An alert icon to notify website visitors about immediate transportation news> SR-160 thru Mountain Springs to Pahrump in Clark County Nevada. Blasting near Mt Potosi - Thursday, June 27th at 1145am - expect up to a two hour delay.

> New US-95/I-15 High-Occupancy Vehicle (HOV) lanes, including the Spaghetti Bowl flyover, Opened in Las Vegas on May 20th. {Click for HOV Do’s & Don’ts}

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Drainage Manual

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drainage_manualThe 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.

Contact Information

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

Nevada Department of Transportation
Hydraulics Section
Phone: (775) 888-7619

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