沥青路面预防性养护新技术

New Technology of Preventive Maintenance for Asphalt Pavement

论述了预防性养护的重要性和特点,对同步碎石封层、稀浆封层、微表处、薄层罩面等预防性养护技术进行了介绍。指出预防性养护是科学养路的具体体现,对高等级公路实行预防性养护,可以减少养护成本和费用、延长高等级公路的使用年限,有着极其深远的现实意义。

The characteristics and importance of preventive maintenance is discussed.The seal gravel synchronous technology,slurry seal,micro-surfacing and thin overlay are introduced indetail.It is pointed out that preventive maintenance is a concrete manifestation of the scientific maintenance of high-grade highway to improve the use of quality and service levels,reduce costs of conservation,and extend the use tenure of high-grade highway,which has far-reaching practical significance to maintain the high-grade highway and to improve the management level hardy.