【摘要】 本文对多年来水利工程中,热沥青伸缩缝运行中出现漏水的原因加以分析,论述了阳离子乳化沥青的性能及适应条件,建议用阳离子乳化沥青代替热沥青填筑伸缩缝,既便于施工,也能保证质量,是一般水工沥青伸缩缝的新材料,有广阔的发展前景。更多还原

【Abstract】 The writer offered a prposal that substituting emulsified bitumen for hot bitumen in calking of expansion foint in lined canal ,as the emulsified bitumen is easy to construct and, is ensured in quality .Additionally,the cost of construction of it is lower than that of the hot bitumen .Both the expansion leallage causes of the hot bitumen we have been applying and the features of the emulsified bitumen being described in detail .更多还原