Contra Costa County |
Ordinance Code |
Title 9. SUBDIVISIONS |
Division 914. DRAINAGE |
Chapter 914-12. DETENTION BASINS |
§ 914-12.006. Detention basins—Design standards.
(a)
The design of a detention basin shall comply with the requirements of the state of California, Division of Dam Safety.
(b)
Detention basin side slopes shall be determined by a licensed soil engineer and presented in a soil report and in no case shall the side slopes of non-natural slopes be steeper than four horizontal to one vertical.
(c)
Detention basins and their appurtenant facilities shall conform with current design standards of the public works department.
(Ord. 89-28).