Abstract
通过对沥青路面的坑槽产生机理分析和7种修补技术和工艺的归纳，对坑槽修补工艺进行了深入探讨。文章结合陕西省干线公路养护经验，对坑槽修补技术进行寿命周期费用分析，表明：冷补法适用于应急性施工；但从经济效益和公路养护质量方面，热补工艺具有修补质量好、耐久性高、成本低的优势。养护中应两者兼备，有机结合。 The paper explores the potholes mends process by analyzing potholes growth mechanism and summarizing 7 repair technologies. Through life cycle cost analysis of various potholes repair technology and combining experience of Shaanxi Province trunk road maintenance, the articles shows that the cold patch method applies to the contingency construction. However, from the economic efficiency and the quality of road maintenance, hot-fill process has the advantage of good quality, high durability, and low cost. It is recommended to combine the cold-fill method with hot patch method in road maintenance.
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