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新聞 新聞> 連云港新聞

綜合客運樞紐一期工程單節預制樁32噸創省紀錄

【連網】  (記 者 黃 威 通訊員 蔣克儉 孫進)記者昨天從市交通控股集團了解到,鐵路綜合客運樞紐一期工程,打入的單節26米預制方樁,重32噸,長度和重量都居江蘇省陸基工程建設預制樁單節之最。

日前,東南大學交通學院地下工程項目課題組專程到連云港鐵路綜合客運樞紐施工現場,調研火車站站前地下停車場和隧道工程開展“復雜環境條件下深海相軟土區超長、超大切角方樁施工關鍵技術攻關”課題。調研組認為,該工程在地域復雜和施工多樣性條件下,大膽采用預應力切角方樁進行圍護樁和工程樁施工,可列入工程示范項目。

據介紹,由市交通控股集團承建的連云港市鐵路綜合客運樞紐一期工程,共打入切角預制方樁7089根、總長121923延米,打入灌注樁298根、三軸攪拌樁2337根、高壓旋噴樁1308根。其中打入的單節26米預制方樁,重32噸,長度和重量都居江蘇省陸基工程建設預制樁單節之最。

連云港綜合客運樞紐工程現場辦負責人戴衡說,針對工程的特殊地質和技術難點,承建單位開展了多個科研課題研究,并大膽在工程實踐中予以應用,取得了顯著成效。

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