Slope
Calc
Percentage · Angle · Ratio
EN
SV
☀
Percent
Angle
Ratio
// Input — Slope Percentage
Rise (Vertical)
m
Run (Horizontal)
m
⇅ Swap Rise & Run
Angle
°
0°
45°
89°
Slope Percentage
%
0%
100%
200%
Gentle slope
Angle
5.71°
degrees
Percentage
10.00%
rise / run × 100
Ratio
1 : 10
rise : run
Copy · Angle
5.71°
Copy · Percent
10.00%
Copy · Ratio
1:10
// Elevation Gain Calculator
Horizontal Distance
m
Elevation Gain
10.0
metres
Per 100 m
10.0
metres gained
Slope Length
100.5
metres (hypotenuse)
// Slope Visualisation
Flat
Moderate
Steep
Extreme
// Drainage Suitability
💧
Good drainage
Slope exceeds minimum 2% requirement
Min. Drainage
10%
EN 17210 Max
10%
Max Road Grade
10%
Threshold
Bar = current slope vs. standard