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According to construction personnel, cracks in early road disease is the most common, one of the most prone to disease. If not timely irrigation management, precipitation will be infiltrated into the subgrade along the cracks quickly destroyed the surrounding area of ​​the roadbed,polyurethane repair after rolling the car, there will be road cracking, collapse and other serious road disease, not only seriously affect the traffic smooth and safe, But also increase the cost of road maintenance.
The staff told reporters that the maintenance group in strict accordance with the requirements, adhere to the "seam must be irrigated, irrigate will meet the standard" principle, the use of professional repair sewing machine repair road, first use the matching road cutting machine will open the gap expansion joints, and then use High-pressure dust removal machine will remove the debris in the gap, and then filling the cracks in the road filling machine asphalt. Professional pouring sewing machine changed the traditional construction process of road filling, improve the construction efficiency and quality,air powered concrete saw can effectively extend the life of the road.
Combined with S242 provincial highway large number of vehicles, traffic flow characteristics, the filling in strict accordance with the provisions of road safety construction to ensure that the signs,hot sale in china used dynapac ca25 road roller signs, safety facilities, the control of irrigation technical specifications operation, irrigation effect is much larger than before Improve and realize the asphalt pavement crack disease early detection and early treatment.
 
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