(1) General. The applicable operator/owner safety manual for vehicle-mounted material handling devices and other mechanical equipment must be followed. The manufacturer's operator's instructional manual must be kept on the vehicle.

(a) The operation of all motor vehicles and trailers must be in conformance with the motor vehicle laws, the general safety and health standards of the state of Washington and all local traffic ordinances.

(b) The employer must ensure that prior to use, visual inspections are made of the equipment by a competent person/operator each day the equipment is to be used to ascertain that it is in good condition.

(c) The employer must ensure that tests will be made at the beginning of each shift by a competent person to ensure the vehicle brakes and all operating systems are in proper working condition.

(2) Scrapers, loaders, dozers, graders and tractors. All mobile, self-propelled scrapers, mobile front end loaders, mobile dozers, agricultural and industrial tractors, crawler tractors, crawler-type loaders, and motor graders used in telecommunications work must have rollover protective structures that meet the requirements of WAC 296-155-950 through 296-155-965, and the requirements of WAC 296-155-615 (1) through (2)(c).