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Project Title: <br />Engineer: <br />Project ID: <br />Project Descr: <br />CITY OF SANTA ANA <br />Planning and Building Agency <br />� Cantilevered Retaininq Wall <br />Summary of Overturning & Resisting Forces & Moments <br />.....OVERTURNING..... <br />Force Distance Moment <br />Item Ibs ft ft-# <br />Approved <br />PERMIT -I -SS -DANCE <br />Project File: gti.ec6 <br />Master ID: <br />Date: <br />Force Distance Moment <br />Ibs ft ft-# <br />HL Act Pres (ab water tbl) 45.0 0.50 22.5 <br />Soil Over HL (ab. water tbl) 57.4 2.23 <br />127.9 <br />HL Act Pres (be water tbl) <br />Soil Over HL (bel. water tbl) 2.23 <br />127.9 <br />Hydrostatic Force <br />Water Table <br />Buoyant Force = <br />Sloped Soil Over Heel = <br />Surcharge over Heel = <br />Surcharge Over Heel = <br />Surcharge Over Toe = <br />Adjacent Footing Load = <br />Adjacent Footing Load = <br />Axial Dead Load on Stem = <br />Added Lateral Load = <br />* Axial Live Load on Stem = <br />Load @ Stem Above Soil = 77.8 5.50 427.7 <br />Soil Over Toe = 57.2 0.52 <br />29.7 <br />= <br />Surcharge Over Toe = <br />Stem Weight(s) _ <br />Earth @ Stem Transitions= <br />Total = 122.8 O.T.M. = 450.2 <br />Footing Weighl = 412.5 1.38 <br />567.2 <br />Key Weight = <br />Resisting/Overturning Ratio = 1.61 <br />Vert. Component = <br />Vertical Loads used for Soil Pressure = 527.1 Ibs <br />Total = 527.1 Ibs R.M.= <br />724.8 <br />* Axial live load NOT included in total displayed, or used for overturning <br />resistance, but is included for soil pressure calculation. <br />Vertical component of active lateral soil pressure IS NOT considered in <br />the calculation of Sliding Resistance. <br />Vertical component of active lateral soil pressure IS NOT considered in <br />the calculation of Overturning Resistance. <br />Tilt <br />Horizontal Deflection at Top of Wall due to settlement of soil <br />(Deflection due to wall bending not considered) <br />Soil Spring Reaction Modulus 250.0 pci <br />Horizontal Defl @ Top of Wall (approximate only) 0.058 in <br />The above calculation is not valid if the heel soil bear -in : ressure exceeds that of the toe <br />because the wall would then tend to _rotate into the retainers moil, <br />