gOLUTIOH (2.021 *3)
CE 482 Foundation Design
Spring 2015
Homework 12: Pile Foundations cont’d
Due: TUESDAY, November 24, 2015
1. Given the following load-settlement data from a pile load test, estimate the axial capacity of the
pile. The pile is 18 in.
1.
CE 482 Foundation Design
Spring 2015
Homework 5: Bearing Capacity
Due: Wednesday, September 30, 2015
The footings described below are to be placed on the ground surface over a saturated clay
(ysal = 125 Ib/ft3), wherein the undrained shear strength inc
CE 482 Foundation Design
Spring 2015
Homework 5: Bearing Capacity
Due: Wednesday, September 30, 2015
1. The footings described below are to be placed on the ground surface over a saturated clay
(sat = 125 lb/ft3), wherein the undrained shear strength incr
CE 482 Foundation Design
Spring 2015
Homework 6: Bearing Capacity: Special Cases
Due: Wednesday, October 7, 2014
IMPORTANT NOTE: For each problem below dealing with layered soils, first recognize the category
of soil layering, and then use the appropriate
CE 482 Foundation Design
W
Due: Wednesday, September 23, 2015
NOTE: Read Sections 3.22-3.27, and 3.29 in Das. Please pay attention to use of proper units in
your calculations.
1. Complete Problem 323 in Des, 8‘“ ed.
2. Complete Problem 3.24 in Das, 8‘“ ed
CE 482 Foundation Design
Homework 1
Due: Wednesday, September 2, 2015
NOTE: Problems cover sections 2.1 to 2.14 in Das.
1. Complete Problem 2.2 in Das 8th ed.
2. Complete Problem 2.3 in Das 8th ed
3. Classify soils 1, 2, 4 and 5 according to the Unified S
50LU’00M
CE 482 Foundation Design
Homework 1
Due: Wednesday, September 2, 2015
NOTE: Problems cover sections 2.1 to 2.14 in Das.
Complete Problem 2.2 in Das 8th ed.
1.
2. Complete Problem 2.3 in Das 8th ed
3 Classify soils 1, 2, 4 and 5 according to the U
CE 482 Foundation Design
Homework 4
Due: Wednesday, September 23, 2015
NOTE: Read Sections 3.22-3.27, and 3.29 in Das. Please pay attention to use of proper units in
your calculations.
1. Complete Problem 3.23 in Das, 8th ed.
2. Complete Problem 3.24 in D
999’!”
CE 482 Foundation Design
Homework 2
Due: Wednesday, September 9, 2015
. For the clay layer shown in Fig. P212 (Das 8th ed), the expected primary consolidation
settlement, Sc, is 19.4 cm. For the clay, take cv 2 2.95 mZ/yr, and assume that the rock
CE 482 Foundation Design
Homework 3
Due: Wednesday, September 16, 2015
IMPORTANT NOTE: Read Sec 3.15 to 3.23 in Das. In some cases, Das provides several options for calculating a
given soil property/parameter from an in situ test. Some formulas carry rest
CE 482 Foundation Design
Homework 3
Due: Wednesday, September 16, 2015
IMPORTANT NOT E: Read Sec 3.15 to 3.23 in Das. In some cases, Das provides several options for calculating a
given soil property/parameterﬁ‘om an in situ test. Some formulas carry rest
CE 482 Foundation Design
Spring 2015
Homework 7: Bearing Capacity (continued), Foundation Settlement
Due: Wednesday, October 21, 2015
1. A 1.5 m by 1.5 m square footing is eccentrically loaded in one direction: e = 0.1 m. The footing
is founded at Df = 0.
