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KP Roof Repairs and Rooftprovements Project • Section 06100 <br /> Community Transit, ITB#2019-028 Rough Carpentry <br /> PART 2-PRODUCTS <br /> 2.01 LUMBER, GENERAL <br /> A. Lumber Standards: Furnish lumber manufactured to comply with PS 20 "American Softwood <br /> Lumber Standard" and with applicable grading rules of inspection agencies certified by <br /> American Lumber Standards Committee's (ALSC) Board of Review. <br /> B. Grade Stamps: Provide lumber with each piece factory-marked with grade stamp of <br /> inspection agency evidencing compliance with grading rule requirements and identifying <br /> grading agency, grade, species, moisture content at time of surfacing, and mill. <br /> C. Nominal sizes are indicated, except as shown by detail dimensions. Provide actual sizes as <br /> required by PS 20, for moisture content specified for each use. <br /> 1. Provide dressed lumber, S4S, unless otherwise indicated. <br /> 2. Provide seasoned lumber with 19 percent maximum moisture content at time of dressing <br /> and shipment for sizes 2 inches or less in nominal thickness, unless otherwise indicated. <br /> 2.02 MISCELLANEOUS LUMBER <br /> A. General: Provide lumber for support or attachment of other construction including rooftop <br /> equipment curbs and support bases, nailers, blocking, furring, grounds, stripping, and similar <br /> members. <br /> B. Fabricate miscellaneous lumber from dimension lumber of sizes indicated and into shapes <br /> shown. <br /> C. Moisture content: 19 percent maximum for lumber items not specified to receive wood <br /> preservative treatment. <br /> D. Grade: "Standard" grade light-framing-size lumber of any species or board-size lumber as <br /> required. "No. 3 Common" or"Standard" grade boards per WCLIB or VVWPA rules or"No. 2 <br /> Boards" per SPIB rules. <br /> 2.03 FASTENERS <br /> A. General: Provide fasteners of size and type indicated that comply with requirements specified <br /> in this article for material and manufacture. <br /> 1. Where rough carpentry is exposed to weather, in ground contact, or in area of high <br /> relative humidity,provide fasteners with a hot-dip zinc coating per ASTM A 153 or of AISI <br /> Type 304 stainless steel. <br /> B. Nails, Wire, Brads, and Staples: FS FF-N-105. <br /> C. Power Driven Fasteners: National Evaluation Report NER-272. <br /> D. Wood Screws: ANSI B18.6.1. <br /> E. Lag Bolts: ANSI B18.2.1. <br /> Construction Documents <br /> 06100-2 <br />