06/01/2023 DOT 406 tank trailers are typically used for hauling and transporting gasoline and other highly flammable liquids. These tank trailers are usually composed of aluminium and have a heavily constructed top that is excavated to hold small spills. These tanks are generally separated into three to four compartments, with one hatch per compartment in the tank, and they feature one or more domes or hatches and dome coverings. DOT 406 tank trailers are elliptical when looking from the rear and have an oval shape with flat and nearly flat ends and have a maximum hauling capacity of 9000 gallons.
What is DOT 406 certification/compliance?Certification is a very essential asset for DOT 406 tank trailers, at or before the time of delivery, the manufacturer of DOT 406 tank trailers must provide documents to the owner of the tank trailer. This certificate should carry important information such as manufacturer registration number, design certifying engineer and the registered inspector. A certificate is signed by a manufacturer's supervisory official and a Design Verifying Engineer for each and every variant type, certifying that the tank trailer design fulfils the relevant DOT 406 compliance specification.
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