2017-02-21_REVISION - M1988112 (2)

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Use menu item Settings > Printing & Title Block Title San Luis Drop Structure Page: 4 Of 6 to set these five lines of information Job # 11061:7 Dsgnr: LCB Date: 18 DEC 2015 for your program. Description.... Channel Wall This Wall in File: P:\110617 San Luis Tailinqs Impoundment Drop Structure\2.0 Engineering License: KW -06060875 License To : Enclineerinci Analytics Criteria 113 psf OK Retained Height = 5.50 ft Wall height above soil = 1.00 ft Slope Behind Wall = 0.00 : 1 Height of Soil over Toe = 0.00 in Water height over heel = 0.0 ft Surcharge Loads Surcharge Over Heel = 130.0 psf Used To Resist Sliding & Overturning Surcharge Over Toe = 0.0 Used for Sliding & Overturning Axial Load Applied to Stem Axial Dead Load = 0.0 lbs Axial Live Load = 0.0 Ibs Axial Load Eccentricity = 0.0 in Design Summary Wall Stability Ratios Overturning = 9.12 OK Slab Resists All Sliding ! Total Bearing Load = 3,706 lbs ...resultant ecc. = 16.46 in Cantilevered Retaining Wall Design Soil Pressure @ Toe = 113 psf OK Soil Pressure @ Heel = 342 psf OK Allowable = 3,000 psf Soil Pressure Less Than Allowable ACI Factored @ Toe = 135 psf ACI Factored @ Heel = 411 psf Footing Shear @ Toe = 10.6 psi OK Footing Shear @ Heel = 2.2 psi OK Allowable = 75.0 psi Sliding Calcs = 12.00 in Lateral Sliding Force = 1,795.6 lbs Soil Data Lateral Load = Allow Soil Bearing = 3,000.0 psf Equivalent Fluid Pressure Method Heel Active Pressure = 65.0 psf/ft Passive Pressure = 250.0 psf/ft Soil Density, Heel = 130.00 pcf Soil Density, Toe = 130.00 pcf FootingIlSoil Friction = 0.400 Soil height to ignore Design Data for passive pressure = 12.00 in Lateral Load Applied to Stem Lateral Load = 0.0 #/ft ...Height to Top = 0.00 ft ...Height to Bottom = 0.00 ft The above lateral load Earth, H has been increased 1.00 Vertical component of active lateral soil pressure IS NOT considered in the calculation of soil bearing Load Factors Building Code IBC 2012,ACI Dead Load 1.200 Live Load 1.600 Earth, H 1.600 Wind, W 1.000 Seismic, E 1.000 by a factor of Wind on Exposed Stem = 0.0 psf (Service Level) Stem Construction Design Height Above Ftg ft= Wall Material Above "Ht" _ Design Method = Thickness = Rebar Size = Rebar Spacing = Rebar Placed at = Design Data fb/FB + fa/Fa = Total Force @ Section Service Level lbs = Strength Leve! lbs = Moment.... Actual Service Level ft-#= Strength Level ft-# = Moment..... Allowable = Shear..... Actual Service Level psi = Strength Level psi = Shear..... Allowable psi = Wall Weight psf= Rebar Depth 'd' in= Masonry Data fm psi = Fs psi = Solid Grouting = ModularRatio'n' _ Short Term Factor = Bottom Code: IBC 2012,AC1 318-11,ACI 530-11 Adjacent Footing Load Adjacent Footing Load = 0.0 lbs Footing Width = 0.00 ft Eccentricity = 0.00 in Wall to Ftg CL Dist = 0.00 ft Footing Type Line Load Base Above/Below Soil = 0.0 ft at Back of Wall Poisson's Ratio = 0.300 Stem OK 0.00 Concrete LRFD LRFD LRFD 12.00 # 5 12.00 Edge 0.320 2,145.0 4,456.8 13,928.1 17.5 100.6 155.0 10.19 Equiv. Solid Thick. _ Masonry Block Type = Medium Weight Masonry Design Method = ASD Concrete Data fc psi= 4,500.0 Fy psi = 60,000.0