15.64.020 Requirements.

        No grading, including clearing of vegetative matter, shall be done until all necessary environmental clearances are secured and a grading and drainage plan has been prepared by a civil engineer registered with the state of California and reviewed by the city. Exceptions to this requirement are:

A.    Earthwork construction regulated by the federal, state, county, or city governments, or by a local agency as defined by Government Code Sections 53090 through 53095 (special districts); pipeline or conduit excavation and backfill conducted by local agencies or public utilities. Earthwork construction performed by railway companies. This exemption, however, shall apply only when the earthwork construction takes place on the property, or dedicated rights-of-way or easements of the above agencies;

B.     Excavation and backfill for installation of underground utilities by public utilities or companies operating under the authority of a franchise or public property encroachment permit;

C.     Mining, quarrying, excavating, processing, stockpiling of rock, sand, gravel, aggregate, or clay where some other authority has been obtained as required by law;

D.    Exploratory excavations under the direction of soil engineers, archaeologists or paleontologists or engineering geologists;

E.     An excavation which is less than two feet in depth and does not create a slope steeper than two horizontal to one vertical and does not exceed fifty cubic yards on any one lot and does not obstruct or alter a drainage course;

F.     A fill less than twelve inches in depth and placed with a slope not steeper than two horizontal to one vertical and does not exceed fifty cubic yards on any one lot and does not obstruct or alter a drainage course.

(Ord. 4568 § 1, 1998.)