文章來源(yuan)：上海(hai)國(guo)資委 發布時間：2012-04-07
由(you)上(shang)海(hai)建(jian)(jian)工(gong)(gong)集團總承(cheng)包承(cheng)建(jian)(jian)的(de)金(jin)(jin)山鐵(tie)(tie)路(lu)(lu)(lu)(lu)(lu)改建(jian)(jian)工(gong)(gong)程,其中的(de)黃浦(pu)江特大橋(qiao)(qiao)(qiao)(qiao)主(zhu)橋(qiao)(qiao)(qiao)(qiao)工(gong)(gong)程近(jin)日(ri)成(cheng)(cheng)功實(shi)現(xian)南北貫通(tong)。該線(xian)(xian)路(lu)(lu)(lu)(lu)(lu)從(cong)上(shang)海(hai)南站至(zhi)金(jin)(jin)山客站,全(quan)(quan)長(chang)56.4公(gong)(gong)里(li)(li),建(jian)(jian)成(cheng)(cheng)后將成(cheng)(cheng)為(wei)(wei)上(shang)海(hai)市中心城(cheng)區(qu)連(lian)接金(jin)(jin)山區(qu)的(de)一條(tiao)快速(su)鐵(tie)(tie)路(lu)(lu)(lu)(lu)(lu),又稱上(shang)海(hai)市域(yu)快速(su)軌(gui)道交(jiao)通(tong)22號(hao)線(xian)(xian)。金(jin)(jin)山鐵(tie)(tie)路(lu)(lu)(lu)(lu)(lu)改建(jian)(jian)工(gong)(gong)程黃浦(pu)江特大橋(qiao)(qiao)(qiao)(qiao)主(zhu)橋(qiao)(qiao)(qiao)(qiao)及引橋(qiao)(qiao)(qiao)(qiao)全(quan)(quan)長(chang)3.5公(gong)(gong)里(li)(li),主(zhu)橋(qiao)(qiao)(qiao)(qiao)為(wei)(wei)4孔跨(kua)徑(jing)112米的(de)簡(jian)支鋼(gang)(gang)桁(heng)架(jia)雙線(xian)(xian)鐵(tie)(tie)路(lu)(lu)(lu)(lu)(lu)橋(qiao)(qiao)(qiao)(qiao),全(quan)(quan)長(chang)456米,鉆孔樁基(ji)礎(chu),鋼(gang)(gang)桁(heng)梁總用鋼(gang)(gang)量8000多噸,高強螺栓21萬余(yu)套。上(shang)海(hai)建(jian)(jian)工(gong)(gong)基(ji)礎(chu)公(gong)(gong)司先(xian)后攻克(ke)了深水墩臺施(shi)工(gong)(gong)、鋼(gang)(gang)桁(heng)梁懸臂拼裝等(deng)技術難題及臨(lin)近(jin)鐵(tie)(tie)路(lu)(lu)(lu)(lu)(lu)既(ji)有線(xian)(xian)施(shi)工(gong)(gong)與繁忙航道水上(shang)作業等(deng)困難,終(zhong)于如期實(shi)現(xian)主(zhu)橋(qiao)(qiao)(qiao)(qiao)貫通(tong),為(wei)(wei)年內實(shi)現(xian)金(jin)(jin)山鐵(tie)(tie)路(lu)(lu)(lu)(lu)(lu)全(quan)(quan)線(xian)(xian)通(tong)車奠定了基(ji)礎(chu)。