cars for maintenance and repair of urban roads

Energy balance of machines

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Energy balance of machines

The energy balance of these machines in operation include (depending on the technology works): the cost of power to drive the bitumen pump, defined as vehicles for transporting and distributing cost of power to drive the compressor, defined as machines that destroy the hard coverage; cost of power to drive the mixer to be taken while mixing the mastic in the boiler with a capacity of 0.8-1 m3, equal to 2,2-4,4 kW.

Remontery and for routine maintenance of roads. To ensure the comprehensive mechanization of maintenance and maintenance of city streets and roads used special and machines equipped with this equipment - remontery that produce patching of road surfaces, sealing cracks and joints. In the process of repair of these machines, compressed air or brush clean the damaged area from dirt, heat the asphalt heating units or destroy it mechanically, remove the worn coverage, laid new asphalt mix, level and compact it. In addition, remontery equipped with additional equipment for special jobs to care for road signs and earthy vegetation, color, conditions and ways of man-made structures.

Remontery classified by type of work performed, the type of work equipment, means of travel and type of drive working bodies.

With the current renovation of city streets and roads with cement concrete pavement used hoists for lifting prosevschih plates. The space under the plate is filled with cement mortar-, asphalt or soil additives of bitumen. heated to a temperature of 200-215 ° C, is injected under the slab of the pump with a pressure distributor 0,07-0,35 MPa. To restore the roughness of the concrete slabs using special



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