Drainage Manual

South Dakota Drainage Manual - This manual has been developed to provide guidance to the South Dakota Department of Transportation and consultant personnel performing drainage investigations and preparing hydraulic designs for SDDOT and local projects. The manual is intended to comply with all State and Federal laws, statutes and regulations, and it presents SDDOT criteria, practices and procedures on the hydraulic design of drainage appurtenances.

South Dakota Drainage Manual Revision Request Form and hydraulic data sheets for In-house, Consultant, and Local Government use:

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