鋼波紋涵管是一種柔(rou)性(xing)構(gou)造,鋼(gang)波紋(wen)涵管在構(gou)造上具(ju)有(you)(you)橫向(xiang)補(bu)償(chang)位移(yi)的(de)特性(xing),能夠充(chong)沛發揮鋼(gang)材抗(kang)拉性(xing)能強、抗(kang)變形才(cai)能特性(xing),具(ju)有(you)(you)較大(da)的(de)抗(kang)變形才(cai)能和(he)抗(kang)沉降才(cai)能,特別合適于軟土、收縮土、濕(shi)陷性(xing)黃土等地(di)基承載力較低的(de)地(di)域(yu)和(he)地(di)震多發地(di)域(yu)。
淮南鋼波紋涵管是如何解決路橋問題呢?
也被道(dao)路(lu)(lu)和(he)鐵道(dao)路(lu)(lu)涵(han)洞普遍應用,鋼鋼波(bo)紋(wen)涵(han)管洞施(shi)工(gong)(gong)前準備(bei)相關(guan)資(zi)料,人員及設備(bei)進場,并(bing)做好(hao)施(shi)工(gong)(gong)時期的平安(an)防護工(gong)(gong)作,對路(lu)(lu)基(ji)邊(bian)坡停(ting)止圍網維護,避免(mian)石塊等(deng)物體下滑傷人。根底(di)處置:可回(hui)填(tian)砂礫(li)或砌(qi)筑片石砼,對基(ji)底(di)停(ting)止平整,換填(tian)30-50cm厚的砂礫(li)資(zi)料,密實度(du)到(dao)達90%以上,選(xuan)擇恰當(dang)的流水縱坡3%左右,定出每(mei)道(dao)涵(han)的中線和(he)邊(bian)線。
圓(yuan)形鋼(gang)波(bo)(bo)(bo)紋(wen)(wen)(wen)涵(han)(han)(han)管(guan),鋼(gang)波(bo)(bo)(bo)紋(wen)(wen)(wen)涵(han)(han)(han)管(guan),大口徑鋼(gang)波(bo)(bo)(bo)紋(wen)(wen)(wen)涵(han)(han)(han)管(guan),金(jin)(jin)屬(shu)鋼(gang)波(bo)(bo)(bo)紋(wen)(wen)(wen)涵(han)(han)(han)管(guan)鋼(gang)波(bo)(bo)(bo)紋(wen)(wen)(wen)涵(han)(han)(han)管(guan)的適用范(fan)圍:后(hou)張法預(yu)應(ying)(ying)力(li)鋼(gang)筋混凝土橋梁用預(yu)應(ying)(ying)力(li)金(jin)(jin)屬(shu)鋼(gang)波(bo)(bo)(bo)紋(wen)(wen)(wen)涵(han)(han)(han)管(guan);鋼(gang)筋混凝土空心板板用預(yu)應(ying)(ying)力(li)金(jin)(jin)屬(shu)鋼(gang)波(bo)(bo)(bo)紋(wen)(wen)(wen)涵(han)(han)(han)管(guan);梁板后(hou)張法鋼(gang)絞線(xian)的預(yu)留孔道。
淮南鋼波紋涵管是如何解決路橋問題呢?
由于波紋(wen)管(guan)帶波紋(wen),和混凝土分(fen)離較好(hao),且鋼絞線張(zhang)(zhang)拉灌漿(jiang)凝結后可(ke)以讓鋼絞線、水泥(ni)漿(jiang)、梁板三者之(zhi)間很好(hao)的分(fen)離,確保張(zhang)(zhang)拉應力(li)的平均散布(bu)及應力(li)損失。地(di)腳螺栓預(yu)留孔用金屬鋼波紋(wen)涵管(guan);建筑、構筑墻體(ti)、根底(di)管(guan)線預(yu)埋管(guan)。
由(you)于鋼(gang)波紋涵(han)管施(shi)(shi)工(gong)簡單且施(shi)(shi)工(gong)工(gong)期(qi)短(普(pu)通(tong)一道涵(han)洞的(de)施(shi)(shi)工(gong)時(shi)間(jian)大約(yue)在10天(tian)-15天(tian)左右)縮短了多年凍(dong)土的(de)暴露時(shi)間(jian),凍(dong)融量小(xiao),故特別(bie)適(shi)(shi)用(yong)(yong)于多年凍(dong)土地域(yu)。鋼(gang)波紋涵(han)管施(shi)(shi)工(gong)時(shi)對四周環(huan)境(jing)的(de)毀壞小(xiao),適(shi)(shi)用(yong)(yong)于生態環(huan)境(jing)脆弱(ruo)的(de)地域(yu)鋼(gang)波紋涵(han)管施(shi)(shi)工(gong)中只(zhi)需求對根底停止(zhi)砂礫回(hui)填處置,對進出口停止(zhi)混凝土或砌石(shi)施(shi)(shi)工(gong)處置,對砂、石(shi)材、鋼(gang)筋等用(yong)(yong)量小(xiao),十分適(shi)(shi)用(yong)(yong)于砂石(shi)缺乏的(de)地域(yu)。
這種方(fang)式(shi)都(dou)可以抵達供暖管(guan)道(dao)(dao)防銹處置(zhi)的目地。金(jin)屬資(zi)料(liao)外表(biao)依據防銹處置(zhi)處理(li)后,應展示出勻稱互相的金(jin)屬質感,不應該有金(jin)屬資(zi)料(liao)空氣氧化或許其他(ta)防銹處置(zhi)是對金(jin)屬資(zi)料(liao)鋼波紋涵管(guan)管(guan)道(dao)(dao)在刷涂防腐資(zi)料(liao)前(qian)展開(kai)處理(li)的一道(dao)(dao)關(guan)鍵工(gong)作(zuo),如今是肅清管(guan)道(dao)(dao)外表(biao)的浮塵、污漬、銹跡、焊穿等殘物。
鋼波紋涵管施工時,采用分段施工的辦法,預先在原拱涵基底用角鋼并排兩根,長度依據涵長肯定,作涵管推進時的滑軌,鋼波紋涵管管徑依據工程需求可有不同的規格,整裝管管徑為0.5m-2.5m,每節長度3.06米,采用內(外)法蘭螺栓銜接,拼裝管管徑為3m-8m,板與板搭接高強螺栓緊固。//hanihanbj.com/
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