Refrigerated Transportation Trailers

Nkargo's Transportation & Truck Trailer Guide.

Truck trailers can vary significantly depending on the manufacturer and load requirements and the state roadway regulations, make sure to check the state you are in for regulations and guidelines.
This is only a guide, and should not be used as a final word in dock planning.
Be sure to verify incoming freight trailers with your carrier to ensure all scenarios are covered.
Refrigerated trailers are have lower space than dry trailers due to the courtain that helps the air to flow.

Used to carry most freight (boxed, crated, palletized, etc)
Common lengths: 28’, 32’, 36’, 40’, 42’, 43’, 45’, 48’, 53’
Common widths: 96” – 102” (8’—8.5’)
Common heights: 12.5’ – 13.5’
Common axle/wheel ratios: 2 axle/8-wheel, heavy loads use 3 axle/12 wheel or 4 axle/ 16 wheel configurations.

Reefers are refrigerated by a unit commonly at the front of the trailer and are insulated to transport perishable goods
Common lengths: 28’, 32’, 36’, 40’, 48’, 53’
Common widths: 96”—102” (8’—8.5’)
Common heights: 12.5”—13.5”
Common axle/wheel ratios: 2 axle/8-wheel, heavy loads use 3 axle/12 wheel or 4 axle/ 16 wheel configurations

These trailers are designed to accommodate oversize cargo that wouldn’t normally fit into standard sized freight trailers.
Platform trailers are also designed for transporting materials that must be loaded/unloaded from the top or side of the trailer.
Common lengths: 26’, 40’, 42’, 45’, 48’