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第二章沥青路面的修补2-01适用范围本章所叙述的沥青路面的修补适用于所有的沥青路面结构,即对车行道、路肩、市区街道、机场跑道、滑行道、停车场、停机坪以及其他民间道路等均可适用。本章将叙述沥青路面最常见的各种类型的缺欠和破坏及其发生的原因和合理的修补方法。2-02水分与粒料基层目前的很多沥青路面都是由粒料基层和沥青面层所构成。基层材料是用砂砾或未筛洗材料经破碎调整的碎石,这种基层,若排水适当,可充分发挥它的作用。但是,如果
Chapter 2 Patch Repair of Asphalt Pavements 2-01 Scope of Application The repair of asphalt pavement described in this chapter is applicable to all asphalt pavement structures, namely, roadways, shoulders, urban streets, airport runways, taxiways, parking lots, stoppages Ping and other civil roads are applicable. This chapter describes the most common types of imperfections and pitfalls in asphalt pavements, their causes and possible remedial methods. 2-02 Moisture and Pellet Grassroots Many of today’s asphalt pavements are composed of a gravel base and an asphalt finish. Grass-roots material is gravel or unscreened material crushed by the adjustment of the gravel, this grassroots, drainage if appropriate, can give full play to its role. but if