Business Standards and Specifications

Manuals, Standards and Publications

This is your center for locating the Book of Standards for Highway & Incidental Structures, the Highway Drainage Manual, the Design-Build Manual, and other essential information for contractors and engineers. Also check here to obtain erosion and sediment control (formerly “Green Card”) certification. ​

Certification Programs​​

Collaboration Technologies

Work with the Maryland Department of Transportation State Highway Administration (MDOT SHA) using specialized software and technology.

Construction and Material Standards & Specifications

Here you will find Standard and Supplemental Specifications for Construction and Materials, the Book of Standards for Highway & Incidental Structures, the Category Code Book, AASHTO Specifications, and ASTM Specifications.

Construction and As-Built Plans 

Check here for drawings of roads maintained by MDOT.

Stormwater Management Sediment & Erosion Resources

Signing Program

Learn how to obtain a highway sign for your business or tourist attraction.