Question 1

Which of the following practices will help to prevent moisture problems that negatively impact slab-on-grade foundations?

Accepted Answer

A) Slope ground away from foundation at (0.5 ft per 10 ft) 
B) Install 10 mil vapor barrier beneath slab over a gravel drainage pad 
C) Install foundation drain assembly that includes filter fabric, gravel and perforated polyvinyl chloride (PV
C)  pipe 
D) All of the above 
A) Slope ground away from foundation at (0.5 ft per 10 ft) 
B) Install 10 mil vapor barrier beneath slab over a gravel drainage pad 
C) Install foundation drain assembly that includes filter fabric, gravel and perforated polyvinyl chloride (PV
C)  pipe 
D) All of the above D

Question 2

Which of the following practices should be followed when placing bedding material into a reinforced concrete pipeline trench during construction?

Accepted Answer

A) The bedding should be placed on top of a firm and stable trench bottom 
B) When the water table is above the trench bottom, the water level should be lowered to at least the trench bottom 
C) The bed should be over-excavated at each joint location to ensure that the pipe has a continuous support and does not rest on the couplings 
D) All of the above 
A) The bedding should be placed on top of a firm and stable trench bottom 
B) When the water table is above the trench bottom, the water level should be lowered to at least the trench bottom 
C) The bed should be over-excavated at each joint location to ensure that the pipe has a continuous support and does not rest on the couplings 
D) All of the above D

Question 3

Of the following situations, which is the most likely to present the most severe loading conditions on a concrete dam?

Accepted Answer

A) Reservoir is full and soil is in a natural drained condition 
B) Reservoir is full and soil is in a natural undrained condition 
C) Reservoir is empty and soil is in a natural drained condition 
D) Reservoir is empty and soil is in a natural undrained condition 
A) Reservoir is full and soil is in a natural drained condition 
B) Reservoir is full and soil is in a natural undrained condition 
C) Reservoir is empty and soil is in a natural drained condition 
D) Reservoir is empty and soil is in a natural undrained condition C

Question 4

Which of the following equations is used for evaluating a structure's factor of safety with respect to bearing capacity (FSbc)?

Accepted Answer

A) FSbc = ultimate bearing capacity of foundation soil / maximum pressure below the base 
B) FSbc = maximum pressure below the base / minimum pressure below the base 
C) FSbc = ultimate bearing capacity of foundation soil / minimum pressure below the base 
D) FSbc = maximum pressure below the base / ultimate bearing capacity of foundation soil 
A) FSbc = ultimate bearing capacity of foundation soil / maximum pressure below the base 
B) FSbc = maximum pressure below the base / minimum pressure below the base 
C) FSbc = ultimate bearing capacity of foundation soil / minimum pressure below the base 
D) FSbc = maximum pressure below the base / ultimate bearing capacity of foundation soil

Question 5

Although the design of a slab-on-grade foundation considers criteria related to soil properties, climate, and the structure it will support, unrelated post-construction activities such as drought conditions, floods, or extreme loading conditions may cause result in stability issues. Which of the following methods can be used to uniformly stabilize existing slab-on-grade foundations?

Accepted Answer

A) Underpinning 
B) Excavation and replacement 
C) Patching 
D) All of the above 
A) Underpinning 
B) Excavation and replacement 
C) Patching 
D) All of the above

Question 6

Which of the following characteristics is generally not associated with slab-on-grade foundations?

Accepted Answer

A) Edges of the slab are thicker than the interior of the slab 
B) Slab is poured in sections 
C) Slab normally rests on a bed of crushed gravel 
D) None of the above 
A) Edges of the slab are thicker than the interior of the slab 
B) Slab is poured in sections 
C) Slab normally rests on a bed of crushed gravel 
D) None of the above

Question 7

What is the required minimum thickness of a concrete floor that will be constructed under water at a depth of 5 meters (m) below the soil surface? (Assume the water table is 1 meter below the soil surface and the weight of concrete is 25 kN/m3.)

Accepted Answer

A) 1.57 m 
B) 2.58 m 
C) 4 m 
D) Not enough information provided 
A) 1.57 m 
B) 2.58 m 
C) 4 m 
D) Not enough information provided

Which of the following practices will help to prevent moisture problems that negatively impact slab-on-grade foundations?

Which of the following practices should be followed when placing bedding material into a reinforced concrete pipeline trench during construction?

Of the following situations, which is the most likely to present the most severe loading conditions on a concrete dam?

Which of the following equations is used for evaluating a structure's factor of safety with respect to bearing capacity (FSbc)?

Which of the following characteristics is generally not associated with slab-on-grade foundations?

What is the required minimum thickness of a concrete floor that will be constructed under water at a depth of 5 meters (m) below the soil surface? (Assume the water table is 1 meter below the soil surface and the weight of concrete is 25 kN/m³.)

Earth Retention

Earthworks

Estimation

Foundations

Hydraulics Closed

Hydraulics Open

Hydrology

Material Mechanics

Material QC

Member Design

Scheduling

Soil and Materials

Soil Mechanics

Struct Loading

Struct Materials

Struct Analysis

Subsurface

Transportation

Waste Water

Water Treatment

Filters

Exam 2: Earth Structures

Which of the following practices will help to prevent moisture problems that negatively impact slab-on-grade foundations?

Which of the following practices should be followed when placing bedding material into a reinforced concrete pipeline trench during construction?

Of the following situations, which is the most likely to present the most severe loading conditions on a concrete dam?

Which of the following equations is used for evaluating a structure's factor of safety with respect to bearing capacity (FSbc)?

Which of the following characteristics is generally not associated with slab-on-grade foundations?

What is the required minimum thickness of a concrete floor that will be constructed under water at a depth of 5 meters (m) below the soil surface? (Assume the water table is 1 meter below the soil surface and the weight of concrete is 25 kN/m3.)

Earth Retention

Earthworks

Estimation

Foundations

Hydraulics Closed

Hydraulics Open

Hydrology

Material Mechanics

Material QC

Member Design

Scheduling

Soil and Materials

Soil Mechanics

Struct Loading

Struct Materials

Struct Analysis

Subsurface

Transportation

Waste Water

Water Treatment

Filters

What is the required minimum thickness of a concrete floor that will be constructed under water at a depth of 5 meters (m) below the soil surface? (Assume the water table is 1 meter below the soil surface and the weight of concrete is 25 kN/m³.)