Basement Wall designThis worksheet determines the moment and axial resistance of a rectangular section column braced frame using concrete, and steel reinforcing. The design is based on CSA A23.3 2004
Project: AAA Project number: BBB Wall location: Exterior wall Notes: - BASEMENT WALL DESIGN - WORKSHEET H ≔ 3.3 Basement height L ≔ 2.3 Backfill height t ≔ 203 Wall thickness γ ≔ 20 ―― Soil selfweight SUR ≔ 2.4 Surcharge loading K0 ≔ 0.5 Coeff Of Static Lateral Earth Pressure M t i l t -Designer: Checked by: Page of Project: AAA Project number: BBB Wall location: Exterior wall Notes: Material parameters: Rebar: Es ≔ 200000 Modulus of Elasticity ϕs ≔ 0.85 Resistance Factor for Reinforcing Bars fy ≔ 400 Specified Yield Strength for Reinforcing Bars 15-M or larger Specified Yield Strength for Reinforcing Bars 10-M or smaller fys ≔ 300 Concrete: Specified Compressive Strength of Concrete fc' ≔ 35 Ec ≔ 4500 ⋅ ‾‾ fc' ϕc ≔ 0.65 Modification Factor for Concrete Density as per Clause 8.6.5 (1.0 for Normal Density) λ≔1 fr ≔ 0.6 ⋅ λ ⋅ Modulus of Elasticity for f'c between 20 and 40 MPa Resistance Factor for Concrete ‾‾ fc ' Modulus of Rupture β1 ≔ max ⎛⎝0.97 − 0.0025 ⋅ fc' , 0.67⎞⎠ Factors for Equivalent Rectangular Concrete Stress Block Distribution as per Clause 10.1.7 tt ≔ 30 Concret cover to tension rebar α1 ≔ max ⎛⎝0.85 − 0.0015 ⋅ fc' , 0.67⎞⎠ Trial rebar size and distance to get proper result: barside ≔ “15M” Rebar size @ ≔ 400 Rebar distance @ should not be larger than 500mm, or times wall thickness -Designer: Checked by: Page of Project: AAA Project number: BBB Wall location: Exterior wall Notes: - SUMARY OF RESULTS: Asmin = 304.5 As = 500 Minimum Area of vertical rebar required per 1m as per clause Rebar area per 1m resulted from barside and distance seleted in trial step MinimumRebarRequirement = “Satisfied” Mmax = 24.9 Mr = 27.3 ⋅ ⋅ Maximum moment appears in wall per 1m section in consideration Factored moment resistance per 1m section in consideration resulted from material properties and rebar seleted Mmax ――= 0.9 Mr YeildingCondition = “OK” DesignResult = “OK” -Designer: Checked by: Page of ...Project: AAA Project number: BBB Wall location: Exterior wall Notes: Material... distance @ should not be larger than 500mm, or times wall thickness -Designer: Checked by: ... Page of Project: AAA Project number: BBB Wall location: Exterior wall Notes: - SUMARY