CE 482 Foundation Design
Spring 2015
Homework 6: Bearing Capacity: Special Cases
Due: Wednesday, October 7, 2014
IMPORTANT NOTE: For each problem below dealing with layered soils, ﬁrst recognize the category
of soil layering, and then use the appropriat
CE 482 Foundation Design
Spring 2015
Homework 12: Pile Foundations, contd
Due: TUESDAY, November 24, 2015
1. Given the following load-settlement data from a pile load test, estimate the axial capacity of the
pile. The pile is 18 in. square, made of prestr
CE 482 Foundation Design
Spring 2015
Homework 11: Pile Foundations, contd
Due: Wednesday, November 18, 2015
1. A site is underlain by 40 ft of loose sandy silt ( = 100 lb/ft3, sat = 110 lb/ft3), followed by a deep
deposit of dense sand (sat = 125 lb/ft3).
CE 482 Foundation Design
Spring 2015
Homework 9: Shallow Foundation Settlement1 cont’d
Due: Wednesday, November 4, 2015
1. A 1.83—n1 by 1.83—m square footing is to be placed at a depth of 1.52 m on the site shown in the
ﬁgure below. A clay layer, with thi
CE 482 Foundation Design
Spring 2015
Homework 11: Pile Foundations, cont’d
Due: Wednesday, November 18, 2015
1. A site is underlain by 40 a ofloose sandy silt (v = 100 lbft‘t3, «(sat = i 10 lei/ah, followed by a deep
deposit of dense sand (75m = 125 lb/ft
So w’ﬂo Ext
CE 482 Foundation Design
Spring 2015
Homework 7: Bearin Ca aci continued Foundation Settlement
Due: Wednesday, October 21, 2015
1. A 1.5 m by 1.5 m square footing is eccentrically loaded in one direction: e = 0.1 m. The footing
is founded at D
CE 482 Foundation Design
Spring 2015
Homework 10: Pile Foundations
Due: Wednesday, November 11, 2015
1. The 20-m long concrete square pile shown to the right
is driven through loose sand and bears on dense sand.
Estimate the ultimate point load Qp for the
CE 482 Foundation Design
Spring 2015
Homework 10: Pile Foundations
Due: Wednesday, November 11, 2015
1. The 20-111 long concrete square pile shown to the right 4505332231,];m
is driven through loose sand and bears on dense sand.
Estimate the ultimate po
3 0L Jitters
CE 482 Foundation Design
Spring 2015
Homework 8: Shallow Foundation Settlement
Due: Wednesday, October 28, 2015
l, A footing of size 2.5 m x 30 m is to be loaded with L7 = 197 kPa. The footing is to be placed in a
sandy soil at Dr: 2111. The
CE 482 Foundation Design
Spring 2015
Homework 9: Shallow Foundation Settlement, contd
Due: Wednesday, November 4, 2015
1. A 1.83-m by 1.83-m square footing is to be placed at a depth of 1.52 m on the site shown in the
figure below. A clay layer, with thic
CE 482 Foundation Design
Spring 2015
Homework 8: Shallow Foundation Settlement
Due: Wednesday, October 28, 2015
1. A footing of size 2.5 m x 30 m is to be loaded with = 197 kPa. The footing is to be placed in a
sandy soil at Df = 2m. The gwt is 2 m below
CE 482 Foundation Design
Homework 2
Due: Wednesday, September 9, 2015
1. For the clay layer shown in Fig. P2.12 (Das 8th ed.), the expected primary consolidation
settlement, sc, is 19.4 cm. For the clay, take cv = 2.95 m2/yr, and assume that the rock laye
CE 482 Foundation Design
Spring 2016
Homework 8: Shallow Foundation Settlement
Due: Wednesday, October 19, 2016
1. Use the Meyerhof method and the given SPT data to estimate the elastic settlement, se, for a 10 ft x 10 ft
footing, loaded with q = 2.6 ksf,
Corrosion
CE 482
Definitions (Webster’s Ninth New Collegiate)
Corrosion:
• The action, process, or effect of corroding
• A product of corroding
Corrode:
• To eat away by degrees as if by gnawing; esp: to wear
away gradually usually by chemical action
• T
Mat Foundations
Foundation Design
CE 482
Types
Combined footings
•
Supports a line of two or more columns
Mat foundations
•
Supports more than one line of columns
Combined Footings
Rectangular
Trapezoidal
Strap
Combined Footings
Rectangular
•
Supports