倒排工期(優(yōu)化方案附表4)

1、K375橋施工進度橫道圖,序號,項目,單位,數(shù)量,8月,9月,10月,11月,12月,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,1,2,3,4,

2、5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,1,2,3,4,5,6,7,8,9,鋼筋加工,一,現(xiàn)澆段A,1,井點降水,2,基坑開挖,3,滑板混凝土,4,底板綁筋,5,底板支模,6,底板混凝土,7,邊墻頂板搭設滿堂紅腳手架，支模,8,邊墻頂板綁筋,9,邊墻頂板混凝土,10,邊墻頂板養(yǎng)生，拆模,11,防水層的鋪設,12,保護層混凝土,13,回填滲水土,二,頂進段C,1,井點降水,2,基坑開挖,3,滑板混凝土,4,潤滑層施工,5,分配梁綁筋,6,分配梁支模,7,分配梁混凝土,8,底板綁筋,9,底板支

3、模,10,底板混凝土,11,邊墻頂板搭設滿堂紅腳手架，支模,12,邊墻頂板綁筋,13,邊墻頂板混凝土,14,邊墻頂板養(yǎng)生，拆模,15,防水層的鋪設,16,保護層混凝土,17,頂進,18,回填滲水土,三,現(xiàn)澆段B,1,墊層混凝土,2,底板綁筋,3,底板支模,4,底板混凝土,5,邊墻頂板搭設滿堂紅腳手架，支模,6,邊墻頂板綁筋,7,邊墻頂板混凝土,8,邊墻頂板養(yǎng)生，拆模,9,防水層的鋪設,10,保護層混凝土,11,回填滲水土,四,樁施工,1,封鎖拆除5,7，9道,2,現(xiàn)澆段B支撐擋土樁,3,冠梁綁筋,4,冠梁支模,5,冠梁混凝土,6,1，3和2,4線間支撐樁,7,支撐樁架縱梁（封鎖3,4道）,8,

4、路基防護樁,9,冠梁綁筋,10,冠梁支模,11,冠梁混凝土,五,架空線路,1,封鎖更換標準軌（封鎖2道）,2,抽換3道枕木（封鎖3道）,3,安裝3道扣軌（封鎖3道）,4,抽換4道枕木（封鎖4道）,5,安裝4道扣軌（封鎖4道）,6,抽換1道枕木（封鎖1道）,7,安裝1道扣軌（封鎖1道）,8,抽換2道枕木（封鎖2道）,9,安裝2道扣軌（封鎖2道）,10,穿1234道橫梁橫梁 （封鎖1234道）,11,架設4道縱梁（封鎖4道）,12,架設3道縱梁（封鎖3道）,13,架設1，2道縱梁（封鎖1，2道）,六,附屬工程,1,底梁步道板,2,防撞墻,3,防拋網,4,人行道欄桿,5,橋頂路面硬化,七,恢復線路,1,拆除1，2道縱梁,2,拆除3道縱梁,3,拆除4道縱梁,4,抽1234道橫梁,5,抽換1道枕木,6,抽換2