路面预防性养护是指在不增加路面结构承载力的前提下,对结构完好的路面或附属设施有计划地采取某种具有费用效益的措施,以达到保养路面系统、延缓损坏、保持或改进路面功能状况的目的。
预防性养护是一种高标准养护方式。
Preventive maintenance of pavement(PPM)is a high standard method of maintenance.
预防性养护的关键问题是养护时机的确定。
The critical problem for preventive maintenance is how to confirm the maintenance time.
沥青路面养护分为预防性养护和治疗性养护。
The curing of bituminous pavement in divided into preventive curing and treatment curing.
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