文章(zhang)來(lai)源：中國(guo)石油天(tian)然(ran)氣集團公(gong)司 發布時(shi)間：2009-12-30
12月(yue)15日(ri)，中國石油(you)冀東油(you)田(tian)南(nan)堡(bao)(bao)1-2人工島北側環島路旁，弧光閃耀(yao)，焊花(hua)飛濺，南(nan)堡(bao)(bao)1-3人工島至南(nan)堡(bao)(bao)1-1人工島的海(hai)底(di)管(guan)道預制工作(zuo)正在這(zhe)里火熱展開，由此拉開冀東南(nan)堡(bao)(bao)油(you)田(tian)第二(er)條海(hai)底(di)管(guan)道工程施工的序幕。
南(nan)堡1-3人(ren)(ren)工(gong)(gong)(gong)島至南(nan)堡1-1人(ren)(ren)工(gong)(gong)(gong)島海底(di)管道包括一條(tiao)混(hun)輸管線(xian)(xian)和(he)一條(tiao)供水管線(xian)(xian)，由南(nan)堡1-3人(ren)(ren)工(gong)(gong)(gong)島通向(xiang)南(nan)堡1-1人(ren)(ren)工(gong)(gong)(gong)島，長度均為(wei)(wei)(wei)7.2千米(mi)。混(hun)輸管線(xian)(xian)為(wei)(wei)(wei)雙層(ceng)管線(xian)(xian)，內管直徑(jing)(jing)為(wei)(wei)(wei)406毫(hao)米(mi)，外管直徑(jing)(jing)為(wei)(wei)(wei)559毫(hao)米(mi)，采用浮拖法鋪(pu)設(she)。供水管線(xian)(xian)為(wei)(wei)(wei)單層(ceng)管，直徑(jing)(jing)為(wei)(wei)(wei)355毫(hao)米(mi)，采用混(hun)凝(ning)土配重和(he)鋪(pu)管船法鋪(pu)設(she)。兩條(tiao)管線(xian)(xian)同(tong)時施(shi)工(gong)(gong)(gong)，計劃于(yu)2009年(nian)6月底(di)達(da)到(dao)投產條(tiao)件。
南(nan)堡1-3人(ren)工島(dao)是冀東油(you)田2009年(nian)產(chan)能建(jian)(jian)(jian)設(she)主(zhu)戰(zhan)場之(zhi)一，目(mu)前(qian)已經完(wan)成島(dao)體吹(chui)填(tian)，正在(zai)進(jin)行(xing)(xing)地(di)基處理，登陸點(dian)建(jian)(jian)(jian)設(she)進(jin)入收(shou)尾(wei)階段，預(yu)計2009年(nian)2月底可(ke)達到鉆機上島(dao)條(tiao)件(jian)。為確保南(nan)堡1-3人(ren)工島(dao)產(chan)能建(jian)(jian)(jian)設(she)順利實施(shi)，南(nan)堡油(you)田2號平臺建(jian)(jian)(jian)設(she)項(xiang)目(mu)部超(chao)前(qian)謀劃，超(chao)前(qian)進(jin)行(xing)(xing)材料采購和海底電纜(lan)鋪設(she)，目(mu)前(qian)電纜(lan)鋪設(she)和管(guan)道(dao)加工已經完(wan)成，爭取(qu)在(zai)今年(nian)冬(dong)天(tian)完(wan)成全(quan)部管(guan)線預(yu)制工作，并在(zai)海況(kuang)條(tiao)件(jian)適合時(shi)及時(shi)出海施(shi)工。