DENSITY OF SOIL 20

RETAINING EARTH HEIGHT 1.000 m

COEFFICIENT OF ACTIVE PRESSURE 0.333

SBC 80COEFFICIENT OF FRICTION 0.600

REQD DEPTH OF FOUNDATION 0.444 m

PROVIDE DEPTH OF FOUNDATION 1.000 mOVERALL DEPTH(H) H 2.000 m

REQD THICKNESS OF BASE SLAB 0.167 m

PROVIDE BASE SLAB THK 0.200 mREQD LENGTH OF BASE SLAB 1.200 mBASE SLAB LENGTH L 1.250 m

HEEL SLAB LENGTH 0.000 m

TOE SLAB LENGTH 1.050 m

WIDTH OF STEM D 0.200 mHEIGHT OF STEM 1.800 m

MOMENT AT STEM 6.474 kNm

MOMENT AT HEEL SLAB 0.000 kNm

MOMENT AT TOE SLAB -23.971 kNm

STABILITY CALCULATION

STEM 8.640 0.100 0.864BASE SLAB 6.000 0.625 3.750EARTH SW ON HEEL SLAB 0.000 0.000 0.000EARTH SW ON TOE SLAB 16.800 0.725 12.180EARTH PRESSURE (ACTIVE) 0.000 0.000 8.880TOTAL 31.440 25.674

RESULTANT FORCE DISTANCE Z 0.817 m

ECCENTRICITY (e) 0.192 SAFEL/6= 0.208

BASE PRESSURE MAX 48.284

BASE PRESSURE MIN 2.020

kN/m3

H1

Cp

kN/m2

H2

H3

L1

L2

MS

MH

MT

LOAD (Kn)

DISTANCE (m)

MOMENT (kNm)

kN/m2

kN/m2

CHECK FOR SLIDINGHOR EARTH PRESSURE 13.320MAX FRICTION FORCE 18.864FACTOR OF SAFETY 1.416 UNSAFE

HEEL SLAB MOMENT

EARTH SW 0.000 0.000 0.000HEEL SLAB 0.000 0.000 0.000UPWARD 0.000 0.000 0.000

0.000

TOE SLAB MOMENT

TOE SLAB 5.040 0.525 2.646UPWARD 50.698 0.525 26.617

-23.971

LOAD (Kn)

DISTANCE (m)

MOMENT (kNm)

LOAD

(Kn)

DISTANCE

(m)

MOMENT

(kNm)