1. ROTATION LISTS: A. A call to an Operator from PPD dispatch shall constitute one tum on the list, and the Operator shall be moved to the bottom of the list. This includes when the Operator fails to answer the phone, is unable to respond, or is cancelled due to excessive response time. If it is determined that the Operator is not needed and is cancelled by PPD, up to and including arrival at the scene, there shall be no charges and the Operator will be placed back at the top of the list. 1. If a hook-up or service has begun and is cancelled by the vehicle owner or agent, charges owed shall be no more than one half of the regular towing charge. B. Nothing shall prohibit a Class B, Class C or Class D Operator from maintaining a place on a light classrotation list. 1. Regardless of the class of tow truck, charges shall not be more than the class of vehicle towed or serviced, except when recovery operations require a large class truck. C. If two or more Operators are called to the same incident, distribution of the vehicles shall be at the discretion of the PPD scene manager. 1. The PPD scene manager may direct an Operator to move vehicles to help clear a roadway or for lifesaving operations. In such cases, the Operator shall provide the requested assistance. There shall be no charge for the assistance provided and the Operator's place on the rotation list shall not change. 2. TOW TRUCK CLASSIFICATIONS: A. An Operator shall equip and maintain tow truck(s) covered under this Agreement in accordance with the provisions set forth in the California Vehicle Code and consistent with industry standards and practices. B. An Operator shall maintain a minimum of two tow trucks with a manufacturer's Gross Vehicle Weight Rating (GVWR) of at least 14,000 pounds with wheel lift capability and may have a car carrier. Class A equipment specifications can be found on CHP form 243B (Rev. 9-03) OPI 161 (Page 2). 3. TOW DRIVERS: A. The Operator shall ensure that only qualified and competent tow drivers respond to calls initiated by PPD. Tow drivers shall be at least eighteen (18) years old and possess a valid Class C (3) license, or a valid Class A (1) license with a valid medical certificate. B. The Operator shall maintain a current list of drivers