Road Construction Guidelines Quiz

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What is the typical width of the aggregate subbase course for a two-lane earth road?

1.0 meter

2.0 meters (correct)

4.0 meters

3.0 meters

What is the purpose of an aggregate base course?

To carry traffic loads to the subgrade (correct)

To prevent water infiltration into the subgrade

To support the bituminous pavement

To provide a smooth riding surface

What is the typical width of a bituminous pavement for a two-lane road?

3.0 meters

4.0 meters

2.0 meters (correct)

1.0 meter

What is the purpose of road side ditches?

To provide drainage for the road surface Signup and view all the answers

What is the typical width of the carriageway for a roadway on a lateral or sub-lateral irrigation canal?

2.0 meters Signup and view all the answers

What is the purpose of road shoulders?

To provide a safe area for emergency stops Signup and view all the answers

What is the typical slope of the road shoulders for a two-lane earth road?

4% Signup and view all the answers

What is the purpose of the aggregate subbase course?

To prevent water infiltration into the subgrade Signup and view all the answers

What is the typical width of the concrete pavement for a two-lane road?

2.0 meters Signup and view all the answers

What is the purpose of road expansion sites?

To accommodate future road widening projects Signup and view all the answers

Road Construction Guidelines Quiz

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Questions and Answers

What is the typical width of the aggregate subbase course for a two-lane earth road?

What is the purpose of an aggregate base course?

What is the typical width of a bituminous pavement for a two-lane road?

What is the purpose of road side ditches?

What is the typical width of the carriageway for a roadway on a lateral or sub-lateral irrigation canal?

What is the purpose of road shoulders?

What is the typical slope of the road shoulders for a two-lane earth road?

What is the purpose of the aggregate subbase course?

What is the typical width of the concrete pavement for a two-lane road?

What is the purpose of road expansion sites?

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