Highway Maintenance
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After the highway was opened to traffic, due to withstand the wear and wheel impact by heavy rains, floods, wind, snow, sun, ice melt certain defects and other natural forces of erosion and weathering,[url=http://roadroutercrack.com/blog-new/2142.html]Good quality thermal regeneration maintenance vehicle manufacturer[/url] as well as vandalism and the construction of left highway use quality It will be gradually reduced.
Therefore, maintenance and repair measures must be taken after the road was opened to traffic, and improve continuously updated. Highway Maintenance must be promptly repair the damaged section, otherwise it will lead to increased investment in repair work, shorten the life of the road, and to those who use the roads losses. Highway maintenance attention must also be emergency services and repair and maintain roads open. But also on the technical standards of the original low sections, structures and facilities along the route in China and other developing countries, to improve the local road maintenance, update and Tim built to improve the capacity and level of service roads. Since the 1970s, many countries have to strengthen the conservation road work as an important technology policy, the rapid increase in the conservation of the total investment proportion of investment in roads, some have been much higher than the investment for construction. Permanent International Association of Road Conference (PIARC) Technical Committee set up conservation in 1979,[url=http://roadroutercrack.com/blog-new/3790.html]lasting value road resurfacing machine manufacturer[/url] the past few years, he held a meeting to study conservation issues. In 1983 in Sydney held its 17th World Road Meeting. Data show that, as of 2012, the national road maintenance mileage of 4.1168 million kilometers, an increase of 3.43%, the national road maintenance mileage total mileage accounts for the proportion of 97.2%, up 0.3 percentage points over the previous year. In the "build support on behalf of" the concept of rule era, road maintenance is placed in a secondary position, only 78% coverage of the 2006 National Conservation highway; conservation issues with insufficient exposure, the idea gradually to the road management " construction and Maintenance of both "approach, in one fell swoop track maintenance ratio rose to 97.2% in 2012, all road maintenance time has come. However, over the past few years, road maintenance is more cover change "quantity", and the lack of "quality" of the increase,[url=http://roadroutercrack.com/blog-new/1790.html]Anti Oxidation bitumen sealant[/url] mostly minor repairs and the lack of deep conservation. |
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