分享長春檢查井的安(an)(an)裝(zhuang)(zhuang)步(bu)驟,在(zai)進行路基(ji)和(he)檢(jian)查(cha)井筒施(shi)工(gong)時,根據施(shi)工(gong)圖紙同步(bu)預制(zhi)鋼(gang)(gang)筋混(hun)凝土(tu)井圈(quan),并在(zai)井圈(quan)內側二(er)次預制(zhi)混(hun)凝土(tu),使之形成(cheng)封閉(bi)的整(zheng)體(ti),便(bian)于瀝(li)青混(hun)凝土(tu)整(zheng)體(ti)攤鋪。然后(hou)挖(wa)出(chu)混(hun)凝土(tu)檢(jian)查(cha)井孔位,安(an)(an)裝(zhuang)(zhuang)鋼(gang)(gang)筋混(hun)凝土(tu)預制(zhi)井圈(quan)。
井(jing)(jing)圈(quan)(quan)安裝完畢后即進(jin)行瀝青路面(mian)攤(tan)鋪(pu),并(bing)在井(jing)(jing)孔(kong)位做出標志。由于采用(yong)攤(tan)鋪(pu)機分幅(fu)一次攤(tan)鋪(pu),當料(liao)斗(dou)車通過位于分幅(fu)范圍內的混凝土檢查井(jing)(jing)孔(kong)時,因井(jing)(jing)圈(quan)(quan)是(shi)封閉的整體,混合料(liao)不(bu)會落(luo)入孔(kong)內,同(tong)時也便(bian)于壓路機全路幅(fu)碾(nian)壓。
安裝混(hun)(hun)(hun)凝(ning)土(tu)檢(jian)查(cha)井(jing)(jing)(jing)(jing)(jing)井(jing)(jing)(jing)(jing)(jing)座。當攤鋪粗(cu)、中粒式結(jie)構(gou)層并(bing)進(jin)行(xing)碾壓后,挖出檢(jian)查(cha)井(jing)(jing)(jing)(jing)(jing)井(jing)(jing)(jing)(jing)(jing)圈(quan)并(bing)破除(chu)井(jing)(jing)(jing)(jing)(jing)圈(quan)內側混(hun)(hun)(hun)凝(ning)土(tu),用膨(peng)脹螺栓將檢(jian)查(cha)井(jing)(jing)(jing)(jing)(jing)座固定在(zai)井(jing)(jing)(jing)(jing)(jing)圈(quan)上(shang)(shang),使(shi)井(jing)(jing)(jing)(jing)(jing)座與井(jing)(jing)(jing)(jing)(jing)圈(quan)牢固的(de)(de)連(lian)接在(zai)一起。 然后在(zai)檢(jian)查(cha)井(jing)(jing)(jing)(jing)(jing)周邊用高(gao)標號混(hun)(hun)(hun)凝(ning)土(tu)封填,使(shi)頂(ding)面(mian)(mian)保留(liu)瀝青(qing)混(hun)(hun)(hun)凝(ning)土(tu)上(shang)(shang)面(mian)(mian)層厚度,一般在(zai)3厘米左右,并(bing)使(shi)表(biao)面(mian)(mian)呈(cheng)粗(cu)糙狀。安裝井(jing)(jing)(jing)(jing)(jing)座時將檢(jian)查(cha)井(jing)(jing)(jing)(jing)(jing)蓋(gai)的(de)(de)鉸(jiao)接固定端布置在(zai)車輛(liang)行(xing)駛方向的(de)(de)反方向。
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