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I.F.C. Engineering, Inc.SHEET NO: <br />CONSULTING ENGINEERS JOB NO: <br />STRUCTURAL CALC. BY:J <br />PHONE (818) 814-8268 CHECK BY:J <br />PROJECT:DATE:2/9/2026 <br />Seismic Loads <br />Roof <br />SAB =3.81 x 31.0 /1.4 =84.28 plf < W.L.= 122.1 plf <br />S12 =3.81 x 32.0 /1.4 =87.00 plf < W.L.= 122.1 plf <br />Roof Diaphragm <br />SAB :Dia. Shear = 61.07 plf <br />Chord Force = 473.25 lb <br />S12 :Dia. Shear = 59.63 plf <br />Chord Force = 465.89 lb <br />1/2" CDX (P.I. 32/16) NAIL <br />W/ 8d @ 6" O.C. EDGE (UNBLOCKED) <br />AND 8d @ 12" O.C. FIELD & MST37 <br />PER CHORD SPLICE <br />DESIGN LOADS FOR LATERAL ANALYSIS