Pipe Gradient Check
Verify pipe gradient and calculate velocity/capacity using Manning's Equation
Gradient Status
✓ PASS
Gradient
1.000%
Velocity
1.62 m/s
Full Bore Capacity
114.28 l/s
Standards Reference
Min Gradient:0.5%
Max Gradient:10%
Min Velocity:0.6 m/s
Max Velocity:3 m/s
Manning's n Values
| HDPE | n = 0.011 |
| Concrete | n = 0.013 |
| uPVC | n = 0.011 |
| VCP | n = 0.013 |
Formula
V = (1/n) × R^(2/3) × S^(1/2)
Where: n=Manning's, R=hydraulic radius, S=gradient