§ 17.16.280. Retaining wall.
Any person erecting, altering or reconstructing a wall of three or more feet in height for the purpose of retaining any organic, inorganic or any other material shall have the following materials prepared by a registered civil engineer and submitted to the city engineer:
A.
A site plan drawn to a scale of at least forty feet to the inch indicating at least the location of the wall, distance to structures and property lines within one hundred feet, and existing and proposed topography to at least two-foot contours.
B.
A detailed three-dimensional construction plan of the wall drawn to a scale of at least forty feet to the inch.
C.
Detailed construction; specifications.
D.
The city engineer shall examine these materials and make recommendations to the building inspector within ten working days to either approve, approve with conditions or disapprove the proposed activity.
(C.O.83-3 § 17-9(H))