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PRLI4BRICATED BUILDING- FOUNDATION DIN <br /> PRE-FABRICATED BUILDING DESIGN-FOUNDATION CALCULATIONS IBC 2015 <br /> DEALER PACIFIC MOBILE CRITERIA: 30,50,115B,D,1.5,1500 <br /> DATE: 19-Apr-17 FDN.TYPE: 24-FT Wide Mobile, OFFICE <br /> PROJECT# 201601.01.3-6 STATES: ID-OR-WA <br /> II.FOUNDATION DESIGN <br /> A.Foundation Components <br /> Individual Bearing Pads-Poured-in-place, Concrete Bearing Pads <br /> Width,wbp= 16 inches <br /> Length, Ibp= 16 inches <br /> Minimum Pier Bearing Area, BA1 =(At Base of Pier) 256 Sq. Inches <br /> Minimum Prepared Base Depth, gbd= 0 inches <br /> Minimum Bearing Area, BA2=(At Base of Base) 256 Sq. Inches <br /> IBC T.18.4.2 Allowable Bearing Pressure At Bottom of Base 1500 psf. By Others <br /> Material= <br /> Allowable Load, Pbp=(BA)/144*Q= 2667 pounds <br /> Anchors-Single or Double Helix'Auger'Type OR Cross-Drive W/StabilX'Plate <br /> Anchor Capacity(Ultimate Design Value),Anchc= 4725 lbs. <br /> Braces-Premanufactured Steel Brace Tie-Down Engineering,Minuteman,or Oliver Technologies <br /> Allowable Anchor Capacity, Brace= 8000 ibs <br /> B.Exterior Pads(Around Perimeter) <br /> Floor and Roof Loads: <br /> Exterior Pads Required, Epr= 1 pad <br /> Allowable Load, Pfla= 2667 lbs. <br /> Exterior Uniform Floor Load, ufll=(FLL+FDL+RLL+RDL+PDL 770 lb/ft. <br /> Max. Pad Spacing, Mps1 = Pfla/ufll= 3.47 ft. <br /> Use: (11 )16-inch x 16-inch pad @ 3.47-ft o.c.supporting exterior frames. <br /> C.Interior Pads(Floor Loads Only) <br /> Floor Loads: <br /> Interior Pads Required, Ipr= 1 pad <br /> Allowable Load, Pfla= 2667 lbs. <br /> Interior Uniform Floor Load, ifll=(FLL+FDL+PDL)*MW/2+WI 518 lb/ft. <br /> Max. Pad Spacing, Mps2=Pfla/ifll= 5.15 ft. <br /> Use: (8)16-inch x 16-inch pad @ 5.15-ft o.c.supporting interior frames. <br /> D.Column Pads(Roof Loads Only) <br /> Roof Loads: <br /> Column Pads Required, Cpr= 2 pads <br /> Allowable Load, Prla= 5333 lbs. <br /> Mateline Roof Beams Uniform Roof Load,mbrl=(RLL+RDL)*MW= 504 lb/ft. <br /> Effective Mateline Beam Span Per Set of Pads, Mbs=Pfla/mbrl= 10.58 ft. <br /> Use: (2)16-inch x 16-inch pads for every 10.58-ft effective Mateline Beam Span. <br /> E.Lateral Design <br /> 1.Longitudinal Walls(Anchors Along Front&Back,Long Walls) <br /> Factor of Safety Agaianst Sliding 1.5 <br /> Unit Wind Load, UWL1 =(Wht+Rht+Fht/2)*Pw= 222 plf Governs <br /> Unit Seismic Load,USL1 =W*pst= 188 plf <br /> Angle of Anchor Strap,Asa, Radians 0.79 45 degrees <br /> Effective Soil Anchor Resistance, ESAR @ Asa°= 3326 lbs. <br /> Building Weight= 27108 lbs 753 plf <br /> %Building Weight Used for Lateral Sliding 0% <br /> Transverse Foundation Friction Factor= 0.40 <br /> Gravity Resistance, GR=Building WT*Friction Factor= 0 lbs. 0 plf <br /> OTM=Lateral Load*L*wht/2 35920 Ft-lbs <br /> RM=Building Wt*W/2 325296 Ft-lbs <br /> Factor of Safety=RM/OTM 9 No Uplift Anchors Required <br /> Use: (1)Anchor per' 10 ft=(4)Anchors Per Side <br /> PRINTED-4/19/2017 <br />