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INDIAN RIVER COUNTY JULY 25, 2014 <br />INTERGENERATIONAL RECREATION CENTER 100% CONSTRUCTION DOCUMENTS <br />6 A vapor retarder shall be installed prior to pouring of on grade or below grade slabs. <br />Moisture vapor transmission shall not exceed 80% internal Relative Humidity per ASTM <br />F2170 In -Situ Relative Humidity Test and/or 5.0 lb/1000 ftP2P/24 hours per ASTM <br />F1869 Calcium Chloride Test. <br />7. Wood floors must be double construction with a minimum thickness of 1 inch (25.4 <br />mm). The top layer of wood shall be APA Underlayment Grade Plywood or other wood <br />underlayment panel approved and warranted beneath resilient flooring. Refer to ASTM <br />F1482. <br />8. Maintain room temperature, adhesive and flooring material at 64 degrees F - 81 degrees <br />F (18 - 27 degrees C) and 50% (*10%) relative humidity for 48 hours before, during and <br />continuously after installation. <br />9. Broom clean or vacuum surfaces to be covered and inspect substrate. Start of flooring <br />installation indicates acceptance of subfloor conditions and full responsibility for <br />completed work. <br />10. Adjacent Surfaces Protection: Protect adjacent work areas and finish surfaces from <br />damage during product installation. <br />11. Substrate Cleaning and Preparation: Comply with manufacturer's requirements for <br />substrate cleaning and preparation for resilient flooring products. <br />12. Leveling and Patching: Use only Portland cement based leveling and patching <br />compounds, in accordance with compound manufacturer's requirements, to fill <br />depressions, holes and cracks and to smooth substrate surface to 1/8 inch (3.2 mm) in a <br />10 foot (3.1 m) radius to receive resilient flooring. <br />3.04 INSTALLATION <br />A. Resilient Tile Installation: Install tiles from established center marks so that tiles at opposite <br />room edge are of equal tile width. Follow installation procedures in accordance with Amtico <br />International published Technical documentation, and do not begin until the work of all other <br />trades has been completed. <br />1. Patterns: Install tiles with grain running in one direction. <br />2. Rolling: Roll floor using 100 Ib roller in both directions within 1 hour. <br />B. Adhesive: Apply adhesive to substrate in accordance with manufacturer's instructions, <br />including trowel notching, adhesive mixing and adhesive open and working times. <br />3.05 FIELD QUALITY CONTROL <br />A. Manufacturer's Field Services: Upon Owner's request, provide manufacturer's field service <br />consisting of product use recommendations and periodic site visit for inspection of product <br />installation in accordance with manufacturer's instructions. <br />1. Site Visits: At commencement of installation and at flooring installation completion. <br />3.06 CLEANING & PROTECTION <br />RESILIENT TILE FLOORING 096519-9 <br />