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结合北京地铁五号线磁器口至崇文门区间隧道及崇文门东站的工程实际,比较详细地论述了该区间隧道临时施工竖井和施工横通道、崇文门车站东南风井及风道过含水砂层时所采用的施工方案,介绍了防止涌水涌砂、避免产生过大降沉的方法,以及结合具体地质情况所采取的降水措施。
Combined with the actual project of Ciwukou-Chongwenmen tunnel and Chongwenmen East Railway Station on the 5th line of Beijing metro, this paper expounds in detail the inter-section tunnel temporary construction shaft and construction cross-channel, Chongwenmen station southeast wind shaft and air duct over water sand The construction scheme used in the layer describes the methods to prevent gushing surge sand and avoid excessive falling and the precipitation measures taken in combination with specific geological conditions.