The Caltrans Standard Specifications is the gold standard for road and highway work in California.
The 2006 California Department of Transportation (Caltrans) provides specifications for the use of recycled aggregate, usually referred to as crushed miscellaneous base (CMB), on road projects. This is a selective list of Caltrans' specifications for the use of aggregate base and subbase including recycled aggregate.
This reference that covers the requirements for roads and highways in the State of California you need to know. Order yours now!