Transcription of Design and Engineering Manual
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Design and Engineering Manual January 2019 DISTRICT OF COLUMBIA DEPARTMENT OF TRANSPORTATION JEFFREY MAROOTIAN, DIRECTOR SAMUEL ZIMBABWE, CHIEF PROJECT DELIVERY OFFICER DAWIT MULUNEH, PE, CHIEF ENGINEER WASI KHAN, PE, CHIEF QUALITY ASSURANCE AND QUALITY CONTROL DIVISION DEPARTMENT OF TRANSPORTATION FEDERAL HIGHWAY ADMINISTRATION GOVERNMENT OF THE DISTRICT OF COLUMBIA DEPARTMENT OF TRANSPORTATION FOREWORD Washington, DC is a thriving and growing city with a rich history whose continued success relies on its transportation infrastructure. Our transportation solutions require engineered designs that are thoughtful of all users, contexts and the environments. The District of Columbia Department of Transportation (DDOT) Design and Engineering Manual was updated in 2017 and again in 2019 after not having been updated since 2009. This edition updates critical aspects of the Manual to reflect advances in industry guidance, provides information on topics that were not previously covered, eliminates inconsistencies and redundancies, and updates references and coordination with other DDOT manuals.
Jan 01, 2019 · The District of Columbia Department of Transportation (DDOT) Design and Engineering Manual was updated in 2017 and again in …
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