Let height of retaining wall is 5.1m, Ï’=unit weight of backfill i – McqOptions

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1.	Let height of retaining wall is 5.1m, Ï’=unit weight of backfill is 18kN/m3 and ka = coefficient of active earth pressure is 0.32, then bending moment at height 5.1m below top of the wall is given by
A.	123.74 knm
B.	137.24 knm
C.	127.34 knm
D.	124.73 knm
Answer» D. 124.73 knm

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