36C24619B0037-020.pdf

658-18-109 Asbestos Abatement Salem VA Medical Center Final Design – For Construction March 2019

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SECTION 09 65 16

RESILIENT SHEET FLOORING

PART 1 - GENERAL

1.1 SUMMARY

A. Section Includes:

1. Welded seam sheet flooring (WSF) with heat welded seams and integral cove base.

1.2 RELATED REQUIREMENTS

A. Resilient Base over Base of Lockers, Equipment and Casework: Section

09 65 13, RESILIENT BASE AND ACCESSORIES.

1.3 APPLICABLE PUBLICATIONS

A. Comply with references to extent specified in this section.

B. ASTM International (ASTM):

1. D4259-88(2012) - Abrading Concrete.

2. E648-15e1 - Standard Test Method for Critical Radiant Flux of

Floor-Covering Systems Using a Radiant Heat Energy Source.

3. E662-15a - Standard Test Method for Specific Optical Density of

Smoke Generated by Solid Materials.

4. F1303-04(2014) - Sheet Vinyl Floor Covering with Backing.

5. F1860-14 - Rubber Sheet Floor Covering With Backing.

6. F1913-04(2014) - Vinyl Sheet Floor Covering Without Backing.

C. International Concrete Repair Institute (ICRI):

1. 310.2R-13 - Selecting and Specifying Concrete Surface Preparation for Sealers, Coatings, and Polymer Overlays, and Concrete Repair.

D. SCS Global Services (SCS):

1. FloorScore.

1.4 SUBMITTALS

A. Submittal Procedures: Section 01 33 23, SHOP DRAWINGS, PRODUCT DATA, AND SAMPLES.

1. Show size, configuration, and fabrication and installation details.

B. Manufacturer's Literature and Data:

1. Description of each product.

2. Installation instructions.

3. Warranty.

C. Samples:

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1. Sheet material, 38 mm by 300 mm (1-1/2 inch by 12 inch), of each color and pattern with welded seam using specified welding rod

300 mm (12 inches) square for each type, pattern and color.

2. Cap strip and fillet strip, 300 mm (12 inches) for integral base.

3. Shop Drawings and Certificates: Layout of joints showing patterns where joints are expressed, and type and location of obscure type joints. Indicate orientation of directional patterns.

4. Certificates: Quality Control Certificate Submittals and lists specified in paragraph, QUALIFICATIONS.

5. Edge strips: 150 mm (6 inches) long each type.

6. Primer: Pint container, each type.

D. Certificates: Certify each product complies with specifications.

1. Heat welded seaming is manufacturer's prescribed method of installation.

E. Qualifications: Substantiate qualifications comply with specifications.

1. Manufacturer with project experience list.

2. Installer with project experience list.

1.5 QUALITY ASSURANCE

A. Installer Qualifications: A company specializing in installation with minimum three (3) years’ experience and employs experienced flooring installers who have retained, and currently hold, an INSTALL

Certification, or a certification from a comparable certification program.

1. Installers to be certified by INSTALL or a comparable certification program with the following minimum criteria:

a. US Department of Labor approved four (4) year apprenticeship program, 160 hours a year.

b. Career long training.

c. Manufacturer endorsed training.

d. Fundamental journeyman skills certification.

B. Mockup: Build floor tile mockup to verify selections made under sample submittals and to demonstrate aesthetic effects and set quality standards for materials and execution

1. Size: 9.3 sq. m (100 sq. ft.) for each type, color, and pattern.

Locations as indicated on construction documents.

2. Contracting Officer Representative (COR) approved mockup may become part of the completed Project if undisturbed at time of Substantial

Completion.

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C. Furnish product type materials from the same production run.

1.6 DELIVERY

A. Deliver products in manufacturer's original sealed packaging.

B. Mark packaging, legibly. Indicate manufacturer's name or brand, type, color, production run number, and manufacture date.

