Principles of Foundation Engineering (MindTap Course List)
9th Edition
ISBN: 9781337705028
Author: Braja M. Das, Nagaratnam Sivakugan
Publisher: Cengage Learning
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Question
Chapter 6, Problem 6.3P
a)
To determine
Find the allowable gross vertical load-bearing capacity of the continuous foundation.
b)
To determine
Find the allowable gross vertical load-bearing capacity of the continuous foundation.
c)
To determine
Find the allowable gross vertical load-bearing capacity of the square foundation.
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A square footing with 1.5m x
1.5m in dimentions, if the the
friction angle of the
supporting soil is 25, and its
unit weight is 17.5 kN/m3; the
value of the third term of
ultimate bearing capacity
(according to general shear
failure equations) is:
a. 117 kN
O b. 88 kN/m2
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I. Single-choice questions.:
5. Bridge piers belong to which part of a bridge? ( )
A. Bridge superstructure
B. Bridge substructure
C. Bridge deck system
D. Bridge foundation
6. When calculating the load transverse distribution coefficient (m) near the bearing supports of a simply-supported beam bridge, which kind of calculation method is recommended? ( )
A. Lever principle method
B. Hinge joint slab method
C. Eccentric compression method
D. G-M method
Q2) Find the increasing stress (Ao) at point A, at depth 6 m
below the corner of the footing of foundation by using
Boussinesq equation and attached table.
3m
660 KN
3 m
1.5 m
6m
3x3 m
6m
A pint
1.5 m
40.
Table 10.8 Variation of , withm and a Tq (10.30)
0.1
02
04
0.5
07
0.0047
0.0092
00132
0.0092
00179
0.029
0.0328
00132
0.0259
00174
0.0174
00222
001
0.087
00242
0.0474
02
0.0328
00474
0.0602
00711
0.0801
0.O873
00629
0.0801
0047
0.1069
0116
04
0.0711
0.0168
00198
0.0222
00242
0.0873
0.1014
Q1168
0.1277
06
07
0.017
00474
Chapter 6 Solutions
Principles of Foundation Engineering (MindTap Course List)
Ch. 6 - For the following cases, determine the allowable...Ch. 6 - A 5.0 ft wide square footing is placed at 3.0 ft...Ch. 6 - Prob. 6.3PCh. 6 - Redo Problem 6.2 using the general bearing...Ch. 6 - The applied load on a shallow square foundation...Ch. 6 - A 2.0 m wide continuous foundation carries a wall...Ch. 6 - Determine the maximum column load that can be...Ch. 6 - A 2.0 m wide strip foundation is placed in sand at...Ch. 6 - A column foundation (Figure P6.9) is 3 m × 2 m in...Ch. 6 - For the design of a shallow foundation, given the...
Ch. 6 - An eccentrically loaded foundation is shown in...Ch. 6 - Prob. 6.12PCh. 6 - For an eccentrically loaded continuous foundation...Ch. 6 - A 2 m 3 m spread footing placed at a depth of 2 m...Ch. 6 - Prob. 6.15PCh. 6 - A tall cylindrical silo carrying flour is to be...Ch. 6 - A 2.0 m 2.0 m square pad footing will be placed...Ch. 6 - An eccentrically loaded continuous foundation is...Ch. 6 - A square foundation is shown in Figure P6.19. Use...Ch. 6 - The shallow foundation shown in Figure 6.25...Ch. 6 - Consider a continuous foundation of width B = 1.4...
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