Question

B 20° 16 EUST Backfill Soil: y 115 pcf =35 13-ft Grouted Concrete Block Masonry Wall (135 pcf) HENEEE Concrete Footing (150

For the retaining wall shown in the two different soils, provide the following analysis:

A. Determine the Ranking Active pressure force components Phorizontal and Pvertical (given Ka=0.3216)

B. Determine the Passive Pressure force Pp (given Kp=2.1318)

C. Determine the Overturning Moment Mo

D. Determine the Righting Moment Mr (Include Pvert and Pp as well)

E. Computer the Factor of Safety against overturning instability

F. Compute the Factor of Safety against sliding instability (include friction). Given coefficient of friction = .35.

G. Compute the Max/Min contact bearing pressure below footing

H. Provide Sketch of the bearing pressure distribution.

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Answer #1

5,5 13t = 35 Ph pdsa Bearing paee duiku 5.5t 9,833-kt 3337,77 Pt Rontive Aetive tnesture Apree MA 7396.8 b 2. A) x0.3216 x15xlaking mmetakout ttetae Expt. No. Ma auttel MinestOwing oa Desaiptiene armlkt Neut al veigkt, W x.33x 135 3.6 (4503.184 4.165

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