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jIEW <br />RAL <br />A&P Holdings 1498 plan <br />Structural Calculations <br />1498 plan retaining wall foundation structural Calculations <br />Concrete Retaining wall Design <br />Design Criteria: <br />- Design per active lateral earth pressures, drained condition <br />- Surcharge due to tractor or light truck equal to 1'-0" of soil <br />- Max soil bearing pressure = 2,000 psf <br />120 <br />y.,, := 35 <br />y� := 250 <br />10.5 <br />h,.:= 9.7 <br />h,:= 0 <br />t:=8 <br />h,,,.:= h, + 1 — t =10 <br />12 <br />P.,,:= y. ,-hn,.=351.2 <br />Pp:=yp•h,=0 <br />I <br />— • P„,, • ham,,.=1761.7 <br />2 <br />Rp := - • P,, • h, = 0 <br />2 <br />B :=1,, + l�+ t = 5.2 <br />12 <br />By: J. Conner, PE, SE <br />Page 1 <br />Soil weight (pcf) <br />Active lateral earth pressure (pcf) <br />Passive lateral earth pressure (pcf) <br />Max height of wall (ft) from bot ftg <br />Soil height (ft) <br />Soil depth at toe (ft) <br />Assumed concrete thickness (in) <br />Length of heel (ft) <br />Length of toe (ft) <br />total effective soil height above top <br />of footing, including surcharge (ft) <br />Pressure at base of wall (psf) <br />Passive pressure at toe (psf) <br />Resultant force from soil pressure (plf) <br />Resultant force from passive pressure (plf) <br />Total length of base (ft) <br />