Automatic Telescopic Waterproof Board Trolley 

Automatic Telescopic Waterproof Board Trolley Tunnel Trolley is divided into a side arch type, a straight wall variable section side arch type, a mutant face type, a round needle beam type, a round through line type and the lik,an Automatic Waterproof Board Trolley.  The Waterproof Board Trolley is connected to the walking frame through load-bearing wheels and hook wheels. A drive device is provided on the track. The Movable Waterproof Trolley drive device transmits the weight of the trestle bridge to the concrete Movable Waterproof Trolleythrough 66 highly elastic rubber pads and pads on each track to ensure the concrete Even by force,Automatic Waterproof Tunnel Trolley Concrete construction at the bottom; erect trestle bridges (traverse and move forward through trestle bridges), and lower the front and rear approach Waterproof Board Trolley bridges of the trestle bridge. product feature: * It is widely be used in all kinds of t…