YHD900 Series is a multiple axle rubber wheeled dolly use to deliver full span bridge beam with loading capacity up to 900 ton and a maximum length up to 36m. This remarkable giant machine was extensively used for the construction of few thousands km of high speed railway bridges.

Wheels are powered by hydraulic motors and steering is by means of hydraulic cylinder. Driver Cabin is provided and wireless control system is part of the supply for convenience of contractor. Safety features are always main consideration of Huada Heavy Industry equipment. Limit switch, emergency break switch at varies location, sensors, auto alignment system etc. are part of the safety controlling device that installed in the transporter.

Multi-axle Tyre Trolley
Multi-axle Tyre Trolley is designed for transportation of Bridge Beams at site, mainly from casting yard to the erection point. Commonly use as part of the system with Double Truss or Single Box Beam launcher for Bridge Beam erection. Multi-axle Tyre Trolley is powered by diesel engine. Multi-axle Tyre Trolley ' loading capacities normally range from 2 axles 120T to 16 axles or 17 axles 900T.

Beam Trolley (on Track)
Track Beam Trolley is designed for transportation of Bridge Beams at site running of track. It is also commonly use as part of the system with Double Truss Beam Launcher or Single Box Beam launcher for Bridge Beam erection. Beam Trolley is powered by Electric Motor or Diesel Generator.
Track Beam Trolley consisted of 2 parts, an active Trolley and a passive Trolley. The active Trolley will be situated at the rear with a driver seat and generator set pulling behind. The trolley is designed for balancing of speed and stability.