路面预防性养护的实用性能与国外相比还有很大差距。
The utility performance of PPM also has the very big gap compared with abroad.
路面预防性养护是与传统纠正性养护不同的一种高标准养护方式。
Pavement preventive maintenance is different from the tradition, especially in its scope, characteristics and common-seen measures.
路面预防性养护是公路养护的一种新的理念，道路沥青砼面层早期病害是公路中常见的一种现象。
The preventive maintenance of highway pavement is a new concept in highway maintenance; the early hazard in highway asphalt pavement is a common phenomenon in highways.
阐述了路面预防性养护的含义，分析了道路预防性养护作业的必要性，介绍了常用的路面预防性养护手段。
This paper expounds the connotations of the PPM, analyzes on the necessity of carrying out the PPM, and introduces some common methods for the PPM.
叙速了作为预防性养护的稀浆封层对路面强度、稳定度和平整度的要求。并介绍了提高稀浆封层质量应采取的几个措施。
It presents the performance of slurry seal as the preventive maintenance required by the pavement strength, stability and flatness, and provides some measures to improve the seal coat quality.
针对合适的路面，可供选择的预防性养护对策有多种，不同的对策各有优劣。
For right pavement, it has many preventive maintenance countermeasures which have different advantages and disadvantages.
关键是根据路面状况，找准时机，选择合适的预防性养护措施。
The key of preventive maintenance is to select right treatment in the right time for the right pavement according to its condition.
采用车辙深度、横向裂缝长度和路面抗滑性能指数三指标，使用动态聚类法，划分预防性养护路段。
The preventive maintenance sections are divided by using dynamic cluster method and three indexes including rutting depth, transverse crack length and skidding resistance.
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.
路面使用性能的预测作为预防性养护的基础，可以给公路管理部门提供决策依据。
As the basis of preventive maintenance, the prediction of pavement quality can provide the theoretical basis for highway maintenance management departments.
在路面维修或进行预防性养护时，通常希望同一处置措施的施工路段尽可能长一些，以避免施工机械的频繁迁移。
For a pavement maintenance project, it is always expected that the road segments to be treated or candidate segments are as long as possible to avoid frequent migration of paving equipment.
预防性养护是在沥青路面未出现明显损坏之前所进行的养护工作；治疗性养护是在路面发生损坏后所采取的维修养护。
The preventive curing is the curing work made before there is no obvious damage on bituminous pavement and the treatment curing is the maintenance curing made after damage is occurred on pavement.
说明及时实施预防性养护对策能大大提高养护效益，提高路面使用寿命。
Note the timely implementation of preventive conservation measures can greatly increase the conservation benefits and improve the road service life.
说明及时实施预防性养护对策能大大提高养护效益，提高路面使用寿命。
Note the timely implementation of preventive conservation measures can greatly increase the conservation benefits and improve the road service life.
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