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S1线石坦隧道下台开挖

2014年02月28日 08:48:21来源:龙湾新闻网字体:

  

  昨天上午,在温州市域铁路S1线一期工程首座隧道——龙湾区石坦隧道西进口,工人用机械开挖隧道下台。石坦隧道全长593米,位于龙湾区状元街道石坦村,是市域铁路S1线各标段中最早开工的项目,于去年底全线贯通。据项目总工程师李明介绍,隧道西进口临近沈海高速公路和运营的金温铁路,为了保障施工安全,最后10米放弃了快速的爆破技术,采用人工机械开挖方式进行,预计今年上半年完工。

   叶晓东 苏静静 摄

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