Drainage Slope Fall
Calculator

Inputs

Required fall (m)
0.2

Results

Required fall (m)
0.2
Required fall (mm)
200

Construction results

Required fall (m)0.2
Required fall (mm)200

formula-map diagram

Required fall (m)
0.2
Required fall (mm)
200

Formula breakdown

Formula

fall = length × (slope ÷ 100)

= 0.2

Note

Simplified model: results are quantity estimates only. They ignore openings, overlaps, cuts, site conditions and local building codes. Structural figures are not a substitute for a design by a qualified engineer.

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