|Culvert and Storm Sewer Durability Design|
Excel spreadsheet to perform conduit durability design for culverts and storm sewers
|Spread and Scupper Bypass|
Spreadsheet to aid in determining scupper bypass flow as discussed in L&D Vol. 2
|ODOT Culvert Design Process|
Flowchart to aid in the culvert design process
|Supplemental Storm Sewer Design Guidance & Example|
We have created supplemental storm sewer design guidance in an attempt to clarify the process. The document simplifies the design of storm sewer and provides all of the equations that are used for the design.
|Calculation of Flood Peak Discharges in Accordance with USGS Report 89-4126|
Reference Geographic Region Map below
|Location of Streamflow Gaging Stations and Region Boundaries|
For use with Rural Regression Equation Spreadshet above
|Highway Embankments as Levees|
FHWA has issued a memorandum providing guidance on highway embankments being certified for use as levees or flood control structures.