DESIGN OF RC RETAINING WALL

Retaining Depth of Stem Base Slab Key Dimensions (mm)Height Embedment Top Width Bot Width Thickness Toe Width Heel Width Total Width Depth Width(mm) (mm) (mm) (mm) (mm) (mm) (mm) (mm)1000 0 150 150 150 0 1000 1150.00 0 300

Slope Towards Heel Dist From Toe 600

Water Soil Soil Unit Wt Soil Coefficent of Surcharge Soil LoadsTable Depth SBC Dry Submerged Repose Angle Friction at Slope angle Surcharge Vertical Load Hz Load

(mm) (Degrees) Base (Degrees) (Kn/m) (Kn/m)1000 150 18.00 12.00 30 0.4 0 5.00 0 0

[ Note :- Submerged ~ 2/3rd Dry ] Consider +/-

Consider Front CG of Loads Ecc of Loading Max Pressure Min Pressure Factor of Safety

Soil for Stability (mm) (mm) Sliding Overturning

Yes442.34 132.66 37.87 6.89 1.73 4.85

[ Middle Third ] [ OK ] [ OK ] [ OK ] [ OK ]

D E S I G N O F E L E M E N T S

S T E M D E S I G NMax Bm (Kn-M) Max Sf (Kn) Pt/Pc (%) Main Reinforcemet Remarks

2.12 5.23#VALUE! #VALUE! 10 @ 150 c/c [ Provided 5.233 sqcm ]#VALUE! #VALUE! 10 @ ### ### #VALUE!

Eff Cover (mm) Conc Grade Reinf Grade Distribution Reinft.#VALUE!

50 30 415 #VALUE! 10 @ 650 c/c

H E E L D E S I G NMax Bm (Kn-M) Max Sf (Kn) Pt/Pc (%) Main Reinforcemet Remarks

6.01 12.69#VALUE! #VALUE! 10 @ 150 c/c [ Provided 5.233 sqcm ]#VALUE! #VALUE! 8 @ ### ### #VALUE!

Figure Eff Cover (mm) Conc Grade Reinf Grade Distribution Reinft.#VALUE!

85 30 415 #VALUE! 10 @ 650 c/c

K E Y D E S I G N - N / A T O E D E S I G N - N / A

Max SF (Kn) Eff Cover (mm) Max Bm (Kn-M) Max Sf (Kn) Pt/Pc (%) Main Reinforcemet Remarks0.00 75 0.00

0.00 0.00#VALUE! #VALUE! 12 @ 150 c/c [ Provided 7.536 sqcm ]

Reinft- Main/Dist Pt Pvdd #VALUE! #VALUE! 10 @ ### ### #VALUE!

16 @ 150 c/c 0.595 % #VALUE! Eff Cover (mm) Conc Grade Reinf Grade Distribution Reinft.#VALUE!

10 @ 260 c/c N/A 85 30 415 #VALUE! 10 @ 650 c/c

(Kn/m2) (Kn/m3) (Kn/m3) (Kn/m2)

(Kn/m2) (Kn/m2)

Ast/Asc (cm2)

tv & tc (N/mm2)

Ast/Asc (cm2)

tv & tc (N/mm2)

tv (N/mm2) Ast/Asc (cm2)

tc (N/mm2)

tv & tc (N/mm2)

0.1500.150

000.000 0.0000

00.1500.150

1.1501.150

0.1500.150

0

C A L C U L A T I O N S

PRESSURE AT BASE & OVERTURNINGVERTICAL COMPONENTS W X WX HORIZONTAL COMPONENTS P X PX

1) Straight Stem 3.60 0.08 0.27 1) Soil Above WTL 3.00 0.48 1.452) Sloped Stem (~ Heel) 0.00 0.15 0.00 2) 0.06 0.05 0.003) Sloped Stem (~ Toe) 0.00 0.00 0.00 3) Soil Below WTL (Strt Portion) 0.80 0.08 0.064) Base 4.14 0.58 2.38 4) Hydrostatic Pressure 0.11 0.05 0.015) Key 0.00 0.75 0.00 5) Surcharge Pressure 2.57 0.58 1.486) Back Soil (~ Sloped Stem) 0.00 0.15 0.00 6) Additional Hz Force at Top 0.00 1.15 0.007) Back Soil (~ Heel) 18.00 0.65 11.70 7) Front Soil (Optional for stability) -0.61 0.05 -0.038) Surcharged Soil 0.00 0.82 0.009) Front Soil (Optional for Stability) 0.00 0.00 0.0010) Additional Vertical Load 0.00 0.08 0.0011) Soil above WTL due to surcharge 0.00 1.15 0.0012) Soil below WTL due to surcharge 0.00 1.15 0.0013) Soil below WTL due to surcharge 0.00 1.15 0.00

25.74 14.35 5.94 2.96

CG of Loads = 0.44 m ecc of loads = 0.13 m Max & Min Pressure = 37.87 6.89

Restoring Mom = 14.35 Kn-m Overturning Mom = 2.96 Kn FoS [ Oveturning ] = 14.35 / 2.96 = 4.84

SLIDINGVERTICAL COMPONENTS W Remarks HORIZONTAL COMPONENTS P Remarks

Load 1 to 10 as calculated above 25.74 1) Soil Above WTL 3.00Additional below Base 0.00 [ Left of Key if any ] 2) 0.06Additional below Base 0.00 [ Right of Key if any ] 3) Soil Below WTL (Strt Portion) 0.80Soil above WTL due to surcharge 0.00 4) Hydrostatic Pressure 0.11Soil below WTL due to surcharge 0.00 5) Surcharge Pressure 2.57Soil below WTL due to surcharge 0.00 6) Additional Hz Force at Top 0.00

7) Front Soil -0.61 [Front Soil Considered]

25.74 5.94

10.30 Sliding Force = 5.94 Kn FoS [ Sliding ] = 10.3 / 5.94 = 1.73

Soil Below WTL (D portion)

SW = SWX = SP = SPX =

Kn/m2 & Kn/m2

Soil Below WTL (D portion)

SW = SP =

Resisting Force = m X W =