Section 4200.

4200. As used in this chapter: (a) “Competent spoil” means soils that can be treated to bring their moisture content into the optimum range, and that can achieve the compaction required by the city or county in whose jurisdiction an excavation is located. (b) “Excavation” means any operation in which earth, rock, or other material in the […]

Section 4201.

4201. Any local agency that undertakes or contracts for an excavation for the installation, removal, maintenance, or repair of underground facilities may backfill that excavation in any local agency public road or highway with native spoil if the conditions in subdivisions (a), (b), and (c) are met. Where the excavation is performed by contract, use […]