Contra Costa County |
Ordinance Code |
Title 7. BUILDING REGULATIONS |
Division 716. GRADING |
Chapter 716-8. REGULATIONS |
§ 716-8.204. Excavations—Drainage terraces.
Cut slopes exceeding forty feet in vertical height shall have drainage terraces not less than five feet (1.524 meters) in width, measured from the outer edge of the terrace to the invert of the drain, at vertical intervals not exceeding thirty feet (9.144 meters) except that where only one such terrace is required it shall be located at mid-height. For cut slopes exceeding one hundred feet (30.48 meters) in vertical height, the drainage terrace near mid-height shall be not less than twelve feet (3.657 meters) in width. Design and construction of drainage terraces shall conform to the requirements of Sections 716-8.602—716-8.614.
(Ords. 99-46 § 12: 69-59 § 1, 1969).