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春風(fēng)隧道工程即將掘進(jìn) 中國最大直徑盾構機“春風(fēng)號”露真容

2019-04-29 20:09來(lái)源:深圳新聞網(wǎng)

春風(fēng)隧道施工現場(chǎng),巨大的龍門(mén)吊格外顯眼

據了解,春風(fēng)隧道工程全長(cháng)5.078公里,采用單洞結構,上下兩層雙向行駛,設計時(shí)速60公里/小時(shí)。春風(fēng)隧道是深圳市首條采用盾構法施工的市政公路隧道,也是中國目前在建直徑最大的盾構項目,開(kāi)挖直徑達到15.80米。隧道建成后,可以促使擁堵在濱河大道上的汽車(chē)從上步立交附近直接駛達新秀立交東側的東部過(guò)境高速公路市政連接線(xiàn),緩解交通壓力。

春風(fēng)隧道中,值得一提的便是安裝在工程中的中國最大直徑盾構機“春風(fēng)號”。它是一臺重達4600噸的超大型設備,長(cháng)135米,開(kāi)挖直徑15.80米,裝機總功率超過(guò)1.15萬(wàn)千瓦,比“復興號”高鐵的總牽引動(dòng)力還要高10%,其高達2.46萬(wàn)噸的強大推力是我國最大運載火箭“長(cháng)征五號”的24倍左右。

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[責任編輯:鄭曉鵬]

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