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District Department of Transportation

Standards and Guidelines

DDOT Compendium

The DDOT Compendium is an online reference that provides comprehensive information about all of DDOT’s policies, procedures, and services. The Compendium contains a variety of materials - ranging from regulations to federal legislation, to transportation studies, to FAQs. It is organized alphabetically by subject and contains summary pages that provide links to all related documents and references.

Standards and Manuals

The Standards and Manuals section of the DDOT Compendium contains all DDOT Standards and Manuals, including but not limited to the Standard Specifications for Highways and Structures, Standard Drawings, the Design and Engineering Manual, the Environmental Manual, and Temporary Traffic Control Manuals. Key manuals are linked below.

Standards and Specifications for Highways and Structures

Standard Drawings

Design and Engineering Manual

Please note that this page is not a comprehensive list. If you do not find the information you are looking for, please contact the department at (202) 673-6813 or send an email to [email protected].