Section 296-307-43515. What requirements apply to enclosures and mounting?
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(1) Housing or enclosures must be designed to provide proper ventilation.
(2) Hoods, domes, or removable portions of cabinets must have means to keep them firmly in place during transit.
(3) The assembly must hold the containers firmly in position and prevent their movement during transit according to WAC 296-307-42507(3).
(4) Containers must be mounted on a substantial support or base secured firmly to the vehicle chassis. Neither the container nor its support must extend below the frame.