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Gateway Park Center PERKINS+WILL <br /> 810495.000 <br /> 12/06/18 <br /> <br /> <br />MISCELLANEOUS ROUGH CARPENTRY <br /> 06 10 53 - 2 <br /> <br /> <br />having jurisdiction that periodically performs inspections to verify that the material <br />bearing the classification marking is representative of the material tested. <br />1.6 DELIVERY, STORAGE, AND HANDLING <br />A. Stack lumber flat with spacers beneath and between each bundle to provide air <br />circulation. Protect lumber from weather by covering with waterproof sheeting, <br />securely anchored. Provide for air circulation around stacks and under coverings. <br />PART 2 - PRODUCTS <br />2.1 WOOD PRODUCTS, GENERAL <br />A. Lumber: DOC PS 20 and applicable rules of grading agencies indicated. If no <br />grading agency is indicated, provide lumber that complies with the applicable rules <br />of any rules-writing agency certified by the ALSC Board of Review. Provide lumber <br />graded by an agency certified by the ALSC Board of Review to inspect and grade <br />lumber under the rules indicated. <br />1. Factory mark each piece of lumber with grade stamp of grading agency. <br />2. For exposed lumber indicated to receive a stained or natural finish, mark <br />grade stamp on end or back of each piece. <br />3. Dress lumber, S4S, unless otherwise indicated. <br />B. Maximum Moisture Content of Lumber: 19 percent. <br />2.2 FIRE-RETARDANT-TREATED MATERIALS <br />A. General: Where fire-retardant-treated materials are indicated, materials shall <br />comply with requirements in this article, that are acceptable to authorities having <br />jurisdiction, and with fire-test-response characteristics specified as determined by <br />testing identical products per test method indicated by a qu alified testing agency. <br />B. Fire-Retardant-Treated Lumber and Plywood by Pressure Process: Products with a <br />flame-spread index of 25 or less when tested according to ASTM E 84, and with no <br />evidence of significant progressive combustion when the test is extended an <br />additional 20 minutes, and with the flame front not extending more than 10.5 feet <br />beyond the centerline of the burners at any time during the test. <br />1. Treatment shall not promote corrosion of metal fasteners. <br />2. Interior Type A: Treated materials shall have a moisture content of 28 <br />percent or less when tested according to ASTM D 3201 at 92 percent relative <br />humidity. Use where exterior type is not indicated. <br />3. Design Value Adjustment Factors: Treated lumber shall be tested according to <br />ASTM D 5664, and design value adjustment factors shall be calculated <br />according to ASTM D 6841 <br />C. Kiln-dry lumber after treatment to a maximum moisture content of 19 percent.