1815 13TH ST EVCC 2016-01-01 MF Import

. { 15. Wall sheathu g shall be APA Rated,exterior or exposure 1 plywood,in conformance with UBC Standard No.23-2. APA raterl,Exterior or Exposure] Oriented Strand Board (OSB),in conformance with UBC£tandard No.?33 may be used 'ut lieu of plywood at interior verdcal surfaces only. She;ithing shall be manufactured under the provisions of Voluntary Product Standards P�i-95 or ps2-92,or APA PRP-108 Performance Standzrds and Policies for Structural Use Panels. See drawings for thickness,span rating,and nailing requirements. Unless otherwise noted,wall sheathing shall be 1/2" (nominal) with span rating of 24/0. Glue floor sheathing to all supporting members with adhesive conforming to APA Specificadon AFG-Ol. 16. All wood plates in d'uect contact with concrete or masonry shall be pressure-treated with an approved preservative.Provide 2layers of asphalt-impregnated building paper between untreated ledgers,blocking,ek.,and concrete or masonry. 17. Timber connectors called out by letters and numbers shall be"Strong-Tie"l.y Simpson Company,as specified in their Catalog No.C-2002. Altemate conner.tors may be used subject to review and approval by the structural engineer. A current NER or ICBO report and a list stating the item-for-item substitution must be submitted to the structural engineer for any proposed substitutes. The contractor shall be responsible for all engineering costs relating to review and/or re-design to accommodnte proposed substitutions. Provide number and size of fasteners as specified by manufacturer. Connectors shall be installed in accordance with the manufacturer's instructions. All bolts in wood memUers shall conform to ASTM A307. Provide washers under the heads and nuts of all bolts and lag screws bearing on wood. All shims shall be seasoned and dried and the same grade(minimum)as members connected. All joists and multiple joist beams shall be connected to flush beams with"IiU"series joist hangers,unless otherwise noted. 18. Wood framing notes: the following apply unless otherwise noted on the drawings: a. All wood framing details shall be constructed to the minimum standards of the UBC.Minimum nailing shall conform to UBC Table 23-II-B-1 or current ICBO Report NER-272. Provide washers under the heads and nuts of all bolts and lag screws bearing on wood. Installation of lag screws shall conform to 1991 ND5 Seclion 9.1.2,and installation of bolts shall conform to 1991 NDS Section 8.1.2. b. Nailing: All nails specified on the drawin�s were designed to be galvanized box ot power driven nails. Minimum nail diameter and length shall be as follows: Box Nails Po�ver Driven E uivalent Sheathin NaiLs Sd 0.131"x 21 4" lOd 0.148"x 21 2" Framin Nails lOd 0.148"x 3" 16d 0.148"x 31 4" �3