文章來源(yuan)：中國鐵路工程總公(gong)司 發布時間：2011-04-09
近日，中國鐵路工程總公司所屬中鐵隧道集團承建的錢塘江首條穿江隧道——杭州慶春路過江隧道全線貫通。
慶春路過江(jiang)(jiang)(jiang)(jiang)隧道作為“錢(qian)(qian)(qian)(qian)江(jiang)(jiang)(jiang)(jiang)第一隧”， 是(shi)首條(tiao)橫(heng)貫錢(qian)(qian)(qian)(qian)塘江(jiang)(jiang)(jiang)(jiang)的(de)過江(jiang)(jiang)(jiang)(jiang)隧道，位(wei)于(yu)錢(qian)(qian)(qian)(qian)塘江(jiang)(jiang)(jiang)(jiang)三橋下游2.3公(gong)里處，工(gong)(gong)程(cheng)(cheng)全長5352米，工(gong)(gong)程(cheng)(cheng)采(cai)用(yong)(yong)盾構(gou)(gou)施工(gong)(gong)穿(chuan)越錢(qian)(qian)(qian)(qian)塘江(jiang)(jiang)(jiang)(jiang)，總投(tou)資19.5億元。建(jian)成(cheng)后可連接起錢(qian)(qian)(qian)(qian)江(jiang)(jiang)(jiang)(jiang)新城和(he)對岸蕭山的(de)錢(qian)(qian)(qian)(qian)江(jiang)(jiang)(jiang)(jiang)世紀城，對推動杭(hang)(hang)州(zhou)市(shi)的(de)經濟發(fa)展有(you)著重要的(de)歷史意(yi)義，是(shi)杭(hang)(hang)州(zhou)市(shi)第一個(ge)采(cai)用(yong)(yong)BOT 模式建(jian)設的(de)城市(shi)基礎設施項(xiang)目。自開工(gong)(gong)以來，參(can)建(jian)項(xiang)目部科學組織施工(gong)(gong)，嚴格施工(gong)(gong)工(gong)(gong)序，狠抓安全質量，先(xian)后克服(fu)了穿(chuan)越江(jiang)(jiang)(jiang)(jiang)南800mm厚混(hun)凝土墻、地下高承壓(ya)水、2009年中(zhong)秋(qiu)節錢(qian)(qian)(qian)(qian)江(jiang)(jiang)(jiang)(jiang)世紀大潮、盾構(gou)(gou)穿(chuan)越多種(zhong)地層(ceng)、掘進受力不均勻、大斷(duan)面獨頭(tou)掘進、盾構(gou)(gou)施工(gong)(gong)中(zhong)高氣(qi)壓(ya)下進艙檢修等諸多困難，最終順利(li)完成(cheng)了工(gong)(gong)程(cheng)(cheng)任(ren)務。