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Design Method Load & Resistance Factor Design (LRFD) <br />Connection Type Withdrawal loading <br />Fastener Type Lag Screw <br />Loading Scenario N/A <br />Main Member Type Douglas Fir-Larch <br />Main Member Thickness 3.5 in. <br />Side Member Type Steel <br />Side Member Thickness 12 gage <br />Washer Thickness 0 in. <br />Nominal Diameter 3/8 in. <br />Length 2 in. <br />Time Effect Factor = 0.8 <br />Wet Service Factor C_M = 1.0 <br />End Grain Factor C_eg = 1.0 <br />Temperature Factor C_t = 1.0 <br />Adjusted LRFD Capacity 675 lbs. <br />• The Adjusted LRFD Capacity only applies to withdrawal of the fastener from the <br />main member. It does not address head pull-through capacity of the fastener in the <br />side member. <br />While every effort has been made to insure the accuracy of the information presented, and <br />special effort has been made to assure that the information reflects the state-of-the-art, <br />neither the American Wood Council nor its members assume any responsibility for any <br />particular design prepared from this on-line Connection Calculator. Those using this on-line <br />Connection Calculator assume all liability from its use. <br />The Connection Calculator was designed and created by Cameron Knudson, Michael <br />Dodson and David Pollock at Washington State University. Support for development of the <br />Connection Calculator was provided by American Wood Council. <br />3925 3%4 S Bristol St <br />Unit# WCC015/8/2025