šŸ“ Vertical Curve Calculator

Calculate vertical curve elements including elevations, K-values, and sight distances. Support for crest and sag vertical curves with symmetric and asymmetric designs.

K = L/|A| where L = curve length (m), A = algebraic difference of grades (%)

Vertical Curve Inputs

Enter as positive for uphill, negative for downhill
Enter as positive for uphill, negative for downhill
Stationing from project start
Leave blank to calculate based on design criteria
Driver eye height above road surface
Object height above road surface
If left blank, will calculate from speed

Results

Enter curve parameters to see detailed vertical curve analysis.

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