Q2 (b) Rankine's lateral pressure distributions against the vertical wall are include the effect of a variety of water table elevations and multiple soil layers in the backfill. Figure Q2 shows a vertical retaining wall with a horizontal backfill, which may fail in active mode. The water table elevations in front of the wall and at the back of the wall are different. Determine the total thrust force or resultant force. Support the answer with relevant point of application.

Principles of Foundation Engineering (MindTap Course List)
8th Edition
ISBN:9781305081550
Author:Braja M. Das
Publisher:Braja M. Das
Chapter12: Lateral Earth Pressure
Section: Chapter Questions
Problem 12.5P
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Q2
(b)
Rankine's lateral pressure distributions against the vertical wall are include the effect
of a variety of water table elevations and multiple soil layers in the backfill.
Figure Q2 shows a vertical retaining wall with a horizontal backfill, which may fail
in active mode. The water table elevations in front of the wall and at the back of the
wall are different.
Determine the total thrust force or resultant force. Support the answer with
relevant point of application.
8m
Soil 1: y = 18.5 kN/m³,
10 kN/m², += 25°
C=
Soil 2: y = 19.0 kN/m³,
c=15 kN/m², 4 = 30°
m.
.9 m
(ATALOG/
Z
FIGURE Q2: Vertical retaining wall
(Ctrl)
Transcribed Image Text:Q2 (b) Rankine's lateral pressure distributions against the vertical wall are include the effect of a variety of water table elevations and multiple soil layers in the backfill. Figure Q2 shows a vertical retaining wall with a horizontal backfill, which may fail in active mode. The water table elevations in front of the wall and at the back of the wall are different. Determine the total thrust force or resultant force. Support the answer with relevant point of application. 8m Soil 1: y = 18.5 kN/m³, 10 kN/m², += 25° C= Soil 2: y = 19.0 kN/m³, c=15 kN/m², 4 = 30° m. .9 m (ATALOG/ Z FIGURE Q2: Vertical retaining wall (Ctrl)
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