DESIGN O SSD 23 width of ssd = 2.5 Case 1: Backfill soil outside LHS wall (INRP Side) depth of wall , (m) = 3.545 Width, (m) = 1 Ground Level, (m) = 2.945 Horizontal Forces On Wall Due to vehicular load, (KN) 17.4098556842 Due to surcharge, (KN) 16.7865 Due to Hydrostatic water, (KN) 62.835125 Due to submerged backfill soil, (KN) 24.71812125 Total force, (KN) 121.7496019342 Moment At Base Of Wall Due to vehicular load, (KNm) 17.2925282489 Due to surcharge, (KNm) 24.71812125 Due to Hydrostatic water, (KNm) 74.2501727083 Due to submerged backfill soil, (KNm) 24.2649556938 Total moment , (KNm) 140.525777901 Factored Moment, (KNm) 210.7886668515 Eff. Depth of wall req (mm) , d = 225.6438275705 overall depth req (mm), D = 275.6438275705 Depth of Wall Enter the overall depth provided (mm), D = 120 Eff. Depth of wall provided (mm) , d = 70 Check For Crack Width Area of steel required 10446.2722332443 Actual depth of NA 52.4600938563
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Due to vehicular load, (KN) 17.4098556842Due to surcharge, (KN) 16.7865Due to Hydrostatic water, (KN) 62.835125
Due to submerged backfill soil, (KN) 24.71812125Total force, (KN) 121.7496019342
Moment At Base Of WallDue to vehicular load, (KNm) 17.2925282489Due to surcharge, (KNm) 24.71812125Due to Hydrostatic water, (KNm) 74.2501727083Due to submerged backfill soil, (KNm) 24.2649556938Total moment , (KNm) 140.525777901
Factored Moment, (KNm) 210.7886668515
Eff. Depth of wall req (mm) , d = 225.6438275705overall depth req (mm), D = 275.6438275705
Depth of Wall Enter the Depth
overall depth provided (mm), D = 120
Eff. Depth of wall provided (mm) , d = 70
Check For Crack WidthArea of steel required 10446.2722332443Actual depth of NA 52.4600938563
MOI of cracked section 78941607.6579596
0.0011401098
0.0010986162
Ac 42.9167968584Wcr 0.1302014317
Check for Uncracked sectionArea of steel req 10446.2722332443Moment of inertia of RCC section 166285380.764255Bending tensile stress (N/sqmm) 76.0579189401
CRACKED (Incr. Depth)
Area of steel of Wall
Vertical SteelAst req at outer face (sqmm) 10446.2722332443Ast req at inner face (sqmm) 10446.2722332443
Distribution Steel (Horizontal Steel) 0.313253012Ast req at outer face (sqmm) 375.9036144578Ast req at inner face (sqmm) 375.9036144578
LHS Wall Reinforcement DetailsDia of bar used (mm)
Vertical Steel Enter the Bar Dia.Outer face 16Inner face 16
Distribution Steel (Horizontal Steel)Outer face 16Inner face 16
RHS Wall Reinforcement DetailsDia of bar used (mm)
Vertical Steel Enter the Bar Dia.Outer face 16Inner face 16
Distribution Steel (Horizontal Steel)Outer face 16Inner face 16
ϵ1
ϵm
DESIGN OF SOUTH SIDE DRAINAGE SYSTEM
m
Case 1: Backfill soil outside & Empty inside Case 2: Inside Water and No backfill outsideRHS wall (TAPS 3,4 side) LHS wall (INRP Side) RHS wall (TAPS 3,4 side)
LHS wallDepth of wall, (m) = 3.545Width, (m) = 1Ground Level, (m) = 2.945Projection, (m) = 0.4Thickness of wall provided, (m) = 0.12Base slab dimn(L*B*H) , (m) = 3.82Wt of each wall/m, (KN/m) = 10.635Press due backfill soil, (KN/sqm) = 58.9
Pressure due to slab wt, (kn/sqm) 12.5pressure due water inside drain 26.95
Check For Floatation ConditionDownward forcewt of wall = 37.585wt of slab = 47.75wt of surcharge over projection 0wt of soil over projection = 33.12total DL = 118.4550.9 DL 106.6095upward forceAvg upward press 25.7Total upward force 98.174
FOS against Floatation 1.0859239717
Moment Calculation Due To Floatation ConditionTotal downward pressure 31.0091623037Net upward press, (KN/sqm) 18.5091623037Moment due to hor. Force at base of wall 140.525777901
Total moment at base of wall(KNm) 137.2945108853Moment at centre of slab (KNm) 117.940965401
Unfactored moment at base of wall 137.2945108853Unfactored moment at centre of slab 117.940965401
Moment Calculation Due To Bearing Pressure Conditiobearing pressure generated 50.7408376963net bearing pressure 38.2408376963Moment due to hor. Force at base of wall 140.525777901
Moment at slab base intersection 138.0730449167Momnet at centre of slab 116.368180401
Unfactored moment at base of wall 138.0730449167Unfactored moment at centre of slab 116.368180401
maximum moment 138.0730449167
Depth of WallDepth required, (mm) 277.0784897973
Total depth req 327.0784897973
Total depth provided 500Eff. Depth provided 450
Check for Uncracked sectionArea of steel req 2742.2243988195Moment of inertia of combined section 12756698153.6593Bending tensile stress 2.7058930778
Area of steel of base slab
Main Reinforcemnet AreaAst at bottom face 2742.2243988195Ast at top surface 2742.2243988195
Distribution Reinforcement Area 0.313253012Ast at bottom face 1566.265060241Ast at top face 1566.265060241
Reinforcement Details Of Base SlabDia of bar used (mm)
Main Rebar Steel Enter the Bar Dia.Bottom Face 16Top Face 16