FAQ


This Compendium page contains all DDOT standards, including the Standard Specifications for Highways and Structures, Standard Drawings, Design and Engineering Manual, Environmental Standards, and more. 

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.




Standards and Specifications for Highways and Structures


2013 Standards and Specifications for Highways and Structures (Gold Book)


Revisions and Memos

2020 Specification Revisions

2020 Errata

2020 Revisions Signed Memo


Previous Versions 

2009 Specifications

2007 Supplemental Specifications


Policy and Process Manual




Manual for Uniform Traffic Control Devices (MUTCD)



Green Infrastructure Standards



Sidewalk Installation Policy



Design and Engineering Manual 


2019 DEM 


Revisions and Memos

DEM Approval Memo


Previous Versions

2017 DEM

2009 DEM

Environmental Standards 


Environmental Manual


Environmental Management System

Right of Way Manuals


2019 Right-of-Way Policies and Procedures Manual


Transportation Asset Management Plan & Public Realm Design Manual


 


Streetcar Standard Drawings & 2019 Design Criteria 


 


CAD Manual 


Construction/Work Zone/Pedestrian/Utility Manuals 


Construction Management Manual / Work Zone Utility Typicals


Construction Manual 2021 and 2010


Work Zone Utility Typicals / Utility Policies and Procedures 

    


Pedestrian Safety and Work Zone Standards / D.C. Temporary Traffic Control Manual / Work Zone Safety and Mobility Policy 

 



<script type="text/javascript">
AJS.toInit(function(){
AJS.$('#comments-section').hide();
});
 for (var i=0; i<nr_li; i++) {
    // if the element has the class fom 'clasa' parameter
    if(tags_li[i].getAttribute('class') == 'innerCell'){
         tags_li[i].style.overflow = 'visible';
            //tags_li[i].style.overflow-y= 'visible';
    }   
  }
</script>