Module 11: Roads and Trails: Planning it Right from the Start

Question Results

Score 1 of 1

Question:

Erosion can occur when:

Response:

	The top soil is removed
	Machines create ruts
	Water flow builds up on the road
	The soil is compacted
	All of the above

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Question:

Siltation results from:

Response:

	Decaying leaves
	Erosion
	Heavy snow
	All of the above

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Question:

Siltation can destroy:

Response:

	Water quality
	Fish habitat
	Aquatic plants All of the above
	All of the above

Score ? of 5

Question:

List three ways to reduce erosion:

Response:

Correct Answer	User Answer
	Avoid cutting near streams, impaction, wet areas

This answer has not yet been scored.
Until the answer is scored, the total score will not be correct.

Score 1 of 1

Question:

Wildlife refers to:

Response:

	Mammals
	All wild organisms and their habitat
	Campers

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Question:

Roads construction can:

Response:

	Dry up wetlands
	Flood wetlands
	Both

Score ? of 5

Question:

List three reasons to avoid building roads in wet areas:

Response:

Correct Answer	User Answer
	erosion, siltation, dry up

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Until the answer is scored, the total score will not be correct.

Score 1 of 1

Question:

When crossing a stream, locate road:

Response:

	to approach bridge in a straight line
	On a low slope
	At a stable location
	All of the above

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Question:

If possible lay out road:

Response:

	On high ground
	On gentle slopes
	Following the contour
	All of the above

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Question:

Pick the best road building material:

Response:

	Sand
	Silt
	Gravel
	Clay