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沾臨高速施工一標段主體工程基本完成
來源:工程公司   作者:   發布時間:2021-11-22 20:54:40

        11月18日,隨著最后一車瀝青混合料攤鋪碾壓結束和最后一方混凝土入模,標志著工程公司承建的沾臨高速施工一標段主線主體工程基本完成,項目距離通車目標又邁出了關鍵性一步。

沾臨高速施工一標段全長23.2公里,全線采用雙向六車道高速公路標準,設計速度120km/h,路基寬度34.5米,路面結構層采用10cm大粒徑透水性改性瀝青混合料(LSPM-25)柔性基層+8cm粗粒式瀝青混凝土(AC-25C)下面層+6cm中粒式改性瀝青混凝土(AC-20C)中面層+4cm瀝青瑪蹄脂碎石(SMA-13)上面層的攤鋪形式,橋梁內側采用SA級防撞護欄、外側采用SS級防撞護欄。

瀝青路面的上面層是整個瀝青路面攤鋪過程中質量要求最高、施工工藝要求最嚴的一項工程。為確保優質高效的完成上面層攤鋪及護欄施工,項目部不斷優化施工方案,完善質量、安全、環保保障措施,從原材料進場、配合比試配及確定、測量放樣、施工機械和人員配置等方面都進行了合理的規劃、縝密的安排及嚴格的控制,確保了施工的實體質量及外在美觀。

下一步,項目部全體參建人員將繼續“擼起袖子加油干”,眾志成城,再接再厲,全力沖刺沾臨高速公路年內建成通車目標。

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