9+ Bobtail Truck Tank Repair Recertification. In addition to traditional setups, we can add. (1) dot 406, dot 407, and dot 412 cargo tanks must be repaired in accordance with the specification requirements in effect at.

Onsite propane bobtail truck tank repair certification. On july 8, the national propane gas association (npga) received formal clarification from the pipeline and hazardous materials safety administration (phmsa) on. Standard features 3” blackmer pump with 3” marshall.








