(a) AGGREGATE: A mixture of mineral fragments, sand, gravel, rocks, or similar minerals.

(b) ALLUVIAL DEPOSIT: Any deposit of sediments laid down by running water including but not limited to

streams and rivers.

(c) ARB TEST METHOD 435: The test method specified in Title 17, California Code of Regulations,

Section 94147.

(d) ASBESTOS: Asbestiforms of the following hydrated minerals: chrysotile (fibrous serpentine), crocidolite

(fibrous riebecktite), amosite (fibrous cummingtonite-grunerite), fibrous tremolite, fibrous actinolite, and

fibrous anthophyllite.

(e) ASBESTOS-CONTAINING SERPENTINE MATERIAL: Serpentine material that has an asbestos

content greater than one percent (1%), as determined by ARB Test Method 435.

(f) RECEIPT: Any written acknowledgement that a specified amount of serpentine material was received,

delivered or purchased. Receipts include, but are not limited to, bills of sale, bills of lading, and notices of


(g) ROAD SURFACE: The traveled way of a road and any shoulder which extends up to 10 feet from the

edge of the traveled way.

(h) SAND AND GRAVEL OPERATION: Any aggregate-producing facility operating in alluvial deposits.

(i) SERPENTINE: Any form of hydrous magnesium silicate minerals - including, but not limited to,

antigorite, lizardite, and chrysotile.

(j) SERPENTINE MATERIAL: Any material that contains at least ten percent (10%) serpentine as

determined by a registered geologist. The registered geologist must document precisely how the serpentine

content of the material in question was determined.

(k) SURFACING: The act of covering any surface used for purposes of pedestrian, vehicular, or nonvehicular

travel including, but not limited to, roads, road shoulders, streets, alleys, lanes, driveways, parking lots,

playgrounds, trails, squares, plazas and fairgrounds.