The Nevada Department of Transportation (NDOT) has prepared the Drainage Manual (Manual) to provide a summary of NDOT policies and criteria pertaining to hydrology and hydraulics. Technical information is generally not provided and only technical references are cited. This manual is also subject to modification, revision, and addendum as conditions warrant.

• Please contact the Hydraulics Division at 775-888-1506 for the current Drainage Manual dated December 2006.

Contact Information

Questions regarding NDOT drainage policies and procedures are encouraged, and should be directed to:

Nevada Department of Transportation
Hydraulics Division
Phone: (775) 888-1506