C. Before installation, return or dispose of products within distorted, damaged, or opened packaging.

1.7 STORAGE AND HANDLING

A. Store products indoors in dry, conditioned facility.

B. Protect products from damage during handling and construction operations.

1.8 FIELD CONDITIONS

A. Environment:

1. Work Area Ambient Temperature Range: Minimum 18 to 38 degrees C (65 to 100 degrees F) continuously, beginning 48 hours before installation. Maintain room temperature above 18 degrees C

(65 degrees F) after installation.

2. Install products when building is permanently enclosed and when wet construction is completed, dried, and cured.

1.9 WARRANTY

A. Construction Warranty: FAR clause 52.246-21, "Warranty of

Construction."

B. Manufacturer's Warranty: Warrant resilient sheet flooring against material and manufacturing defects.

1. Warranty Period: 2 years.

PART 2 - PRODUCTS

2.1 SYSTEM PERFORMANCE

A. Sheet Flooring:

1. Critical Radiant Flux: ASTM E648; 0.45 watts per sq.cm or more, Class I.

2. Smoke Density: ASTM E662; less than 450.

2.2 PRODUCTS - GENERAL

A. Basis of Design: Section 09 06 00, SCHEDULE FOR FINISHES.

B. Provide vinyl sheet color and pattern from one production run.

C. Sustainable Construction Requirements:

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1. Low Pollutant-Emitting Materials: Comply with VOC limits specified in Section 01 81 13, SUSTAINABLE CONSTRUCTION REQUIREMENTS for the following products:

a. Flooring Adhesives and Sealants.

b. Vinyl Sheet Flooring.

2.3 WELDED SEAM SHEET FLOORING

A. Welded Seam Sheet Flooring (WSF): Basis of design is Shaw, Naturelife

002V.

1. Wear Surface: Smooth.

2. Wear Layer Thickness: Minimum 1.0 mm (0.040 inches).

3. Total Thickness: 2 mm (0.080 inches).

B. Sheet Size: Provide maximum size sheet produced by manufacturer to minimize joints.

1. Minimum Width: 1200 mm (48 inches).

2.4 ACCESSORIES

A. Bonding Chemical: Flooring manufacturer's standard seam bonding chemical.

B. Welding Rod: Flooring manufacturer's standard, in color matching field color of sheet flooring.

C. Adhesives: Water resistant type recommended by flooring manufacturer to suit application.

D. Base Accessories:

1. Fillet Strip: 19 mm (3/4 inch) radius fillet strip compatible with flooring material.

2. Cap Strip: Zero edge

E. Leveling Compound:

1. Provide cementitious type with latex or polyvinyl acetate resins additive.

F. Primer:

1. Type recommended by adhesive or flooring manufacturer.

G. Edge Strips:

1. Extruded aluminum, mill finish, mechanically cleaned.

2. 28 mm (1-l/8 inch) wide, 6 mm (1/4 inch) thick, bevel one edge to

3 mm (1/8 inch) thick.

3. Drill and counter sink edge strips for flat head screws. Space holes near ends and approximately 225 mm (9 inches) on center.

4. Fasteners: Stainless steel, type to suit application.

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H. Sealant:

1. As specified in Section 07 92 00, JOINT SEALANTS.

2. Compatible with flooring.

I. Polish: Type recommended by flooring manufacturer to suit application and anticipated traffic.

PART 3 - EXECUTION

3.1 PREPARATION

A. Examine and verify substrate suitability for product installation.

B. Protect existing construction and completed work from damage.

C. Remove existing sheet flooring to permit new installation.

1. Do not use solvents for removing adhesives.

2. Dispose of removed materials.

D. Ensure interior finish work such as plastering, drywall finishing, concrete, terrazzo, ceiling work, and painting work is complete and dry before installation.

1. Complete mechanical, electrical, and other work above ceiling line.

2. Ensure heating, ventilating, and air conditioning systems are installed and operating in order to maintain temperature and humidity requirements.

