This configuration adds full support from bolster to bolster and is typically used for loads that must be shipped in the lay-down position because of height limitations.

Double-drop configurations are limited to a total of 14 axles. This overhead crane girder is supported by a 13-axle self-steer double-drop.

A self-steering system transmits the cab's steering angle to the bolsters to safely move the load through turns and tight spaces.

Double-drop trailers are low to the ground for heavy loads that would exceed height restrictions on a standard trailer, and may require an oversize trucking permit. 

Superload is a term that describes shipments that exceed standard oversize and over-weight dimensions.

Trailer jeeps, dollies, and bridges can be combined as your shipment requires. Numerous combinations are available.

Double-drop trailers such as this one handle over-size and over-dimensional machinery and equipment transportation.