfaces to be finished under this Section.

2. Galvanized metal deck- preparation per SSPC-SP-1

3.3 APPLICATION:

A. Apply high-performance coatings according to manufacturer's written instructions and recommendations in "MPI Architectural Painting Specification Manual."

1. Use applicators and techniques suited for coating and substrate indicated.

2. Coat surfaces behind movable equipment and furniture same as similar exposed surfaces. Before final installation, coat surfaces behind permanently fixed equipment or furniture with prime coat only.

3. Coat back sides of access panels, removable or hinged covers, and similar hinged items to match exposed surfaces.

4. Do not apply coatings over labels of independent testing agencies or equipment name, identification, performance rating, or nomenclature plates.

B. If undercoats or other conditions show through final coat, apply additional coats until cured film has a uniform coating finish, color, and appearance.

C. Apply coatings to produce surface films without cloudiness, spotting, holidays, laps, brush marks, runs, sags, ropiness, or other surface imperfections. Produce sharp glass lines and color breaks.

D. Apply coatings to produce surface films without cloudiness, spotting, holidays, laps, brush marks, runs, sags, ropiness, or other surface imperfections. Produce sharp glass lines and color breaks. Painting Fire Suppression, Plumbing, HVAC, Electrical, Communication, and Electronic Safety and Security Work:

1. Paint all exposed surfaces, piping, and conduits in bus wash:

1) Do not paint bus wash equipment or light fixtures.

3.4 CLEANING AND PROTECTION:

A. At end of each workday, remove rubbish, empty cans, rags, and other discarded

HIGH PERFORMANCE COATINGS Section 09 96 00 - 10 materials from Project site.

B. After completing coating application, clean spattered surfaces. Remove spattered coatings by washing, scraping, or other methods. Do not scratch or damage adjacent finished surfaces.

C. Protect work of other trades against damage from coating operation. Correct damage by cleaning, repairing, replacing, and recoating, as approved by Architect, and leave in an undamaged condition.

D. At completion of construction activities of other trades, touch up and restore damaged or defaced coated surfaces.

3.5 ONE-YEAR INSPECTION:

A. Owner will set date for one-year inspection of coating systems.

B. Repair deficiencies in coating systems as determined by Architect in accordance with manufacturers’ instructions.

3.6 EXTERIOR - CONCRETE AND CONCRETE MASONRY UNITS:

A. CMU Walls:

1. System Type: Inorganic Hybrid Water-Based Epoxy/Ceramic-Modified Waterborne Aliphatic Polyurethane.

2. Surface Preparation: SSPC-SP 13/NACE 6. Clean and dry.

3. Sealer Coat: Coverage rate 60 to 80 square feet per gallon.

4. Intermediate Coat: DFT 6.0 to 8.0 mils. or 200 to 267 SF2/gal.5.

5. Finish Coat: DFT 2.0 to 3.0 mils. or 305 to 457 SF2/gal.

6. Finish Color: As selected by Architect from manufacturer’s standard colors.

3.7 EXTERIOR AND INTERIOR – COATING SYSTEMS FOR STEEL:

A. Exterior exposed Steel, Columns, bollards, tube railings:

1. System Type: Zinc/ Inorganic Hybrid Water-Based/Fluoropolymer.

2. Surface Preparation: SSPC-SP 6/NACE 3.

3. Shop Primer: DFT 2.5 to 3.5 mils. or 289 to 404 SF2/gal.

4. Intermediate Coat: DFT 3.0 to 4.0 mils. or 401 to 535 SF2/gal.

HIGH PERFORMANCE COATINGS Section 09 96 00 - 11

5. Finish Coat: DFT 2.0 to 3.0 mils. or 321 to 481 SF2/gal.

6. Total DFT: 7.5 to 10.5 mils.

7. Finish Color: As selected by Architect from manufacturer’s standard colors.

3.8 COATING AT BUS WASH:

A. STEEL NON-GALVANIZED AND GALVANIZED STEEL:

1. Surface Preparation: Coordinate with applicable Division 5 Sections for shop-preparation of metal surfaces to be finished under this Section.

2. Spot Primer (Non-galvanized steel only):

a. Basis-of-Design Product: Provide Series 1224 Epoxoline WB; Tnemec or a comparable product by one of the following:

1) Sherwin Williams.

2) PPG Paints

b. Field touch up of shop primer to be Series Series 1224.

3. Intermediate Coat (4.0 – 6.0 mils)

a. Basis-of-Design Product: Provide Series 1224 Epoxoline WB; Tnemec or a comparable product by one of the following:

1) Sherwin Williams.

2) PPG Paints

4. Finish Coat (2.0 – 3.0 mils):

a. Basis-of-Design Product: Provide Series 1081 Endura-Shield; Tnemec or a comparable product by one of the following:

1) Sherwin Williams.

2) PPG Paints

5. Finish Color: As selected by Architect from manufacturer’s standard colors.

B. CONCRETE MASONRY UNIT (CMU), CERAMIC TILE, AND CONCRETE:

1. Surface Preparation: Clean and dry. Refer to preparation procedures in section 3.02.

2. Primer:

a. Basis-of-Design Product: Provide Series 1224 Epoxoline WB; Tnemec or a comparable product by one of the following:

HIGH PERFORMANCE COATINGS Section 09 96 00 - 12

1) Sherwin Williams.

2) PPG Paints

3. Intermediate Coat (4.0 – 6.0 mils):

a. Basis-of-Design Product: Provide Series 1224 Epoxoline WB; Tnemec or a comparable product by one of the following:

1) Sherwin Williams.

2) PPG Paints

4. Finish Coat (2.0 – 3.0 mils):

a. Basis-of-Design Product: Provide Series 1081 Endura-Shield; Tnemec or a comparable product by one of the following:

1) Sherwin Williams.

2) PPG Paints

5. Finish Color: As selected by Architect from manufacturer’s standard colors.

3.9 COATING FOR EXTERIOR OF SERVICE LANE BUILDING:

A. STUCCO, CONCRETE MASONRY UNIT (CMU), CONCRETE:

1. Surface Preparation: Clean and dry. Refer to preparation procedures in in section 3.02.

2. Two Coats (2-3 mils DFT for existing; 6.0 – 8.0 mils DFT for new)

a. Basis-of-Design Product: Provide Series 156 Enviro-Crete (for new stucco); Series 1026 Enduratone (for existing stucco) Tnemec or a comparable product by one of the following:

1) Sherwin Williams.

2) PPG Paints

3. Finish Color: As selected by Architect from manufacturer’s standard colors.

END OF SECTION 09 96 00

D. Qualification Data: For firms and persons specified in "Quality Assurance" Article to demonstrate their capabilities and experience. Include lists of completed projects with project names and addresses, names and addresses of architects and owner...

C. Deliver coatings to the job site in quantities sufficiently large enough so that several different batches of the same color will not be required.