Thereupon, road trains are part of extreme transportation, and as such can be categorized as double road train which consists of tractor, semitrailer and a five axle dog trailer; triple road train consisting of a tractor, a semitrailer, converted dolly as well as B double; quad road train consisting of two b-double trailers.
Henceforth, if the trucking company gives you a task to transport loads with road trains, know that most states in the USA have restrictions to two or three trailer maximum.
Truckers Key To Success No.11: Rules and Regulations for Hazmat Transportation
Hazmat transportation as an extreme transportation is part of the US trucking industry since 1975. This type of load transportation is regulated by the Hazardous Materials Transportation Act- HMTA.
Since it is considered to be part of the extreme transportation, hazmat transportation undergoes very strict rules. Have in mind that if any slight error happens it can lead to environmental disasters, property damages, as well as life risks.
