Question

Problem #4 (3pts) The Retaining wall is used to accommodate drop in elevation. Determine the wall's factor of safety against overturning and find the safety factor against sliding. Last digit of banner 0 6 7 01 01 02 03 125 03 04 135 04 01 02 155 145 150 165 160 170 156 System Variant # Free Body Diagram G concrete density#/ft.ft.ft W fluid density #/ft.ft.ft The friction angle 125 125 135 120 120 115 140 130 25 20 123 20 25 34 30 34 31 29 30 32 reel angle pressure o Find W1 = W2 = P3 = Pmax= Motm = SF(sl) = MRm = SF(ov) =

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Answer 1

krift 36H Fluid density 60 =125#* Y concrete = 145#1413 more W2 (1X3 XIX 175) - 52516 Prone = wih 2 12083 = 360 (6/4" cateral force = I x Pron Xhxi :- * 360x3 x) - 540cb. Moems PX 1/3 = 360x3/3 2 360lb-ft MRM = 525* 262.5 (b-ft uz tanca) = Tan (20) = 0.364

Fos against overturning: (Sf) over a. MRM Мотм . 262.5 ..2 36 - 0.72922 The wall is stable against overturning (SF) said - Elu Р 0.3648.525 540 0.353 C1.5 The wall is not stable against Sliding: