Orange County NC Website
Browse       Search
Orange County Architectural Renovations Smith Sinnett / 2023036 <br />Hillsborough, NC Orange County Asset Management Services <br />RESILIENT ATHLETIC FLOORING 09 65 66 - 2 <br />3. The indoor resilient multipurpose surfacing supplier shall be an established firm experienced in <br />the field and appointed as a distributor by the manufacturer of the indoor resilient multipurpose <br />surfacing. <br />B. Installer Qualifications: <br />1. Installer must have performed installations of the same scale in the last three years. <br />2. Installer to be recognised and approved by the athletic flooring manufacturer. Installer to submit <br />the indoor resilient athletic surfacing manufacturers or distributors certification attesting that <br />they are an approved installer of the indoor resilient multipurpose surfacing. <br />3. The installer of the indoor resilient multipurpose surfacing shall have a minimum of five (5) years <br />experience in the field installing the specified indoor resilient multipurpose surfacing and have <br />worked on at least five (5) projects of similar size, type and complexity. <br />C. Source Limitations for athletic floor: Obtain each color, grade, finish, type, and variety of athletic <br />flooring from one source with resources to provide materials of consistent quality in appearance and <br />physical properties. <br />D. Preinstallation Conference: Conduct conference at Project site. <br />1. Review methods and procedures related to athletic flooring. <br />1.7 DELIVERY, STORAGE, AND HANDLING <br />A. Materials must be delivered in manufacturers original, unopened and undamaged containers with <br />identification labels intact. <br />B. Store material protected from exposure to harmful weather conditions, on a clean, dry, flat surface <br />protected from all possible damage. <br />C. Recommended environmental conditions for storage is a minimum of 55 <br />o F (13o C). <br />D. Material need not suffer excessive damage during handling (i.e. edge chipping, excessive warping etc). <br />E. Material shall not be delivered until all related work is in place and finished and/or proper storage <br />facilities and conditions can be provided and guaranteed stable according to manufacturers <br />recommendations. <br />1.8 PROJECT CONDITIONS <br />A. Do not install flooring that are wet, moisture damaged, or mold damaged. <br />B. Environmental Limitations: Do not deliver or install flooring until spaces are enclosed and weathertight, <br />wet work in spaces is complete and dry, and temporary HVAC system is operating and maintaining <br />ambient temperature and humidity conditions at occupancy levels during the remainder of the <br />construction period. <br />C. Maintain a stable room and subfloor temperature for a period of one (1) week prior, during and after <br />installation. Recommended range: 65o F to 80o F (18o C to 27o C). <br />1. Installation to be carried-out no sooner than the specified curing time of concrete subfloor (normal <br />density concrete curing time is approximately 28 days for development of design strength). <br />2. Concrete subfloor surface pH level within the 7 to 10 range dependents upon installation type. <br />3. Provide testing to verify moisture content less than fifteen (15) pounds/1,000 sq.ft./24 hours when <br />tested using calcium chloride per ASTM F 1869 or no more than 92 % RH when tested per ASTM <br />F2170. <br />4. Installation of athletic flooring will not commence unless all other finishes in the building have <br />been completed. <br />D. Field Measurements: Verify actual dimensions of by field measurements before fabrication. <br />E. Concrete subfloor should be no greater than 1/8" within a 10 ft diameter. This tolerance can be measured <br />in accordance with ASTM E1155. <br />F. A specified (FF ) of 50 and an (FL ) of 30 should reach this degree of floor flatness and floor level. There <br />is no numerical correlation between F numbers and the deviation from the straight edge, however the <br />above specified numbers should achieve a flat floor with minimal deviation in the slab. Reference ACI <br />117 and ACI 302.1R. The general contractor should provide a certificate of compliance with the above <br />recommendations. <br />Docusign Envelope ID: 52FACC74-DA96-491B-B0B8-04AC3961737D