Required Curb Inlet Length


Computes gutter flow using:

HDM Equations 10-1, and 10-2.


Computes inlet length using:

HDM Equations 10-5, 10-6, 10-7, 10-8, 10-9, 10-10, 10-11, 10-12, and 10-13

TxDOT 2016 Hydraulic Design Manual


Notes:
Disclaimer: This tool is for instructional use only!

Enter Value for Inlet Name :

Enter Value for Captured Discharge, Q (cfs):

Enter Value for Dimensionless Cross Slope, Sx (ft/ft) :

Enter Value for Dimensionless Longitudinal Slope, S (ft/ft) :

Enter Value for Manning's roughness coefficient, n :

Enter Value for Depressed Section Width, W (ft) :

Enter Value for Depressed Section Depth, a (ft) :