Middle School Specifications Amendment 0006.pdf

West Point Middle School

SECTION 09 65 66

RESILIENT ATHLETIC FLOORING

08/10

PART 1 GENERAL

1.1 REFERENCES

The publications listed below form a part of this specification to the extent referenced. The publications are referred to within the text by the basic designation only.

ASTM INTERNATIONAL (ASTM)

ASTM C 920 (2011) Standard Specification for Elastomeric Joint Sealants

ASTM D 2047 (2004) Static Coefficient of Friction of Polish-Coated Floor Surfaces as Measured by the James Machine

ASTM F 1303 (2004; R 2009) Sheet Vinyl Floor Covering with Backing

1.2 SUBMITTALS

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

submittals not having a "G" designation are for information only. 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-02 Shop Drawings

Approved Detail Drawings

SD-03 Product Data

Installation

SD-04 Samples

Flooring

SD-07 Certificates

Flooring

1.3 QUALITY ASSURANCE

1.3.1 Adhesive Application

Adhesive applied and poured-in-place flooring shall be installed by an experienced floor applicator approved by the manufacturer.

100% Construction Documents SECTION 09 65 66 Page 1

1.3.2 Flooring Material

Submit three samples minimum 9 x 11 inches of each color of flooring material required and manufacturer's certificates stating that the resilient athletic flooring materials conform to the specified requirements. Labels or markings affixed to manufacturer's products attesting that products meet requirements specified herein will be accepted in lieu of certificates.

1.4 DELIVERY, STORAGE, AND HANDLING

Deliver Materials in manufacturer's original unopened containers with labels intact. Materials shall not be delivered to the installation area or installed before all work that may damage the materials or the finished floor, such as overhead work, is completed. Store materials in a clean, dry area. Materials in storage shall be maintained at temperatures recommended by the manufacturer. Protection boards shall be stored flat and off the ground.

1.5 WARRANTY

Provide manufacturer's standard performance guarantees or warranties that extend beyond a one year period.

1.6 EXTRA MATERIALS

PART 2 PRODUCTS

2.1 SHEET VINYL COMPOSITION FLOORING TYPE AF-1

Sheet vinyl flooring shall consist of a solid polyvinyl chloride material with a clear polyurethane coated wearlayer which shall conform to the chemical resistance requirements of ASTM F 1303. Flooring shall be not less than 48 inches wide and shall have a minimum thickness of .0197 inch.

Floor surface shall be smooth texture. Flooring shall have a minimum coefficient of friction of >.05 when tested in accordance with ASTM D 2047.

2.2 ADHESIVES

Adhesive shall be as recommended by the flooring manufacturer and correspond to the specified flooring product and to the substrate.

2.3 CRACK FILLER/LEVELER FOR CONCRETE SURFACES

Crack filler/leveler for concrete floor surfaces shall be as recommended by flooring manufacturer.

2.4 EDGING STRIPS

Strips shall be of the same material and design as recommended by flooring manufacturer.

2.5 MANUFACTURERS COLOR

Color shall be as indicated on the ROOM FINISH LEGEND in the Drawings.

100% Construction Documents SECTION 09 65 66 Page 2

PART 3 EXECUTION

3.1 PREPARATION

Concrete surfaces shall be completely cured and dry. No curing agents, sealers, or hardeners shall be used to aid in the curing of the concrete slab. Surfaces shall be free of paint spots, and other foreign materials.

Surfaces shall be ground down or leveled with an approved leveling compound to a tolerance of plus or minus 1/8 inch within a 10 foot radius. Cracks, construction joints, or damaged portions of floor shall be filled with crack filler for concrete surfaces. Expansion joints shall be filled and sealed in accordance with the approved installation instructions of the manufacturer. All sealants shall be in accordance with ASTM C 920.

Expansion joints shall not be filled with a material that will make them inoperable.

3.2 MOISTURE TEST

The suitability of the concrete subfloor for receiving the resilient flooring with regard to moisture content shall be determined by a moisture test as recommended by the flooring manufacturer.

3.3 INSTALLATION

3.3.1 General Requirements

Installation shall be in accordance with the approved installation instructions. Tile or sheet flooring shall be rolled with a medium-sized roller in both directions to release entrapped air. Submit manufacturer's descriptive data and catalog cuts indicating materials of construction and physical characteristics. Installation, cleaning and maintenance instructions shall be included.

3.3.2 Sheet Vinyl Composition Flooring

Concrete slab shall be primed in accordance with approved installation instructions. Flooring shall be installed as recommended by the manufacturer.

3.3.2.1 Seams

End seams shall be cut and placed as recommended by the manufacturer.

Seams shall be weighted as required.

3.3.2.2 Hot-welded Seams

Butted sheets shall be grooved to a depth of approximately two thirds of their total thickness using an electrical or hand grooving tool. Grooved seams shall be thermowelded using a hot air welding tool and a PVC welding thread. After seam has cooled to room temperature, the excess shall be trimmed off to provide a flush joint.

3.4 PROTECTION

The installed flooring shall be protected from soiling and damage with heavy reinforced, nonstaining kraft paper, plywood, or hardboard sheets as required. Edges of kraft paper protection shall be lapped and secured to provide a continuous cover. Protective covering shall be removed when directed by the Contracting Officer.

100% Construction Documents SECTION 09 65 66 Page 3

-- End of Section --

100% Construction Documents SECTION 09 65 66 Page 4

3.4 PROTECTION