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Search "Grade"
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About 5 pages (1,593 words) in 2 products |
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Encyclopedia and Summary Information
summary from source:
 Grades, Highway Summary
850 words, approx. 3 pages The term "grade" is used in several different ways with respect to roads and highways. The "sub-grade" lies beneath a roadway and is used as a supporting base. "Grading" a road means to smooth out the roadbed... summary from source:
 Grade Information
743 words, approx. 3 pages
A grade (or gradient) is the pitch of a slope, and is often expressed as a percent tangent, or "rise over run". It is used to express the steepness of slope on a hill, stream, roof, railroad, or road, where zero indicates level (with respect to gravity)... 
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