合（肥）武（汉）铁路客运专线红石岩隧道位于大别山区，隧道穿过山间沟谷，地表水发育，谷地节理密集，局部地段岩体破碎，有一定的透水性，在施工过程中采取“防、排、堵相结合，因地制宜，综合治理”的原则，通过狠抓防排水细节施工，收到了良好的防水效果。

 Located in Dabieshan mountainous area, Hongshiyan tunnel on Hefei～Wuhan passengerdedicated railway crosses mountainous cloughs, where there develop ground water, concentrated joints and local permeable fractured rock masses. During the construction of the tunnel, the principle that "comprehensive countermeasures, such as waterproofing, drainage and waterstopping, are taken in accordance with the actual conditions of the tunnel" are adopted and special attentions are paid to the details of the waterproofing and drainage construction, which results in good waterproofing effects.