METHOD FOR LOW-LEVEL BRIDGE ERECTION Russian patent published in 2006 - IPC E01D15/12 

FIELD: building, particularly to construct low-lever military roadway bridge.

SUBSTANCE: method involves deploying bridge construction means; driving intermediate support piles; erecting land pier and arranging bridge access ramp. Truck-mounted crane is installed on near bank and adapted to move metal baulks or baulk set provided with guiding means to the first bridge span. Metal baulks having guiding means are supplied to the second and next metal spans by ferry boat included in bridge construction means. Then truck-mounted crane lays reinforced concrete panels on metal baulks provided with guiding means and adapted for reinforced concrete movement from the first span to the last one with the use of car equipped with winch. The car with winch is arranged on opposite bank.

EFFECT: reduced labor inputs and increased bridge construction speed in time of war, natural hazards and emergency situation.

6 dwg