通过比较不同的坑槽修补技术,指出了喷射法的优点,简要介绍了坑槽修补的喷射法工艺。通过分析改性沥青、乳化沥青的存储及施工难度,指出了应该选择乳化沥青作为黏结剂及适合修补的乳化沥青型号。简述了对骨料的要求,依据不同骨料的特性以及与乳化沥青相容性的要求,得出了应该选用的骨料类型。 By comparing different pit repairing techniques, the advantages of jetting method are pointed out and the jetting process of pit repairing is introduced briefly. By analyzing the storage and construction difficulty of modified asphalt and emulsified asphalt, it is pointed out that the emulsified asphalt should be selected as the binder and the suitable emulsified asphalt model. The requirements for aggregates are briefly described. Based on the characteristics of different aggregates and the compatibility with emulsified asphalt, the types of aggregates should be selected.