烏江特大橋(qiao)(qiao)位(wei)于貴(gui)州省(sheng)思南、石(shi)阡(qian)、鳳(feng)岡(gang)三(san)縣交界處,由中交一公局承建(jian),是德江至余慶高速公路的重要控(kong)制性(xing)工程,大橋(qiao)(qiao)全(quan)長1834米(mi),主橋(qiao)(qiao)為(wei)504米(mi)上承式鋼管(guan)混凝(ning)土拱橋(qiao)(qiao)。
2023年(nian)3月30日,由中交一公局(ju)承(cheng)建的德(de)余(yu)高速烏江(jiang)特(te)大橋主體貫通(tong)。該橋位于貴(gui)州省思南、石阡、鳳岡三縣(xian)交界處,是(shi)德(de)江(jiang)至(zhi)余(yu)慶高速公路的重(zhong)要(yao)控制性工程。
烏江特(te)大橋(qiao)是貴(gui)州德江至余慶(qing)高(gao)速的控制性工程,全長1834米,主橋(qiao)為504米,是目前世(shi)界最大跨徑上承式鋼管(guan)混凝(ning)土(tu)拱橋(qiao)。
烏江特大(da)橋(qiao)主拱肋由60個拱肋節段(duan)組成,最大(da)的節段(duan)長17米(mi),重達(da)157噸。
2022年(nian)8月(yue)5日,德(de)余高(gao)速召開烏(wu)(wu)江(jiang)特大橋主(zhu)拱(gong)(gong)肋合龍專(zhuan)家咨詢評審會(hui)。8月(yue)15日,隨著最(zui)后(hou)一個節段吊裝焊接完(wan)成(cheng),標(biao)志著世界最(zui)大跨(kua)度上承式鋼管混泥土拱(gong)(gong)橋德(de)余高(gao)速烏(wu)(wu)江(jiang)特大橋主(zhu)拱(gong)(gong)成(cheng)功合龍,大橋取得突破性進展(zhan)。11月(yue)27日,重慶彭(peng)水渝湘(xiang)復線(xian)高(gao)速磨寨烏(wu)(wu)江(jiang)特大橋4號主(zhu)墩完(wan)成(cheng)185米施工。
2023年(nian)2月(yue),德(de)(江(jiang)(jiang)(jiang))余(yu)(yu)(yu)(慶(qing)(qing))高(gao)(gao)速(su)(su)烏(wu)(wu)江(jiang)(jiang)(jiang)特(te)(te)(te)(te)大(da)(da)(da)橋(qiao)(qiao)(qiao)(qiao)(qiao)施工(gong)(gong)進(jin)(jin)展順利,大(da)(da)(da)橋(qiao)(qiao)(qiao)(qiao)(qiao)建(jian)設(she)進(jin)(jin)入橋(qiao)(qiao)(qiao)(qiao)(qiao)面(mian)(mian)系施工(gong)(gong)階(jie)段。2月(yue)21日(ri),烏(wu)(wu)江(jiang)(jiang)(jiang)特(te)(te)(te)(te)大(da)(da)(da)橋(qiao)(qiao)(qiao)(qiao)(qiao)施工(gong)(gong)進(jin)(jin)度(du)已(yi)完成91%。3月(yue)30日(ri),貴州德(de)余(yu)(yu)(yu)高(gao)(gao)速(su)(su)烏(wu)(wu)江(jiang)(jiang)(jiang)特(te)(te)(te)(te)大(da)(da)(da)橋(qiao)(qiao)(qiao)(qiao)(qiao)鋼(gang)結構(gou)施工(gong)(gong)全面(mian)(mian)完成,標志(zhi)著大(da)(da)(da)橋(qiao)(qiao)(qiao)(qiao)(qiao)主(zhu)體貫(guan)通(tong)(tong)(tong),為德(de)(江(jiang)(jiang)(jiang))余(yu)(yu)(yu)(慶(qing)(qing))高(gao)(gao)速(su)(su)今年(nian)實(shi)現通(tong)(tong)(tong)車(che)目標打下了堅實(shi)基(ji)礎。