The Hazardous Materials Regulations (HMR) of the USDOT/PHMSA contain many packagings and vehicles used for the transport in commerce of hazardous materials (HazMat). Some, such as the single packaging are easily explained and – hopefully – understood. Some, though superficially…
49 CFR 172.504 – General Placarding Requirements contains the applicability, scope, and general requirements for the use of placards when transporting a hazardous material. §172.504(a) identifies the five (5) types of packagings and modes of transportation that will require placards,…