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ECL1PSE <br /> ENGINEERING <br /> Project:Amazon DWS4 <br /> Guardrail Analysis Project#: 21-10-166 <br /> Date: 10/2012021 <br /> Engineer: BA <br /> Page: 1 of 1 <br /> Guardrail Information <br /> PN,= 48 in.-Tributary width on post <br /> Rail Length= 96 in The guardrail shall be analyzed for the worst case load scenario of either a <br /> h= 44 in 200#concentrated load,or a 50 plf distributed load. <br /> P= 200 Ibs <br /> W= 50 Ib/ft P <br /> w I _ <br /> Post-minimum Rail P - r <br /> 4x2x14 ga Pipe 2 x 14 Ga Sq Tube <br /> Fy= 40 ksi 40 ksi s s <br /> S= 0.6308 in3 0.2562 in3 <br /> ob= 1.67 1.67 <br /> Mn= 25.23 kin 10.25 kin - Pa <br /> Ma /0b = 15.1 k*in 6.1 k*in POST RAIL <br /> Post Analysis <br /> Distributed Load(50 Iblft) Point Load(200 Ibs) <br /> MR = 8.8 k*in. 8.8 k*in. <br /> M R/M c 0.58 51 Bending OK 0.58 <_1 Bending OK <br /> Rail Analysis <br /> Distributed Load(50 lb/ft) Point Load(200 Ibs) <br /> MR = 4.8 kin. 4.8 kin. <br /> MR/MC 0.78 51 Bending OK 0.78 <_1 Bending OK <br /> Mn <br /> Mn = FyS Mc = - <br /> Bolted Connection <br /> Bolts: 5/8"-A325 Mbase= 8.8 kin <br /> No.Bolts= 2 per post RR= 4.40 k(Total) <br /> D= 2 RR= 2.20 k(per Bolt) <br /> Fat= 90 ksi Rn= 27.61 k(per Bolt) <br /> db= 0.625 in Rn I D= 13.81 k(per Bolt) <br /> Ab= 0.3068 in2 I RR/R,: 0.16 51--OK I <br /> ecc.= 2.00 in <br /> 12/20 <br />