Cal. Public Utilities Code § 7712

On or before January 1, 1993, the commission shall adopt regulations, based on its findings and not inconsistent with federal law. The commission may amend or revise the regulations as necessary thereafter, to reduce the potential railroad hazards identified in Section 916.2. In adopting the regulations, the commission shall consider at least all of the following: (a) Establishing special railroad equipment standards for trains operated on railroad sites identified as posing a local safety hazard pursuant to subdivision (b) of Section 916.2. These standards may include, but need not be limited to, standards for all of the following: (1) Sizes, numbers, and configurations of locomotives. (2) Brakes. (b) Establishing special train operating standards for trains operated over railroad sites identified as posing a local safety hazard pursuant to subdivision (b) of Section 916.2. These standards may include, but need not be limited to, standards for all of the following: (1) Length, weight, and weight distribution of trains. (2) Speeds and accelerations of trains. (3) Hours of allowable travel. (c) Establishing special training, personnel, and performance standards for operators of trains that travel on railroad sites identified as posing a local safety hazard pursuant to subdivision (b) of Section 916.2. (d) Establishing special inspection and reporting standards for trains operated on railroad sites identified as posing a local safety hazard pursuant to subdivision (b) of Section 916.2.