CIVE 354
Geotechnical Engineering II
Assignment 1 SOLUTIONS
1.
Vt = 93 cm3
mt = 181 g
md = 160 g
Gs = 2.65
a) Total unit weight
= 19.093 KN/m3
b) Dry unit weight (
= 16.887 KN/m3
c) water content
= 0.
CIVE 354 Geotechnical Engineering II
Assignment 3
Due date: 5 pm - Monday October 6th 2014
1. Derive Ka and Kp expressions using the Mohrs circle and find the direction of the failure
plains for the a
CIVE 354
Geotechnical Engineering II
Assignment 9 - Solutions
Question 1)
Question 1) b)
Question 2)
Similar to Example 4.2 in the notes
Question 3) a) Short-term condition
Question 3) b) Long-term co
CIVE 354 Geotechnical Engineering II
Assignment 6
1) A strip of wall footing of 2 m wide is supported in a uniform deposit of stiff clay. The
groundwater level is below the foundation depth.
a) Calcul
CIVE 354 Geotechnical Engineering II
Assignment 5
Due date: 5 pm - Monday - November 3rd 2014
1. The square footing (3m by 3m) shown below is to be installed 1.0m below ground surface in a fairly
dens
CIVE 354 Geotechnical Engineering II
Assignment 2
Due date: 5 pm - Monday - September 29th 2014
1. Find the magnitude and location of the active horizontal forces (soil and water) acting on the
retain
CivE 354
Geotechnical Engineering II
Assignment 1 Review
(Fall 2014)
1. In a natural state a moist soil sample has a volume of 93 cm3 and a mass of 181 g. The oven
dried mass of the soil is 160 g. If
CIVE 354 Geotechnical Engineering II
Assignment 5
Due date: 5 pm - Monday - October 20th 2014
1. Compute the active force for the retaining wall shown below using the Coulomb method for
the wedge with
CIVE 354 Geotechnical Engineering II
Assignment 8
Due date: 5 pm - Monday - November 10th 2014
1. For the infinite slope shown in Figure 1 calculate the factor of safety against slope failure in sand
CIVE 354 Geotechnical Engineering II
Assignment 9
Due date: 5 pm - Monday - November 17th 2014
1. Evaluate the factor of safety for the slope shown in the figure using Taylors method. Also
calculate t
CIVE 354 Geotechnical Engineering II
Assignment 10
Due date: 5 pm - Monday December 1st, 2014
1. a) What are the lateral pressure distributions acting on the sides of a braced excavation when the
supp
CIVE 354 - Geotechnical Engineering II
Assignment #11
1) For the clay shown below, find the depth of embedment for the sheetpile.
2) A reinforced earth wall is 5.2 m high. The reinforcing elements, wh
Question1 Similar to Ex. 5.4 in the notes.
Question2
3.25 m
3.25 m
(4.006)
17.588
17.588
1.28
5
4.006
Question3
Question4
1
Capacity of the anchor =tieback tension= 2 2 ( . )
=
1 1 sin 32
=
= 0.307
1
CIVE 354 Geotechnical Engineering II
Assignment 4
Due date: 5 pm - Tuesday - October 14th 2014
Assume: conc = 23.6 kN/m3 and = 25
1. A 5 meter high retaining wall retains a sandy backfill; internal fr