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Chopelas 8 Associales, Inc. <br />3611 t68th Street NE <br />Arlington, WA 98223 <br />(360) 653-4675 <br />Title ��h; :hhill cantalever deck footing <br />Job # 00< J09S Dsgnr: Peter Chc Date: APR 15.2003 <br />Description ... <br />Retaining wall to contain hill, house found, and <br />support canl'I deck <br />CANTILEVERED RETAINING WALL DESIGN Page i ol2 <br />GENERAL � SOIL DATA � <br />Retained Height = 8.00 Ft Allow Soil Bearing = 1,500.Opsf <br />Wall height above retained soil = 0.00 ft Equivalent Fluid Pressure Melhod <br />Slope Behind Wall = 5.00 : 1 Active Soil Pressure - Heel Side = 40.0 psf <br />Height o� Soil over Toe = 24.00 in Active Soil Pressure • Toe Side = 40.0 pcf <br />Soil Density = 120.00 pc( <br />FOOTING DATA � <br />Toe Width = 2.75 ft <br />Heel Width = 1.67 <br />Totai Footing Widlh = 4.42 <br />Fooling Thickness = 10.00 in <br />LKEY DATA � <br />Distance from Toe = 0.00 ft <br />Width = 0.00 in <br />Deplh = 0.00 in <br />�SURCHARGES � <br />Surcharge Over Heel = 0.0 psf <br />Surcharge Over Toe = 0.0 psf <br />ADDED LATERAL LOAD ON STEM � <br />Lalera = O.Olbs <br />Height to Top = 0.00 ft <br />_.Height to Bottom = 0.00 ft <br />Wind on Stem = 0.0 ps( <br />Passive Pressure = 350.Opcf <br />Water table height over heel = O.Oft <br />-- -__ __ <br />SLIDING DATA � <br />Friclion Factor @ F�oting 8 Soil = 0.300 <br />...neglect hL (ar passive = O.00in <br />Laleral Sliding Force = 1,56L7 <br />less Passive Pressure Force = - 1,404.916s <br />less Friction Force = - 1,327.31bs <br />Added Restraint Force Required = O.Oibs <br />j AXIAL LOAD APPLIED TO STEM � <br />Axial Dead Load = 1,11a.01bs <br />Axial Live Load = 660.OIbs <br />Axial Load Eccenlricity = O.Oin <br />ADJACENT FOOTING DATA � <br />Adjacent Footing Load = 1,760.0 Ibs <br />Footing Widlh = 1 33 fl <br />Eccentricity = 0.00 in <br />Wall to Ftg CL Dist = 11.00 ft <br />Footing Type Line Load <br />Base Abeve/Below Soil at Back of Wali = 0.0 ft <br />FOOTING DESIGN RESULTS � <br />fc = 2,500 psi Minimum Footing Rebar Options...... <br />Fy = 40,000 psi Heel Side.... <br />Minimum As % = 0.0018 Toc S(dc...... <br />Rebar Cover @ Top = 2.00 in # 4@ 6.50 in Not req'd <br />Rebar Cover @ Bottom = 3.00 in # 5@ 10.00 in Mu < S' Fr <br />ACI Facrored Soil Pressure <br />Mu' : From Upward Loads <br />Mu' : From Dowmvard Loads <br />Mu: Used For Design <br />Actual One-Way Shear <br />Allowable One-lNay Shear <br />RetainPro V4.Oa <br />Toe <br />= 2,097 <br />= 7,272 <br />= 1,932 <br />= 5,340 <br />= 3P.98 <br />= 85.00 <br />Hee( <br />1,261 pcf <br />662 ft.# <br />1,326 N-# <br />664 ft-# <br />8.17 psi <br />85.00 psi <br />#6@14.25iii <br />#7@19.25in <br />#8@25.25in <br />#9@32.00in <br />#10@40.50in <br />Key Reinforcement: <br /><S'Fr <br />