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CWA CONSULTANTS, P.S. <br /> STRUCTURAL ENGINEERING <br /> BUILDING CODE CONSULTANTS <br /> 8675 E.Caraway Road,Port Orchard,WA 98366 (360)871-5433 FAX:(360)871-5633 E-Mail:chuck.cwa@verizon.net <br /> April 3, 2024 <br /> HVAC Attachment Fp @ Cam►¢ Wp <br /> PSR Unit Heater <br /> Paine Field Connection of ne4unitj_ <br /> Everrett, WA heater— 3/8" all thread <br /> Fp=(0.4apxSDs)(1+2z/h) Wp @ each corner. Unistrut <br /> channel to concrete wall <br /> Rp/Ip <br /> ASCE 7 Table 13.6-1 ap=2.5, <br /> Rp=6.0 <br /> SDs =0.989 <br /> z/h = 1.0 max <br /> Fp = (0.4x2.5x0.989x3.0) Wp = 0.49 Wp <br /> 6.0/1.0 <br /> 0SI-Py� <br /> Fp max oe w.t.sy�,l!f� <br /> = 1.6x1.06 = 1.70 <br /> Fp min <br /> = 0.3x1.06 = 0.32 <br /> Use 0.53Nf L <br /> USE WEIGHT AND UNIT DIMENSIONS 04/03/2024 <br /> UNIT Heater—418# <br /> L=40" W= 25" H =40" <br /> Fp =0.49x418 = 205# <br /> Wind X = NA <br /> Wind Y = NA <br /> Vertical Support—(4) 3/8" All Thread 51#each OK <br /> Lateral — Provide Unistrut Per Attached Details <br /> Lateral = 205# <br /> Axial Capacity Unistrut P1000 7' long= 1860#> 205 OK <br /> https:Hcwaconsultants-my.sharepoint.com/personal/richard_cwaconsultants_onmicrosoft_com/Documents/PSR Paine <br /> Field UH Install 4-3-24.doc <br />