Technical data

Using the Culvert Calculator
39
To design a culvert (continued)
Steps
Use
to look up
4 From the Hydrology menu, choose Culvert
Calculator to display the Culvert Design
dialog box.
Calculate Culvert Size
and Shape
5 Select the applicable barrel shape from the list.
You can select circular or box for the shape of the
barrel.
6 Specify the tailwater length.
You can type a value for the tailwater, or you can
click Select to display the Tailwater Editor dialog
box.
Specify the
Tailwater Length
7 Specify the culvert length and diameter for a
circular barrel, or the width and height for a box
barrel.
You can type values for these parameters, or you
can choose the Select buttons and pick points in
your drawing.
Specify the Culvert Length
Specify the
Culvert Diameter