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ACX ENGINEERING <br /> STRUCTURAL CALCULATION p <br /> Project: UB-Everett JJob No: 2016-SS-014 Calc. No. Rev.: 0 <br /> Subject: Roof Hatch Replacement Discipline: Structural <br /> Roof hatch support beam (header) <br /> Using 4x10 <br /> P1 = Gravity load from Hatch at '1.33 ft <br /> DL= 300 Ib <br /> LL= 300 Ib <br /> P2 = Gravity load from cut truss <br /> 2.67 ft DL= 12 psf x 1.33 ' x 13'/2 = 104 Ib <br /> SL= 25 psf x 1.33 x 1372 = 216 Ib <br /> LLr= 20 psf x 1.33 1372 173 Ib <br /> Support Beam using 4x10 (OK) <br /> Cut truss hanger using Simpson Adjustable Truss Hanger <br /> Top flange hanger THA 426 - Using mim carrier member 4x10 (OK) <br /> 1520 Brookhollow Dr., Suite#45, Santa Ana,CA 92705 Tel: (714)662-05- <br /> Fax (714)662-05! <br />