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Project: <br />Location: <br />Client: <br />Job No: <br />Date: <br />Engineer: <br />P1.124 <br />Load from concrete wall: <br />g concrete= 150pcf; thickness = 8in <br />DL= 150pcf x 8"/12 <br />DLwall = 100psf <br />Height above opening= 4ft <br />WDL,wall= 100psf x 4ft <br />WDL,wall= 400plf <br />Load from floor above: <br />DL = 51psf (see Load Criteria of floor) <br />LL = 65psf (see Load Criteria of floor) <br />Trib width = 28'/2 +28' /2 <br />Trib width = 28ft <br />WDL= 51psf x 28ft <br />WDL= 1428plf <br />WLL= 65psf x 28ft <br />WLL= 1820plf <br />Beam Design: B1: <br />WDL= weight wall + weight floor <br /> = 400plf + 1428plf <br />WDL= 1828plf <br />WLL= 1820plf <br />Out of Plane: <br />Wall out-of-plane: <br />Fp = 0.4 x SDS x I x ka x Wp (ASCE Chapter 12, equation 12.11-1) <br />Where Wp= 150pcf x 8"/12 = 100psf <br /> = 0.4 x 1.018 x 1 x 100 <br /> = 41plf /ft <br />> Fp, min = 5plf/ft; therefore, use 41plf/ft. <br />And ka=1 <br />Reaction=41plf/ft x 4ft /2 =82lbs/ft <br />>Load on the beam= 82lbs / ft <br />**See Enercalc output next page. <br />Concrete opening design <br />8f <br />t <br />WDL=1.828k/ft <br />WLL= 1.820k/ft <br />2.7ft <br />2'-8" max <br />4f <br />t <br />8f <br />t <br />41plf <br />82lbs <br />(N)Beam <br />(N)Opening <br />B1 <br />4/3/24 <br />23-12434OC PROBATION CENTER <br />FIRST FLOOR- GRIDLINES 16, F.3 TO G.3 <br />LR <br />1700 E St Andrew Pl - 101118387, <br />20182190, 30146952 & 40138878 <br />6/5/2024