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Cantilevered Retaining Wall <br />LIC# : KW-06015581, Build:20.23.08.30 HSA & ASSOCIATES INC.(c) ENERCALC INC 1983-2023 <br />DESCRIPTION:ECCENTRIC RETAINING WALL - DETAIL 2/SD-1.1 <br />Project File: Wood Bridge Plaza.ec6 <br />Project Title: <br />Engineer: <br />Project ID: <br />Project Descr: <br />Summary of Overturning & Resisting Forces & Moments <br />.....RESISTING..........OVERTURNING.....Force Distance Moment Distance Moment <br />Item <br />Force <br />ft-#lbs ftft ft-#lbs <br />Sloped Soil Over Heel <br />768.23.25236.4=Surcharge over Heel <br />= <br />Surcharge Over Heel <br />= <br />500.0 3.00 1,500.0= <br />Adjacent Footing Load <br />=Adjacent Footing Load <br />Axial Dead Load on Stem = <br />=* Axial Live Load on Stem <br />Soil Over Toe <br />Surcharge Over Toe <br />Surcharge Over Toe <br />Load @ Stem Above Soil <br />= <br />= <br />= <br />= <br />= <br />= <br />Stem Weight(s) <br />= <br />375.0 0.25 93.8 <br />Earth @ Stem Transitions <br />=Footing Weight <br />= <br />1,237.5 2.75 3,403.1 <br />Key Weight <br />= <br />Added Lateral Load <br />lbs <br />=2,599.0 <br />Vert. Component <br />Total <br />= <br />4,862.5 13,246.9 <br />* Axial live load NOT included in total displayed, or used for overturningresistance, but is included for soil pressure calculation. <br />Total =R.M. <br />=1,081.4 O.T.M. <br />= <br />Resisting/Overturning Ratio =5.10 <br />Vertical Loads used for Soil Pressure =4,862.5 lbs <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 />Soil Over HL (ab. water tbl) <br />Soil Over HL (bel. water tbl) <br />2,750.0 3.00 <br />3.00 <br />8,250.0 <br />8,250.0 <br />Water Table <br />Buoyant Force = <br />HL Act Pres (ab water tbl) <br />HL Act Pres (be water tbl) <br />845.0 2.17 1,830.8 <br />Hydrostatic Force <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)0.036 in <br />The above calculation is not valid if the heel soil bearing pressure exceeds that of the toe, <br />because the wall would then tend to rotate into the retained soil. <br />Page 5 <br />CHECK WITH GUARD RAIL LOADS <br />50 PLF APPLIED 6' ABOVE TOP OF WALL <br />M-0T = 50 PLF * 12.5' = 625 LB-FT PER FOOT <br />TOTAL OT = 2599 + 625 = 3224 <br />FOS = 13247/3224 = 4.11 > 1.5, OK <br />2130 E 4th St <br />2/11/2025