D.C. Municipal Regulations (Last Updated: September 13, 2017) |
Title 21. WATER AND SANITATION |
Chapter 21-5. WATER QUALITY AND POLLUTION |
Section 21-544. SOIL EROSION AND SEDIMENT CONTROL: ROADWAY PROJECTS
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544.1Rough graded rights-of-way awaiting installation of utilities or pavement shall be protected by the installation of:
(a) Interceptor dikes across rights-of-way so located as to limit roadway grade to a length between dikes of not more than five hundred feet (500 ft); or
(b) Alternative controls that are recommended by a Professional Engineer (PE) licensed in the District of Columbia and that are approved by the Department.
544.2Temporary diversion dikes and flumes, or alternative controls that are recommended by a PE licensed in the District of Columbia and that are approved by the Department, shall be used to carry runoff down cut-and-fill slopes to an outlet approved by the Department as part of the soil erosion and sediment control plan.
544.3A permanent drainage structure, including diversions at top-of-slope cuts and diversions to lead runoff to a storm sewer or other suitable outlet, shall be installed at the completion of rough grading, unless the Department approves an alternative that has been recommended by a PE licensed in the District of Columbia.