Standard Specification for Highways and Structures
The District of Columbia Department of Transportation (DDOT) Standard Specifications for Highways and Structures are standard for all DDOT contracts awarded by the Mayor of the District of Columbia, the Council of the District of Columbia, and/or the Contracting Officer. The Standard Specifications shall also be used for all the construction activities and material control within the Public Space of the District of Columbia.
These Standard Specifications may be revised or amended from time to time, but only to the extent specified under a supplemental specification or special provision included in the specific contract.
DDOT Standard Drawings: The first three digits of the drawing number in the 2009 DDOT Standard Drawings correlate to the Section number from the 2013 DDOT Standard Specifications for Highways and Structures, with the exception of the following series of Standard Drawing numbers, which correlate to the 2013 Standard Specification Section as shown in the table below.
First three digits of 2009 STANDARD DRAWING
2013 STANDARD SPECIFICATIONS SECTION NUMBER
To provide standard specifications for all DDOT construction activities within the public space of the District of Columbia.