E. Correct substrate deficiencies.

1. Fill cracks, pits, and dents with leveling compound.

2. Grind, sand, or cut away protrusions. Grind high spots.

3. Level flooring substrate to 3 mm (1/8 inch) maximum variation.

F. Clean substrates. Remove contaminants capable of affecting subsequently installed product's performance.

1. Mechanically clean concrete floor substrate according to ASTM D4259.

2. Surface Profile: ICRI 310.2R CSP 3 to CSP 4.

G. Perform flooring manufacturer’s recommended bond, substrate moisture content, and pH tests.

H. Broom or vacuum clean substrates immediately before flooring installation.

I. Primer: Apply primer according to manufacturer’s instructions.

3.2 INSTALLATION - GENERAL

A. Install products according to manufacturer's instructions.

1. When manufacturer's instructions deviate from specifications, submit proposed resolution for Contracting Officer's Representative consideration.

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3.3 INSTALLATION OF FLOORING

A. Flooring Layout:

1. Arrange pattern in one direction with side and end joints pattern matched.

2. Extend flooring wall-to-wall, under cabinets, casework, laboratory and pharmacy furniture, and other equipment for seamless flooring installation.

3. Arrange sheets to minimize seams.

4. Locate seams in inconspicuous and low traffic areas, minimum 150 mm

(6 inches) away from parallel joints in flooring substrates.

B. Match edges of flooring for color shading and pattern at seams.

C. Install flooring flush with adjacent floor finishes.

D. Extend flooring into toe spaces, door reveals, closets, and similar openings.

E. Install flooring fully adhered to substrate.

1. Air pockets or loose edges are not acceptable.

2. Trim sheet materials tight to flooring penetrations; seal joints at pipe with waterproof sealant in accordance with manufactures written instructions.

F. Butt joints tight, without gaps and bulges.

G. Installation of Edge Strips:

1. Install edge strips at flooring terminations and transitions to other floor finishes.

2. Locate edge strips under center lines of doors unless otherwise indicated.

3. Set edge strips in adhesive and mechanically fasten to substrate.

3.4 INTEGRAL COVE BASE INSTALLATION

A. Set preformed fillet strip at floor intersection with walls and other vertical surfaces.

B. Extend flooring over fillet strip and 4 inches up wall surface.

C. Form straight or radius internal and external corners to suit

Application.

D. Adhere base to wall surface.

E. Terminate base exposed top edge with cap strip. Seal cap strip to wall with sealant.

F. Weld joints as specified for flooring.

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3.5 HEAT WELDING

A. Heat weld joints of flooring and base using welding rod.

B. Rout joint, insert welding rod into routed space, and fuse flooring and welding rods for seamless, watertight installation.

1. Fuse joints for seamless weld.

C. Finish joints flush, free from voids, and recessed or raised areas.

3.6 CHEMICAL WELDING

A. Chemically weld joints of flooring and base using bonding chemical.

1. Avoid excess bonding chemical and damage to flooring surfaces.

B. Apply bonding chemical to fuse flooring for seamless, watertight installation.

C. Finish joints flush, free from voids, and recessed or raised areas.

3.7 CLEANING

A. Remove excess adhesive before adhesive sets.

B. Clean and polish materials.

C. Vacuum floor thoroughly.

D. Perform initial maintenance according to flooring manufacturer’s instructions.

1. Delay washing flooring until adhesive is fully set and welded joints can contain wash water.

3.8 PROTECTION

A. Protect flooring from traffic and construction operations.

B. Keep traffic off sheet flooring for minimum 24 hours after installation.

C. Cover flooring with reinforced kraft paper, and plywood or hardboard.

D. Remove protective materials immediately before acceptance.

E. Repair damage.

F. Apply polish to vinyl flooring.

G. Buff flooring to uniform sheen.

- - E N D - -

C. Furnish product type materials from the same production run.

I. Polish: Type recommended by flooring manufacturer to suit application and anticipated traffic.

C. Finish joints flush, free from voids, and recessed or raised areas.