4月(yue),德(de)余(yu)(yu)(yu)高(gao)(gao)速(su)(su)烏(wu)(wu)江(jiang)(jiang)(jiang)特(te)(te)(te)(te)大(da)(da)(da)橋(qiao)(qiao)(qiao)(qiao)(qiao)自3月(yue)底鋼(gang)梁貫(guan)通(tong)(tong)(tong)以來,目前正在進(jin)(jin)行(xing)UHPC橋(qiao)(qiao)(qiao)(qiao)(qiao)面(mian)(mian)板(ban)安裝工(gong)(gong)作,后續還有(you)濕接(jie)縫和鋼(gang)護欄施工(gong)(gong)。4月(yue)12日(ri),德(de)余(yu)(yu)(yu)高(gao)(gao)速(su)(su)烏(wu)(wu)江(jiang)(jiang)(jiang)特(te)(te)(te)(te)大(da)(da)(da)橋(qiao)(qiao)(qiao)(qiao)(qiao)項目建(jian)設(she)進(jin)(jin)入沖刺階(jie)段,開展橋(qiao)(qiao)(qiao)(qiao)(qiao)面(mian)(mian)板(ban)施工(gong)(gong),為通(tong)(tong)(tong)車(che)奠定基(ji)礎。4月(yue)26日(ri),貴州德(de)余(yu)(yu)(yu)高(gao)(gao)速(su)(su)烏(wu)(wu)江(jiang)(jiang)(jiang)特(te)(te)(te)(te)大(da)(da)(da)橋(qiao)(qiao)(qiao)(qiao)(qiao)橋(qiao)(qiao)(qiao)(qiao)(qiao)面(mian)(mian)全線貫(guan)通(tong)(tong)(tong)。6月(yue)28日(ri),中交一公(gong)局(ju)集團投資建(jian)設(she)的德(de)余(yu)(yu)(yu)高(gao)(gao)速(su)(su)烏(wu)(wu)江(jiang)(jiang)(jiang)特(te)(te)(te)(te)大(da)(da)(da)橋(qiao)(qiao)(qiao)(qiao)(qiao)順利通(tong)(tong)(tong)過橋(qiao)(qiao)(qiao)(qiao)(qiao)梁荷載(zai)試驗,標志(zhi)著烏(wu)(wu)江(jiang)(jiang)(jiang)特(te)(te)(te)(te)大(da)(da)(da)橋(qiao)(qiao)(qiao)(qiao)(qiao)已(yi)具備通(tong)(tong)(tong)車(che)條(tiao)件(jian)。7月(yue)10日(ri),德(de)余(yu)(yu)(yu)高(gao)(gao)速(su)(su)烏(wu)(wu)江(jiang)(jiang)(jiang)特(te)(te)(te)(te)大(da)(da)(da)橋(qiao)(qiao)(qiao)(qiao)(qiao)正式通(tong)(tong)(tong)車(che),德(de)余(yu)(yu)(yu)高(gao)(gao)速(su)(su)全線建(jian)成通(tong)(tong)(tong)車(che)。
建(jian)成(cheng)后(hou)將成(cheng)為擁有“世(shi)界(jie)橋梁博物(wu)(wu)館(guan)”美譽的(de)(de)貴州新添一座橋梁地標,德余高速烏(wu)江特大(da)橋將成(cheng)為世(shi)界(jie)橋梁博物(wu)(wu)館(guan)大(da)家族(zu)的(de)(de)一名新成(cheng)員。
烏江特大橋是(shi)目前世(shi)(shi)界(jie)上最大跨徑的上承式(shi)鋼(gang)管混凝土拱橋,刷新了平塘羅甸高速大小井特大橋450米世(shi)(shi)界(jie)第一的紀錄。同時也是(shi)世(shi)(shi)界(jie)上首座通過(guo)高強(qiang)螺栓栓接的橋梁(liang)。