For reference only — not a substitute for professional engineering judgement. See Terms.
Enter any value — the others calculate automatically. Shaded fields are calculated; white fields are user-entered.
%
‰
°
/
Formula reference & definitions
Let g be gradient as rise over run ratio.
1 in x: g = 1/x
Percent: % = 100g
Permil: ‰ = 1000g
Angle: θ = arctan(g)