文(wen)章來源:中國鐵路工程(cheng)總公(gong)司 發布時間(jian):2009-12-10
12月2日(ri),中鐵九(jiu)局施工(gong)(gong)(gong)的(de)福廈鐵路(lu)尾嶺隧道順利貫通,尾嶺隧道位于泉州市(shi)惠安(an)縣境內,全長2620米(mi),是施工(gong)(gong)(gong)標段的(de)第一長隧道,為雙線鐵路(lu)隧道。隧道地形復雜,地質條(tiao)件(jian)差,經(jing)過(guo)的(de)圍巖類別(bie)分別(bie)為Ⅱ、Ⅲ、Ⅳ、Ⅴ級(ji),施工(gong)(gong)(gong)難度(du)極大,是全線控制(zhi)工(gong)(gong)(gong)期工(gong)(gong)(gong)程之一。