山嶺重(zhong)丘(qiu)區沖溝(gou)采用(yong)波紋管可替代橋涵,施(shi)工(gong)速度快(kuai),節省(sheng)造價。鋼波紋涵管適(shi)用地(di)(di)(di)形各式各種土建工程的排(pai)水(shui)(shui)管、滲水(shui)(shui)井(jing);排(pai)水(shui)(shui)用一住宅小區等(deng)土地(di)(di)(di)開發時用的排(pai)水(shui)(shui)管,高(gao)爾(er)夫球場,管道(dao),在地(di)(di)(di)基承載(zai)力較低的情況下無(wu)須(xu)對(dui)地(di)(di)(di)基特殊處理,只要換填一定(ding)厚度的沙礫片石(shi)墊層。
了解一下(xia)橋(qiao)梁波紋涵管的抗沉(chen)降能力(li)
有(you)些地區陣發性暴(bao)雨比較多,對橋涵構造(zao)物容易造(zao)成破壞,而(er)混凝(ning)土構造(zao)物沖毀后(hou)不能(neng)被再次利用(yong),必(bi)須修(xiu)(xiu)建(jian)(jian)新的涵洞,造(zao)成斷(duan)交,重新修(xiu)(xiu)建(jian)(jian),增(zeng)加了施工(gong)(gong)費用(yong),施工(gong)(gong)時間長,而(er)波(bo)紋管(guan)水毀后(hou)可(ke)(ke)重復(fu)利用(yong)。波(bo)紋涵管(guan)鐵路(lu)縱橫的排(pai)水管(guan)、工(gong)(gong)廠排(pai)水管(guan)道、農業(ye)灌溉用(yong)水管(guan)、供輸水管(guan)道等(deng)公路(lu),鐵路(lu)地下通訊電纜,煤氣(qi)等(deng)線路(lu)外保護(hu)管(guan),也可(ke)(ke)用(yong)于建(jian)(jian)筑現(xian)場,保護(hu)棚(peng)等(deng)。
鐵(tie)路(lu)鋼波(bo)紋(wen)管
鋼(gang)(gang)(gang)波(bo)(bo)紋管(guan)涵是一種柔性(xing)(xing)結構(gou),波(bo)(bo)紋管(guan)在結構(gou)上具(ju)有橫(heng)向補償位移的優(you)良(liang)特(te)性(xing)(xing),可充分發(fa)揮鋼(gang)(gang)(gang)材抗拉性(xing)(xing)能強,變形(xing)性(xing)(xing)能優(you)越的特(te)點,具(ju)有較(jiao)大(da)的抗變形(xing)和抗沉降能力,特(te)別(bie)適合于軟土(tu)(tu)(tu),膨脹土(tu)(tu)(tu)地(di)(di),濕陷性(xing)(xing)黃土(tu)(tu)(tu)地(di)(di)基承(cheng)載力較(jiao)低地(di)(di)區(qu)和地(di)(di)震多發(fa)地(di)(di)區(qu)。兩(liang)條道路立(li)體十字相交(jiao)時,可采用鋼(gang)(gang)(gang)波(bo)(bo)紋板通(tong)道。
代替(ti)小(xiao)橋(qiao)采用波紋管(guan)多孔使用。山(shan)區高填土(tu)時可(ke)使用波紋管(guan)施工(gong)(gong)。在(zai)高填方公路施工(gong)(gong)中,由于(yu)建(jian)材運輸,現(xian)場往溝(gou)底(di)的倒卸等困難以及無法修建(jian)臨時便道可(ke)利(li)用波紋涵管(guan)半幅施工(gong)(gong)`安裝(zhuang)速(su)度(du)快`施工(gong)(gong)工(gong)(gong)期(qi)短等特點,同時也可(ke)避(bi)免由于(yu)回填造成的不均勻沉降等問(wen)題。
橫穿(chuan)道路或鐵路的涵洞排水(shui)用(yong)暗渠、行人(ren)車輛通(tong)道、滲水(shui)井;傍山(shan)險路無便(bian)(bian)道時,使用(yong)波紋(wen)管(guan)(guan)可(ke)分幅施工(gong),保證提前通(tong)車時間。由于有些地區不均勻沉降對涵洞產生不同程(cheng)度的破壞,如石拱涵,在(zai)高填(tian)(tian)方地段(duan)挖出重新(xin)修復工(gong)期長(chang),斷交或者(zhe)修便(bian)(bian)道均增加費用(yong),內套水(shui)泥圓管(guan)(guan)不好施工(gong),圓管(guan)(guan)涵與舊(jiu)拱涵中間填(tian)(tian)充水(shui)泥砂漿困難。
采用波紋(wen)涵管可(ke)在(zai)(zai)涵洞(dong)外連接(jie)好后推進(jin),連接(jie)處無縫隙;在(zai)(zai)管側(ce)開孔,以便填充片石和噴筑砂漿(jiang)增加管涵和原涵洞(dong)的整(zheng)體性;另外波紋(wen)涵管管體輕,便于施工;在(zai)(zai)施工中(zhong)邊(bian)推進(jin)邊(bian)清理地基,保證施工人員的安全(quan)。在(zai)(zai)煤礦采空區修建的公路,由(you)于地下采空可(ke)造成(cheng)地面不同(tong)程度的下降,產生不均勻沉(chen)降,對一般水泥構造物產生不同(tong)程度的破壞。
淺填土時,可(ke)應用波(bo)紋管涵(han)施工(gong)。由于填土淺,水(shui)泥圓管涵(han)在施工(gong)過程(cheng)中容易出現(xian)裂縫,波(bo)紋管是一種柔性結(jie)構(gou),能適應變形和重載車輛通行的要求。鋼(gang)波(bo)紋板擋(dang)土墻、圍(wei)堰板樁等。想了解更多關(guan)于鋼(gang)波(bo)紋涵(han)管的新聞動態請點擊:hanihanbj.com
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