Location and Design Division

Location and Design Division
Issued April 2002 - Revised January 2021

Drainage Manual    

The most recent version of the Drainage Manual is presented and is the official source for the development and application of all drainage design related to VDOT plans.
Future revisions and additions will be highlighted on this Web page. It should be noted that the Drainage Manual as presented is superseded by (1) the current Errata Sheet, (2) current Hydraulic Design Advisories, and (3) occasionally by Location and Design Instructional and Informational Memoranda.
The information provided in this electronic version of the Drainage Manual is a product of, and copyrighted by, the Virginia Department of Transportation (VDOT) and is intended to be used for informational purposes only and is not to be sold or otherwise distributed for profit. 
Although this data has been tested by VDOT, no expressed or implied warranties are made by VDOT concerning, the accuracy, completeness,
reliability and usability of this information.   
VDOT assumes no responsibility for any incorrect outcomes or damage resulting from the use of this information.  All users shall expressly hold the VDOT harmless from any liability or loss due to a virus or any other computer or software generated problem associated with these files.  If you have any technical questions or problems, contact the CADD Support Helpdesk at 804-786-1280 or 888-683-0345.

If you have any questions or concerns with the content of the manual, contact Victoria.Bains@VDOT.Virginia.gov.  If you have any questions or concerns, please contact LDPolicySupport@vdot.virginia.gov.





Chapter 1


Chapter 2


Chapter 3


Chapter 4

Legal Aspects

Chapter 5

Planning and Location

Chapter 6


Chapter 7

Ditches and Channels

Chapter 8


Chapter 9

Storm Drains

Chapter 10

Erosion and Sediment Control

Chapter 11 Stormwater Management
Chapter 12

Riverine Analysis

Chapter 13 Shore Protection
Chapter 14
Chapter 15

Drainage Design Instructions  

Chapter 16

Engineering Software
Chapter 17

Flood Plain Hydraulic Studies

VDOT will no longer offer either hard copy or CD versions of the VDOT Drainage Manual.

Page last modified: Sept. 15, 2023