2.18.7.Simultaneous transportation of workers and materials:
(1) Vehicles used for the transportation of workers shall not carry dangerous pesticides and flammable substances, unless these substances are carried in receivers designed for this purpose and outside the compartments occupied by the drivers or passengers.
(2) All sharp tools carried in the driver’s or the passengers’ compartment shall be:
(a) placed in boxes or covered containers; or
(b) protected by scabbards covering the sharp edge and secured to the body of the vehicle outside of the aisles.
(3) It is permitted to carry simultaneously in the same compartment, the workers, and:
(a) small materials, as long as a stowing device prevents any movement of materials likely to injure the passengers;
(b) bulk material, if a safe device prevents this material from filling the place reserved for passengers.
(4) No worker shall ride on a vehicle load while the vehicle is moving.