鋼波紋涵管是(shi)一(yi)種(zhong)柔性構造,鋼波紋(wen)涵(han)管在構造上具有(you)橫向補償位移(yi)的(de)特(te)性,能夠充沛發揮鋼材抗(kang)拉性能強、抗(kang)變形才(cai)(cai)(cai)能特(te)性,具有(you)較大的(de)抗(kang)變形才(cai)(cai)(cai)能和(he)抗(kang)沉(chen)降才(cai)(cai)(cai)能,特(te)別合適于軟土(tu)、收縮土(tu)、濕陷性黃土(tu)等(deng)地(di)基承(cheng)載力較低的(de)地(di)域和(he)地(di)震多發地(di)域。
淮南鋼波紋涵管是如何解決路橋問題呢?
也被(bei)道(dao)路和鐵道(dao)路涵(han)(han)洞(dong)普遍應用,鋼鋼波(bo)紋涵(han)(han)管(guan)洞(dong)施(shi)工(gong)(gong)(gong)前準(zhun)備(bei)相關資(zi)料,人員(yuan)及(ji)設(she)備(bei)進(jin)場,并做好施(shi)工(gong)(gong)(gong)時期(qi)的(de)平安(an)防護工(gong)(gong)(gong)作,對路基邊坡停(ting)止圍網維護,避免石(shi)塊等(deng)物(wu)體下滑(hua)傷(shang)人。根(gen)底(di)處(chu)置:可回填(tian)(tian)砂礫或砌筑片石(shi)砼,對基底(di)停(ting)止平整(zheng),換填(tian)(tian)30-50cm厚(hou)的(de)砂礫資(zi)料,密實度(du)到達90%以上,選(xuan)擇恰當的(de)流水縱坡3%左右(you),定(ding)出每道(dao)涵(han)(han)的(de)中線和邊線。
圓形鋼(gang)(gang)波(bo)(bo)紋(wen)(wen)(wen)涵(han)管,鋼(gang)(gang)波(bo)(bo)紋(wen)(wen)(wen)涵(han)管,大口徑(jing)鋼(gang)(gang)波(bo)(bo)紋(wen)(wen)(wen)涵(han)管,金屬(shu)(shu)鋼(gang)(gang)波(bo)(bo)紋(wen)(wen)(wen)涵(han)管鋼(gang)(gang)波(bo)(bo)紋(wen)(wen)(wen)涵(han)管的(de)適用范圍:后張(zhang)法預(yu)應力鋼(gang)(gang)筋(jin)混凝土(tu)橋(qiao)梁(liang)用預(yu)應力金屬(shu)(shu)鋼(gang)(gang)波(bo)(bo)紋(wen)(wen)(wen)涵(han)管;鋼(gang)(gang)筋(jin)混凝土(tu)空心板板用預(yu)應力金屬(shu)(shu)鋼(gang)(gang)波(bo)(bo)紋(wen)(wen)(wen)涵(han)管;梁(liang)板后張(zhang)法鋼(gang)(gang)絞(jiao)線的(de)預(yu)留孔道。
淮南鋼波紋涵管是如何解決路橋問題呢?
由(you)于波紋管(guan)(guan)帶波紋,和混(hun)凝土分離較(jiao)好(hao),且鋼絞線張拉(la)灌漿凝結后可以讓鋼絞線、水泥漿、梁板(ban)三(san)者之間很好(hao)的分離,確保張拉(la)應力(li)的平均散布及(ji)應力(li)損(sun)失(shi)。地腳螺(luo)栓(shuan)預留孔(kong)用金(jin)屬鋼波紋涵管(guan)(guan);建(jian)筑、構筑墻體、根底(di)管(guan)(guan)線預埋管(guan)(guan)。
由于(yu)鋼波紋涵(han)(han)管施(shi)(shi)(shi)工(gong)簡單且(qie)施(shi)(shi)(shi)工(gong)工(gong)期短(duan)(普(pu)通(tong)一(yi)道涵(han)(han)洞的(de)施(shi)(shi)(shi)工(gong)時(shi)(shi)間大約(yue)在10天(tian)-15天(tian)左右)縮(suo)短(duan)了多年凍(dong)(dong)土(tu)的(de)暴(bao)露時(shi)(shi)間,凍(dong)(dong)融量小(xiao),故(gu)特別(bie)適用(yong)于(yu)多年凍(dong)(dong)土(tu)地域(yu)。鋼波紋涵(han)(han)管施(shi)(shi)(shi)工(gong)時(shi)(shi)對(dui)四周環境(jing)的(de)毀壞小(xiao),適用(yong)于(yu)生態(tai)環境(jing)脆弱的(de)地域(yu)鋼波紋涵(han)(han)管施(shi)(shi)(shi)工(gong)中(zhong)只需(xu)求對(dui)根底停(ting)止(zhi)砂礫回填處置,對(dui)進出(chu)口停(ting)止(zhi)混凝土(tu)或砌石(shi)施(shi)(shi)(shi)工(gong)處置,對(dui)砂、石(shi)材、鋼筋(jin)等(deng)用(yong)量小(xiao),十(shi)分適用(yong)于(yu)砂石(shi)缺乏的(de)地域(yu)。
這(zhe)種方式(shi)都可以抵(di)達供(gong)暖管道防銹(xiu)(xiu)處置的目地。金(jin)(jin)屬資(zi)料(liao)外表依據防銹(xiu)(xiu)處置處理(li)后,應展示出勻(yun)稱互(hu)相的金(jin)(jin)屬質(zhi)感,不(bu)應該(gai)有金(jin)(jin)屬資(zi)料(liao)空氣(qi)氧化或許其他防銹(xiu)(xiu)處置是對(dui)金(jin)(jin)屬資(zi)料(liao)鋼波(bo)紋涵管管道在刷涂防腐資(zi)料(liao)前(qian)展開處理(li)的一道關鍵(jian)工(gong)作,如(ru)今是肅(su)清管道外表的浮塵(chen)、污漬、銹(xiu)(xiu)跡(ji)、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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