电脑台车打设超前管棚预注浆施工技术

Construction technique of pipe-roof with computerized jumbo

文章通过对东秦岭隧道首次采用电脑台车打设超前大管棚所取得的施工效果,叙述了这一超前预加固的施工技术,并对这一技术提出了其应用前景。

The construction technique of pipe - roof with computerized jumbo is used in Dongqinling tunnel for the first time. In this paper, this pre - reinforcement technique is presented and its application promise is put forward.