Laserfiche WebLink
BRIGGS ENGINEERING, Ins Copyright BEI 2021 dean@briggs-engineering.com <br /> PRE-FABRICATED BUILDING DESIGN-FOUNDATION CALCULATIONS IBC-2015,WBC&IBC-2018,OSSC-2019 <br /> CLIENT Pacific Mobile OWNER: Pacific Criteria 25,40,120C,D,1.5,1500 <br /> Date: 15-Nov-21 PO# E21187 Location: Standard KCDA Fdn-Sds=1.2 <br /> Project#: 202101 # 19.5.1-1 28x32-Modular Style Building State(s): OR,WA PNW <br /> Classroom <br /> Dimensions: Module Length,ML= 32 ft. <br /> Module Width, MW= 14.00 ft. <br /> Width,W= #Units= 2 28.00 ft. <br /> Length, L= #Units= 1 32.00 ft. <br /> 1st Floor Wall Ht.,Wht1= 9.08 ft. <br /> 2nd Flr.Wall Height,Wht= 0.00 ft. <br /> Roof Height, Rht= 2 :12 Slope W 2.33 ft. <br /> Floor Height above NG,Fht= 36 inches 3.00 ft <br /> Building Ht Coeff,Htc=Rht+Wht+Fht-10 1.00 <br /> No.of floor spans per module,nfs= 2 <br /> Effective Width of Building Supported, L2a= 84.00 inches <br /> II.FOUNDATION DESIGN <br /> A.Foundation Components <br /> Option A Individual Bearing Pads-Bearing Pads Int.Column Ext Co. <br /> Pads Pads <br /> Width,wbp= 16 inches 16 16 <br /> Length, lbp= 16 inches 16 16 <br /> Surface Support Depth:Conc,Asph&Base 4 inches <br /> Equivalent Bearing Area at Soil, BA= 400 Sq. Inches 400 400 <br /> IBC-T.18.4.2 Allowable Soil Bearing Pressure,Q= 1500 psf. <br /> Option B Perimeter Support Width 0 inches <br /> Allowable Load,Pbp=(BA)/144*Q= 4166 lbs. 4166 lbs. <br /> Steel Pier Allowable Load 6000 lbs. <br /> Lateral Load Anchors: Minuteman' MMA-92 w/Stabilizer Head <br /> ASD Anchor Capacity,Anch_L= 3150 lbs. <br /> Overturning Uplift Anchors -'Minuteman'MMA-92 Auger Anchor <br /> ASD Anchor Capacity,Anch_U= 3150 lbs. <br /> Bl.Exterior Pads(Exterior Rails) <br /> Floor and Roof ufll=(RLL+RDL+CDL+CLL+EM+2nd Fl DL+FLL)*MW/2+ <br /> Exterior Uniform Floor Load, 691 lb/ft. <br /> Loads: (FLL+FDL+PDL)*L2a/2+(Wht+Wht1)*WDL= <br /> Perimeter Support Bearing Pressure,(Skirting) 0 psf-OK! <br /> OR Max.Pad Spacing,Mps=Pfla/ufll= 6.00 ft. <br /> Max.span of Support Beams= 6.00 ft. <br /> Use: Perimeter Skirting W/(6)16-inch x 16-inch pad @ 6-ft o.c.,max exterior supports. <br /> C1.Interior Pads(Floor Loads Only) <br /> Floor Loads: Interior Uniform Floor Load, ifll=(FDL+FLL+PDL)*L2a/12= 343 lb/ft. <br /> Max.Pad Spacing, Mps=Pfla/ifll= 12.14 ft. <br /> Max.span of Support Beams= 8.00 ft. <br /> Use: (5)16-inch x 16-inch Pads @ 8-ft o.c,max.interior supports. <br /> D.Column Pads(Roof Loads Only) <br /> Roof Loads: Column Pads Required,Cpr= 1 pads <br /> Allowable Load,Prla= 4166 lbs. <br /> ML Beams Load,mbrl= (RLL+RDL+EM+CDL)*MW+IF(Wht=0,0,(FLL+FDL+EM+CDL)*ML 518 lb/ft. <br /> Effective Mateline Beam Span,Mps=Pfla/mbrl= 8.04 ft. <br /> Use: (1)16-inch x 16-inch pads for every 8.04-ft effective Mateline Beam Span. <br /> Effective Interior Roof Beam Span= 0 ft.,(0)-SF 0 16x16 PADS REQ'D <br /> Effective Exterior Roof Beam Span= 16 ft.,(5.6)-SF 2 16x16 PADS REQ'D <br /> 28x32_KCDA FDN-Calcs,WA KCDA MOD-CR FDN 4 - 5 <br />