Municipal Facilities Management Department using irrigation repair technology, cracks in urban areas for the road to do "mend repair" to extend the life of the road. At present, has completed the Yong'an Avenue, Chaoyang Avenue, Yongji Road, 35,000 meters of cracks in the three joints filling repair task.
If the road surface cracks, if not in time to take pre-conservation measures, rain and debris along the cracks into the surface structure and roadbed, will result in reduced road carrying capacity to accelerate the local road or into a piece of damage. In order to prevent the occurrence of road disease in advance and prolong the service life of the road, Municipal Facilities Management Department from the beginning of March, Yong'an Avenue, Chaoyang Avenue, Yongji Road, three cracks in the road maintenance. Construction workers to overcome the road traffic flow, vehicle type and spring wind and sand and many other difficulties, the daily working hours are about 12 hours.
Road seal maintenance with good adhesion, high elasticity and high temperature stability, low temperature crack resistance and other good sealant, through the standard groove, strong wind dust, heating potting, widening the sealing layer and other procedures to restore the road Integrity. Maintenance process, from the spray gun out of the sealant completely filled out of the pit, will not produce spills, to ensure the road beautiful. About 15 minutes after caulking, sealant and asphalt concrete surface layer to form one, maintenance of the road within a short time to open access. Road sealant durability, cold, high temperature, anti-aging, can effectively extend the life of the road.
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