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/ Contact US地址(zhi):江(jiang)蘇省鎮江(jiang)市丁卯經濟開(kai)發區(qu)經五南路2號
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貝雷架的表面保護
鋼(gang)便橋由17片(pian)縱梁(liang)(liang)組成(cheng)(cheng),每片(pian)縱梁(liang)(liang)由21片(pian)3m貝(bei)雷(lei)梁(liang)(liang)組成(cheng)(cheng),在施(shi)工(gong)現場將21m縱梁(liang)(liang)拼裝成(cheng)(cheng)型,整體吊入冠梁(liang)(liang)上,縱梁(liang)(liang)與(yu)縱梁(liang)(liang)之(zhi)間(jian)用90cm連接(jie)片(pian)固定,縱梁(liang)(liang)基(ji)坑西側向東側延伸(shen)。當(dang)所(suo)有的縱梁(liang)(liang)與(yu)連接(jie)片(pian)固定成(cheng)(cheng)形達至橋面板(ban)(ban)寬度,進行現澆(jiao)蓋板(ban)(ban)底(di)模(mo)(3mm厚(hou)鋼(gang)板(ban)(ban))鋪設,底(di)模(mo)鋪設需保(bao)證板(ban)(ban)面的平整度,板(ban)(ban)縫密貼(tie),貝(bei)雷(lei)片(pian)廠家鋼(gang)筋(jin)蓋板(ban)(ban)鋼(gang)筋(jin)按照結構配筋(jin)計算(suan)要求(qiu)施(shi)工(gong),鋼(gang)筋(jin)綁扎完成(cheng)(cheng)之(zhi)后(hou)即進行砼澆(jiao)筑施(shi)工(gong),貝(bei)雷(lei)片(pian)廠家蓋板(ban)(ban)厚(hou)25cm,蓋板(ban)(ban)澆(jiao)筑完成(cheng)(cheng)后(hou)養護7天。
鋼(gang)(gang)便橋蓋板與冠梁上部(bu)擋(dang)墻(qiang)間距為(wei)2cm,防止鋼(gang)(gang)板熱脹冷縮破壞鋼(gang)(gang)筋混(hun)凝土擋(dang)墻(qiang),并用瀝青封堵(du),防止雨水下滲。由于一期開挖后(hou),場地罐車(che)無法(fa)進入,混(hun)凝土采(cai)用汽車(che)泵(beng)進行澆筑,振搗(dao)(dao)棒進行振搗(dao)(dao)。汽車(che)泵(beng)設于圍擋(dang)大(da)門(men)前及圍擋(dang)內4m范(fan)圍,大(da)門(men)外采(cai)取臨(lin)時(shi)圍擋(dang)。


