鋼波紋涵管是一種(zhong)柔(rou)性(xing)(xing)(xing)構(gou)(gou)造,鋼波紋涵管在構(gou)(gou)造上具有(you)橫向(xiang)補(bu)償位移的特(te)性(xing)(xing)(xing),能夠充沛(pei)發揮鋼材抗拉性(xing)(xing)(xing)能強、抗變(bian)形才能特(te)性(xing)(xing)(xing),具有(you)較大的抗變(bian)形才能和(he)(he)抗沉降(jiang)才能,特(te)別合適于(yu)軟土、收(shou)縮(suo)土、濕陷性(xing)(xing)(xing)黃土等地基承載力較低(di)的地域(yu)和(he)(he)地震多發地域(yu)。
淮南鋼波紋涵管是如何解決路橋問題呢?
也被道路和鐵(tie)道路涵(han)(han)洞普遍應用,鋼鋼波紋涵(han)(han)管洞施(shi)工(gong)前準備(bei)相關資料(liao),人(ren)員及設備(bei)進場,并做好(hao)施(shi)工(gong)時期的(de)平(ping)安防護工(gong)作,對(dui)路基邊坡(po)停止圍網維護,避免石(shi)塊等物體下滑傷人(ren)。根底(di)處(chu)置:可(ke)回填砂礫或砌筑片石(shi)砼,對(dui)基底(di)停止平(ping)整,換填30-50cm厚的(de)砂礫資料(liao),密實度到達90%以上,選擇恰當的(de)流(liu)水縱坡(po)3%左右,定出每道涵(han)(han)的(de)中線(xian)和邊線(xian)。
圓形鋼(gang)波(bo)(bo)(bo)紋(wen)(wen)涵(han)管(guan)(guan),鋼(gang)波(bo)(bo)(bo)紋(wen)(wen)涵(han)管(guan)(guan),大(da)口徑鋼(gang)波(bo)(bo)(bo)紋(wen)(wen)涵(han)管(guan)(guan),金屬鋼(gang)波(bo)(bo)(bo)紋(wen)(wen)涵(han)管(guan)(guan)鋼(gang)波(bo)(bo)(bo)紋(wen)(wen)涵(han)管(guan)(guan)的(de)適(shi)用(yong)范圍(wei):后張法(fa)預(yu)應力鋼(gang)筋混凝(ning)土(tu)橋梁(liang)用(yong)預(yu)應力金屬鋼(gang)波(bo)(bo)(bo)紋(wen)(wen)涵(han)管(guan)(guan);鋼(gang)筋混凝(ning)土(tu)空心板(ban)板(ban)用(yong)預(yu)應力金屬鋼(gang)波(bo)(bo)(bo)紋(wen)(wen)涵(han)管(guan)(guan);梁(liang)板(ban)后張法(fa)鋼(gang)絞線的(de)預(yu)留(liu)孔(kong)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(dai)波紋(wen),和混凝(ning)土(tu)分離(li)較好(hao)(hao),且鋼絞線(xian)張拉灌(guan)漿凝(ning)結后可以讓鋼絞線(xian)、水泥漿、梁板三者之間很(hen)好(hao)(hao)的分離(li),確(que)保張拉應力(li)的平均散布及應力(li)損(sun)失。地腳螺栓預留(liu)孔用金屬鋼波紋(wen)涵管(guan);建筑(zhu)、構筑(zhu)墻體、根底管(guan)線(xian)預埋管(guan)。
由于(yu)(yu)鋼(gang)(gang)波(bo)紋(wen)涵(han)管(guan)施(shi)工(gong)(gong)(gong)簡單且施(shi)工(gong)(gong)(gong)工(gong)(gong)(gong)期短(duan)(普通一道涵(han)洞的(de)(de)施(shi)工(gong)(gong)(gong)時(shi)間(jian)大約在(zai)10天(tian)-15天(tian)左右)縮短(duan)了多年凍(dong)土(tu)的(de)(de)暴露時(shi)間(jian),凍(dong)融量小(xiao),故(gu)特別適用于(yu)(yu)多年凍(dong)土(tu)地(di)域。鋼(gang)(gang)波(bo)紋(wen)涵(han)管(guan)施(shi)工(gong)(gong)(gong)時(shi)對(dui)四周環境的(de)(de)毀壞小(xiao),適用于(yu)(yu)生態環境脆弱的(de)(de)地(di)域鋼(gang)(gang)波(bo)紋(wen)涵(han)管(guan)施(shi)工(gong)(gong)(gong)中只需求對(dui)根底停止(zhi)砂礫回填(tian)處置(zhi)(zhi),對(dui)進出口停止(zhi)混(hun)凝土(tu)或砌石(shi)施(shi)工(gong)(gong)(gong)處置(zhi)(zhi),對(dui)砂、石(shi)材、鋼(gang)(gang)筋等用量小(xiao),十(shi)分(fen)適用于(yu)(yu)砂石(shi)缺乏的(de)(de)地(di)域。
這(zhe)種方式都可以抵達供暖管道(dao)防(fang)(fang)銹處(chu)(chu)(chu)置的(de)目地。金屬(shu)資(zi)料外表依據防(fang)(fang)銹處(chu)(chu)(chu)置處(chu)(chu)(chu)理(li)后,應展示出勻稱互(hu)相(xiang)的(de)金屬(shu)質感,不應該有(you)金屬(shu)資(zi)料空(kong)氣氧化或許其他防(fang)(fang)銹處(chu)(chu)(chu)置是對金屬(shu)資(zi)料鋼波紋(wen)涵管管道(dao)在刷涂防(fang)(fang)腐資(zi)料前(qian)展開處(chu)(chu)(chu)理(li)的(de)一道(dao)關(guan)鍵工作,如今是肅清(qing)管道(dao)外表的(de)浮塵、污漬(zi)、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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