Question 1

Which of the following is not considered to be a vertical surface load that may be applied over a limited area of an earth retaining system?

Accepted Answer

A)  Shape
B)  Strip
C)  Line
D)  PointE) B) and C)
F) None of the above

Question 2

Which of the following is not considered to be a lateral earth pressure that an earth retaining system (ERS)  is typically designed to resist?

Accepted Answer

A)  At-rest
B)  Active
C)  Passive
D)  AggressiveE) B) and D)
F) B) and C) D

Question 3

Which of the following statements applies to support of excavation (SOE)  temporary earth support systems (ERS) ?

Accepted Answer

A)  Life cycle is based on actual project conditions
B)  Commonly designed to less restrictive criteria than permanent systems
C)  Design is typically based more on system stability than minimizing ground movements
D)  All of the aboveE) A) and B)
F) A) and C)

Question 4

Which of the following earth retaining wall systems is generally considered to be rigid?

Accepted Answer

A)  Gravity walls
B)  Braced
C)  Cantilever
D)  All of the aboveE) C) and D)
F) A) and D)

Question 5

Which of the following measures are commonly used to reduce the impact of swelling pressure from expansive clay soil that may be present behind a retaining wall?

Accepted Answer

A)  Treat soil with lime
B)  Use granular filter material between clay backfill and back of wall
C)  Excavate and replace soils with acceptable borrow material
D)  All of the aboveE) None of the above
F) A) and B)

Question 6

A retaining wall system can be classified according to three factors. Which of the following is not generally considered as a classification factor?

Accepted Answer

A)  System rigidity
B)  Construction method
C)  Situational use
D)  Load support mechanismE) A) and B)
F) All of the above C

Question 7

Which of the following is a type of a retaining wall system?

Accepted Answer

A)  Cantilever
B)  Tied-back
C)  Soil nailing
D)  All of the aboveE) C) and D)
F) A) and B) D

Question 8

Which of the following measures is taken to minimize frost-related stresses that may develop behind earth retaining systems that hold back fine-grained soils?

Accepted Answer

A)  Install permeable drainage system or impervious barrier to isolate backfill from groundwater
B)  Use pervious backfill and install weep holes in retaining structure
C)  Provide an impervious soil layer near the ground surface and direct surface water away from structure
D)  All of the aboveE) B) and C)
F) A) and C)

Question 9

In the cases of active and passive lateral earth pressure acting on a retaining wall, the failure zone is typically bounded by the failure surface of the retained soil mass and which of the following points?

Accepted Answer

A)  Back face of the wall
B)  Failure wedge
C)  Top of the wall
D)  Not enough information providedE) All of the above
F) None of the above

Exam 1: Earth Retention

Which of the following is not considered to be a vertical surface load that may be applied over a limited area of an earth retaining system?

Correct Answer
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Which of the following is not considered to be a lateral earth pressure that an earth retaining system (ERS) is typically designed to resist?

Correct Answer
verified
D

Which of the following statements applies to support of excavation (SOE) temporary earth support systems (ERS) ?

Correct Answer
verified

Which of the following earth retaining wall systems is generally considered to be rigid?

Correct Answer
verified

Which of the following measures are commonly used to reduce the impact of swelling pressure from expansive clay soil that may be present behind a retaining wall?

Correct Answer
verified

A retaining wall system can be classified according to three factors. Which of the following is not generally considered as a classification factor?

Correct Answer
verified
C

Which of the following is a type of a retaining wall system?

Correct Answer
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D

Which of the following measures is taken to minimize frost-related stresses that may develop behind earth retaining systems that hold back fine-grained soils?

Correct Answer
verified

In the cases of active and passive lateral earth pressure acting on a retaining wall, the failure zone is typically bounded by the failure surface of the retained soil mass and which of the following points?

Correct Answer
verified

Exam 1: Earth Retention

Which of the following is not considered to be a vertical surface load that may be applied over a limited area of an earth retaining system?

Correct AnswerverifiedShow Answer

Which of the following is not considered to be a lateral earth pressure that an earth retaining system (ERS) is typically designed to resist?

Correct AnswerverifiedD

Which of the following statements applies to support of excavation (SOE) temporary earth support systems (ERS) ?

Correct AnswerverifiedShow Answer

Which of the following earth retaining wall systems is generally considered to be rigid?

Correct AnswerverifiedShow Answer

Which of the following measures are commonly used to reduce the impact of swelling pressure from expansive clay soil that may be present behind a retaining wall?

Correct AnswerverifiedShow Answer

A retaining wall system can be classified according to three factors. Which of the following is not generally considered as a classification factor?

Correct AnswerverifiedC

Which of the following is a type of a retaining wall system?

Correct AnswerverifiedD

Which of the following measures is taken to minimize frost-related stresses that may develop behind earth retaining systems that hold back fine-grained soils?

Correct AnswerverifiedShow Answer

In the cases of active and passive lateral earth pressure acting on a retaining wall, the failure zone is typically bounded by the failure surface of the retained soil mass and which of the following points?

Correct AnswerverifiedShow Answer

Correct Answer
verified

Correct Answer
verified
D

Correct Answer
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Correct Answer
verified

Correct Answer
verified

Correct Answer
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C

Correct Answer
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D

Correct Answer
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Correct Answer
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