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rrxing OTMMRRC rrxing
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Grades
 Prototype 
Grade
Vertical Rise for a Horizontal Run of
 12"24"36"48"60"72"96"
0.5%0.06"0.12"0.18"0.24"0.30"0.36"0.48"
1.0%0.12"0.24"0.36"0.48"0.60"0.72"0.96"
1.5%0.18"0.36"0.54"0.72"0.90"1.08"1.44"
2.0%0.24"0.48"0.72"0.96"1.20"1.44"1.92"
2.5%0.30"0.60"0.90"1.20"1.50"1.80"2.40"
3.0%0.36"0.72"1.08"1.44"1.80"2.16"2.88"
3.5%0.42"0.84"1.26"1.68"2.10"2.52"3.36"
4.0%0.48"0.96"1.44"1.92"2.40"2.88"3.84"
4.5%0.54"1.08"1.62"2.16"2.70"3.24"4.32"
5.0%0.60"1.20"1.80"2.40"3.00"3.60"4.80"

This page was last updated on Dec 12, 2008


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