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Page 3 of 4 <br /> <br />Report No. NER-481 <br /> <br />(4) <br /> <br />The closest on center spacing in Ehe parallel to WFS orienbation is as <br />follows= <br /> <br />3 inch single row <br />3 inch double row, staggered <br /> <br />10d commons <br /> 4 inch single row <br /> 4 inch ~ouble row, etaggered <br /> <br />16d commons <br /> 12 inch single row <br /> 12 inch do~ble row, <br /> <br />staggered <br /> <br />The closest on center Spacing in the perpendicular to WFS orientation <br />face is the same as permitted by the eod~ for soliG sawn lumber. <br /> <br />Lateral load permitted for 1/2-inch-diameter lag bolt in ll/2-inch-thick main <br />and side members with full penetration into the main men,bet, All other lateral <br />loading conditions to be evaluated per 1991 ND$ using SG ~ 0.50, Withdrawal <br />loading conditions have not been evaluated, <br /> <br />When structural members qualify as repe=itive members in accordance with Lhe <br />building code, a 4 percent increase is permitted for Fb. <br /> <br />TABLE NO. II - 1.3E TIMBRRSTRAND LSL RIM BOARD <br /> <br />Thickness Aliowable Vertical Maximum <br />In. Load - PLF Depth - In. <br />1.2~ 3450 20 <br />1,50 4140 24 <br /> <br /> Increase minimum nail spa~ing 1" for 1.25 thickness <br /> D~creas~e 1/2" lag allowable to 32~ lbs. for 1.2~ thickness <br /> <br /> <br />