FIELD: bridge engineering.
SUBSTANCE: invention relates to the field of bridge-and-bridge devices, and more specifically to the coastal parts of the dismountable bridges. Coastal part of bridge of mechanized complex is made in the form of metal structure consisting of end bridge block, first dead-end, on which the bridge unit is installed, ramps attached by one end to the upper part of transom of the end block at the level of the carriageway, and by the other end laid on the second leg. Second leg is installed in the recess on the road flush with the roadway, and the angle of the ferrying equipment entrance to the ramp does not exceed 10 degrees. Besides, the ramps are laid on the bed with support planes made on the end part of each ramp. Besides, the ramps covering directly the track of the roadway have on both sides process ledges with width of not less than 8 cm and length measured from the end of the support plane of the ramp to its transom. At that, adjacent ramps have cutouts on corresponding side, into which ramps with technological projections are inserted and fixed with fixing pins.
EFFECT: application of the declared technical solution will allow increasing average operating time for failure of the coastal part of the bridge of the mechanized complex, increasing throughput of the bridge.
1 cl, 10 dwg
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Authors
Dates
2021-02-19—Published
2020-07-08—Filed