鋼波紋涵管是一種柔性構(gou)造,鋼波紋(wen)涵管在構(gou)造上具有(you)橫向補償(chang)位移的特(te)性,能(neng)(neng)夠充沛發揮(hui)鋼材抗(kang)(kang)拉性能(neng)(neng)強(qiang)、抗(kang)(kang)變形才(cai)能(neng)(neng)特(te)性,具有(you)較(jiao)大(da)的抗(kang)(kang)變形才(cai)能(neng)(neng)和抗(kang)(kang)沉(chen)降才(cai)能(neng)(neng),特(te)別合(he)適于軟土、收(shou)縮(suo)土、濕陷性黃(huang)土等地基(ji)承載力(li)較(jiao)低的地域和地震多發地域。
淮南鋼波紋涵管是如何解決路橋問題呢?
也被道(dao)路(lu)和鐵道(dao)路(lu)涵洞普(pu)遍應用,鋼鋼波(bo)紋涵管洞施工(gong)前準備相關(guan)資(zi)(zi)料,人(ren)員及設備進場,并做好施工(gong)時期的(de)(de)平安防護(hu)工(gong)作,對路(lu)基邊(bian)坡(po)停(ting)止圍網(wang)維護(hu),避免(mian)石(shi)塊等物體下(xia)滑傷人(ren)。根底處(chu)置:可回填砂礫(li)或砌(qi)筑片石(shi)砼(tong),對基底停(ting)止平整,換填30-50cm厚(hou)的(de)(de)砂礫(li)資(zi)(zi)料,密(mi)實度到達90%以(yi)上,選擇恰當的(de)(de)流水(shui)縱坡(po)3%左(zuo)右(you),定出每道(dao)涵的(de)(de)中線和邊(bian)線。
圓形鋼(gang)波(bo)紋(wen)(wen)(wen)涵管(guan),鋼(gang)波(bo)紋(wen)(wen)(wen)涵管(guan),大口徑鋼(gang)波(bo)紋(wen)(wen)(wen)涵管(guan),金(jin)(jin)屬鋼(gang)波(bo)紋(wen)(wen)(wen)涵管(guan)鋼(gang)波(bo)紋(wen)(wen)(wen)涵管(guan)的(de)適用范(fan)圍:后張法預(yu)應(ying)(ying)力鋼(gang)筋(jin)(jin)混凝土(tu)橋梁(liang)用預(yu)應(ying)(ying)力金(jin)(jin)屬鋼(gang)波(bo)紋(wen)(wen)(wen)涵管(guan);鋼(gang)筋(jin)(jin)混凝土(tu)空心板(ban)(ban)(ban)板(ban)(ban)(ban)用預(yu)應(ying)(ying)力金(jin)(jin)屬鋼(gang)波(bo)紋(wen)(wen)(wen)涵管(guan);梁(liang)板(ban)(ban)(ban)后張法鋼(gang)絞線(xian)的(de)預(yu)留孔道。
淮南鋼波紋涵管是如何解決路橋問題呢?
由于波紋(wen)管(guan)帶(dai)波紋(wen),和(he)混凝土分離(li)較好,且鋼絞線(xian)張拉灌漿凝結后可以(yi)讓鋼絞線(xian)、水泥漿、梁板三者(zhe)之間很好的分離(li),確保張拉應(ying)力的平均散(san)布及(ji)應(ying)力損失。地腳螺栓預留孔用金屬鋼波紋(wen)涵管(guan);建(jian)筑(zhu)、構筑(zhu)墻體、根底管(guan)線(xian)預埋管(guan)。
由于鋼(gang)波紋涵(han)管施(shi)工(gong)(gong)(gong)簡(jian)單且施(shi)工(gong)(gong)(gong)工(gong)(gong)(gong)期(qi)短(duan)(普通一道涵(han)洞的(de)(de)施(shi)工(gong)(gong)(gong)時(shi)間大約在10天-15天左(zuo)右)縮短(duan)了多(duo)年凍(dong)土(tu)的(de)(de)暴露時(shi)間,凍(dong)融量(liang)小(xiao),故特(te)別適用于多(duo)年凍(dong)土(tu)地域。鋼(gang)波紋涵(han)管施(shi)工(gong)(gong)(gong)時(shi)對(dui)(dui)四周環(huan)境的(de)(de)毀壞小(xiao),適用于生態(tai)環(huan)境脆(cui)弱的(de)(de)地域鋼(gang)波紋涵(han)管施(shi)工(gong)(gong)(gong)中只需求對(dui)(dui)根底停止(zhi)(zhi)砂礫回填處(chu)置,對(dui)(dui)進出口停止(zhi)(zhi)混凝土(tu)或砌石施(shi)工(gong)(gong)(gong)處(chu)置,對(dui)(dui)砂、石材、鋼(gang)筋等用量(liang)小(xiao),十分適用于砂石缺乏(fa)的(de)(de)地域。
這種(zhong)方式都可以(yi)抵達(da)供暖管(guan)(guan)道防銹(xiu)處(chu)置(zhi)的(de)(de)(de)目(mu)地。金(jin)屬(shu)(shu)(shu)資(zi)料外表依據防銹(xiu)處(chu)置(zhi)處(chu)理后,應展示出勻稱(cheng)互相的(de)(de)(de)金(jin)屬(shu)(shu)(shu)質(zhi)感,不應該有金(jin)屬(shu)(shu)(shu)資(zi)料空氣(qi)氧(yang)化或許其(qi)他防銹(xiu)處(chu)置(zhi)是對(dui)金(jin)屬(shu)(shu)(shu)資(zi)料鋼波紋涵管(guan)(guan)管(guan)(guan)道在刷(shua)涂(tu)防腐資(zi)料前展開處(chu)理的(de)(de)(de)一道關鍵工(gong)作,如今是肅清(qing)管(guan)(guan)道外表的(de)(de)(de)浮塵(chen)、污漬、銹(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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