21 Questions
Which of the following is true about building retaining walls?
Any wall higher than 5 feet requires a permit
Who should be consulted for guidance when building retaining walls?
Engineer and landscape architect
How many visits has the text been made?
810
According to the text, when are building permits often required for retaining walls?
When the retaining walls are taller than 3 to 4 feet
What is the purpose of a retaining wall?
To battle gravity and the forces of nature
What are some benefits of retaining walls?
More flat, usable land
Which materials can be used to build retaining walls?
All of the above
Which type of retaining wall requires larger footings due to increased lateral earth pressure?
Walls over four feet
Retaining walls are designed to hold soil on one side and are free standing on the other.
True
What is the reason for most wall failures?
Hydrostatic pressure
Which construction technique is employed when sheet piling is a valid solution but pile driver noise is not acceptable?
Anchored
What is the purpose of using cables or other stays in an anchored retaining wall?
To provide additional strength
Which technique uses wire mesh 'boxes' filled with stone or other material to reduce internal movement and erosive forces?
Gabion meshes
What is the purpose of mechanically stabilized earth (MSE) in retaining walls?
To provide added shear resistance
Which of the following describes a retaining wall?
A wall that supports soil laterally
What is a seawall or bulkhead?
A type of retaining wall that retains soil on the backside and water on the frontside
What is the definition of a retaining wall?
A structure designed to hold in place a mass of earth or the like
Which type of retaining wall relies on its mass to resist pressure from behind and may have a 'batter' setback to improve stability?
Gravity walls
What type of retaining wall uses an internal stem of steel-reinforced, cast-in-place concrete or mortared masonry?
Cantilevered walls
Which type of retaining wall is very stiff and generally watertight?
Diaphragm walls
Which type of retaining wall is usually used in soft soil and tight spaces?
Sheet pile walls
Test your knowledge on retaining wall design with this quiz from Landscaping Network. Learn about the importance of these structures in accommodating changes in landscape topography and discover design tips for residential retaining walls.
Make Your Own Quizzes and Flashcards
Convert your notes into interactive study material.
Get started for free
