山嶺重丘區(qu)沖溝采(cai)用(yong)波紋管可替代橋涵,施工速(su)度快,節省造價。鋼波紋涵管適用地(di)形各式各種土建(jian)工程的(de)排(pai)水(shui)管(guan)、滲水(shui)井;排(pai)水(shui)用一住宅小區等土地(di)開發時(shi)用的(de)排(pai)水(shui)管(guan),高爾夫球(qiu)場,管(guan)道,在(zai)地(di)基承載力較低的(de)情(qing)況下無須對地(di)基特殊(shu)處理,只要換填一定厚度的(de)沙礫片石墊(dian)層(ceng)。
了解一下橋梁波(bo)紋涵管的抗沉降能力
有些地區(qu)陣發(fa)性暴雨比較多,對橋涵構造(zao)物容易造(zao)成(cheng)(cheng)破壞,而(er)混(hun)凝土構造(zao)物沖(chong)毀后(hou)不能(neng)被再次(ci)利用(yong),必須修建新的(de)涵洞,造(zao)成(cheng)(cheng)斷交(jiao),重(zhong)新修建,增(zeng)加(jia)了施工(gong)費用(yong),施工(gong)時(shi)間長,而(er)波紋(wen)管(guan)(guan)水(shui)(shui)毀后(hou)可(ke)重(zhong)復利用(yong)。波紋(wen)涵管(guan)(guan)鐵路縱橫(heng)的(de)排(pai)水(shui)(shui)管(guan)(guan)、工(gong)廠(chang)排(pai)水(shui)(shui)管(guan)(guan)道、農業灌溉(gai)用(yong)水(shui)(shui)管(guan)(guan)、供輸水(shui)(shui)管(guan)(guan)道等公路,鐵路地下通(tong)訊電纜(lan),煤氣等線(xian)路外保(bao)護(hu)管(guan)(guan),也可(ke)用(yong)于(yu)建筑(zhu)現場,保(bao)護(hu)棚等。
鐵路鋼波紋管
鋼波(bo)紋管涵是一種(zhong)柔(rou)性(xing)(xing)(xing)結構(gou),波(bo)紋管在結構(gou)上具(ju)有橫向(xiang)補償位移(yi)的(de)(de)優良特(te)性(xing)(xing)(xing),可充分發(fa)揮鋼材抗拉性(xing)(xing)(xing)能(neng)強(qiang),變形性(xing)(xing)(xing)能(neng)優越的(de)(de)特(te)點,具(ju)有較大的(de)(de)抗變形和抗沉(chen)降能(neng)力,特(te)別適合于軟土(tu),膨脹土(tu)地(di),濕陷性(xing)(xing)(xing)黃(huang)土(tu)地(di)基承載(zai)力較低地(di)區和地(di)震(zhen)多(duo)發(fa)地(di)區。兩條道路立體十字(zi)相交時,可采用鋼波(bo)紋板(ban)通道。
代替小橋(qiao)采用(yong)(yong)波(bo)紋管(guan)多孔使(shi)(shi)用(yong)(yong)。山(shan)區高(gao)填土時可(ke)使(shi)(shi)用(yong)(yong)波(bo)紋管(guan)施(shi)工。在(zai)高(gao)填方公路施(shi)工中(zhong),由(you)于建材運輸,現場往溝底的倒卸等困難以及(ji)無(wu)法修建臨時便道可(ke)利用(yong)(yong)波(bo)紋涵管(guan)半幅施(shi)工`安裝速度(du)快`施(shi)工工期短等特點,同(tong)時也可(ke)避免由(you)于回填造成的不均(jun)勻(yun)沉降等問題。
橫(heng)穿道路或鐵路的涵(han)(han)(han)洞排水(shui)用暗(an)渠、行人車(che)輛通道、滲水(shui)井;傍山險路無便道時,使用波(bo)紋(wen)管可分(fen)幅施工,保證提前通車(che)時間。由(you)于有些地(di)區不(bu)(bu)均勻(yun)沉降對涵(han)(han)(han)洞產(chan)生不(bu)(bu)同程度的破壞(huai),如(ru)石(shi)拱涵(han)(han)(han),在高填(tian)(tian)方地(di)段挖出重新修(xiu)(xiu)復工期(qi)長,斷(duan)交或者修(xiu)(xiu)便道均增加(jia)費用,內套水(shui)泥圓管不(bu)(bu)好施工,圓管涵(han)(han)(han)與舊拱涵(han)(han)(han)中間填(tian)(tian)充水(shui)泥砂漿困難。
采用波紋涵(han)(han)管(guan)可(ke)(ke)在(zai)涵(han)(han)洞(dong)外連接好后推進,連接處無縫隙;在(zai)管(guan)側開孔,以便填充(chong)片石和噴筑(zhu)砂(sha)漿增(zeng)加管(guan)涵(han)(han)和原涵(han)(han)洞(dong)的(de)(de)整體(ti)性(xing);另外波紋涵(han)(han)管(guan)管(guan)體(ti)輕,便于施(shi)(shi)(shi)工(gong);在(zai)施(shi)(shi)(shi)工(gong)中邊(bian)推進邊(bian)清理地(di)(di)基,保證施(shi)(shi)(shi)工(gong)人員(yuan)的(de)(de)安全。在(zai)煤礦采空(kong)區修建的(de)(de)公路,由(you)于地(di)(di)下采空(kong)可(ke)(ke)造成(cheng)地(di)(di)面不(bu)同(tong)程(cheng)度的(de)(de)下降,產(chan)生不(bu)均(jun)勻(yun)沉降,對(dui)一般水泥構造物產(chan)生不(bu)同(tong)程(cheng)度的(de)(de)破壞。
淺填土時,可應(ying)用波紋(wen)(wen)管涵(han)施(shi)工。由于(yu)填土淺,水(shui)泥圓管涵(han)在施(shi)工過程中容(rong)易出(chu)現裂(lie)縫(feng),波紋(wen)(wen)管是一種柔性結構(gou),能適應(ying)變形和重載車輛通行的要求。鋼波紋(wen)(wen)板擋土墻、圍堰板樁等。想了解(jie)更多關(guan)于(yu)鋼波紋(wen)(wen)涵(han)管的新聞動態請點(dian)擊:hanihanbj.com
分享此文章: |