The transverse joint is a key technical issue in the construction of high-type bituminous concrete pavement, affects road surface evenness.

横接缝是高等级沥青混凝土路面施工中的一个比较关键性的技术问题，是影响路面平整度的重要因素。

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Now in the design and construction technical specification, there is no specific regulation on setting expansion joint on road surface bases, research in the aspect also is generally neglected.

在沥青砼路面水稳基层中设置伸缩缝，目前在设计、施工技术规范中尚没有明确的规定，对这方面的研究亦通常被人们所忽视。

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