南充鋼波紋涵管(guan)解決了勻(yun)稱地(di)基沉降的難(nan)題(ti)!!
鋼(gang)波紋(wen)涵(han)(han)管(guan)(guan)解決了(le)勻稱地(di)基(ji)沉(chen)降的難(nan)題!!鋼(gang)波紋(wen)涵(han)(han)管(guan)(guan)選用規(gui)范化設(she)計(ji)方案,生產(chan)制造(zao),設(she)計(ji)方案簡易,生產(chan)制造(zao)周期時間(jian)短;工(gong)(gong)(gong)(gong)程(cheng)(cheng)項目具體工(gong)(gong)(gong)(gong)程(cheng)(cheng)造(zao)價比類似跨距(ju)的橋,涵(han)(han)洞(dong)低;工(gong)(gong)(gong)(gong)程(cheng)(cheng)施工(gong)(gong)(gong)(gong)短工(gong)(gong)(gong)(gong)期,關(guan)鍵為組(zu)裝工(gong)(gong)(gong)(gong)程(cheng)(cheng)施工(gong)(gong)(gong)(gong);金屬材料波紋(wen)涵(han)(han)管(guan)(guan)替代混凝土結構開展涵(han)(han)洞(dong)工(gong)(gong)(gong)(gong)程(cheng)(cheng)施工(gong)(gong)(gong)(gong),......更多
2020-10-07
南充(chong)公路鋼波紋涵管對地(di)基承載力的要(yao)求
施(shi)工簡單(dan)、周(zhou)期短采(cai)用鋼(gang)波紋(wen)管施(shi)工T期短,土建與(yu)型材(cai)安(an)裝(zhuang)(zhuang)可分開實施(shi),然后進行整體(ti)拼(pin)裝(zhuang)(zhuang)。鋼(gang)波紋(wen)管涵相比鋼(gang)筋混凝土涵,可節省工期近1個多月(yue),以(yi)長10m的構造物(wu)為例:整裝(zhuang)(zhuang)式波紋(wen)管現(xian)場安(an)裝(zhuang)(zhuang)時間(jian)約為0.5d,回埴時間(jian)約為1d;拼(pin)裝(zhuang)(zhuang)式波紋(wen)管涵現(xian)場拼(pin)裝(zhuang)(zhuang)時間(jian)......更多
2020-08-21
南(nan)充談談公路鋼(gang)波(bo)紋涵(han)管的連(lian)接方(fang)法(fa)
預防鋼波(bo)紋管對(dui)接時(shi)(shi)的滲漏 運(yun)輸(shu)方便,波(bo)紋管涵的重量只有(you)同口徑水泥管的1/10到1/5,即使(shi)在(zai)(zai)窄的場所沒有(you)運(yun)輸(shu)設備,人工(gong)也可運(yun)輸(shu)。在(zai)(zai)我們對(dui)鋼波(bo)紋管進行對(dui)接時(shi)(shi)一定(ding)要確(que)寶對(dui)接口處的氣(qi)密性,如果在(zai)(zai)對(dui)接時(shi)(shi)操作失誤對(dui)造成鋼波(bo)紋管在(zai)(zai)整個工(gong)程(cheng)當(dang)中處在(zai)(zai)滲漏當(dang)......更(geng)多
2020-08-19
南充(chong)公(gong)路鋼(gang)波紋涵管(guan)施工受季節影響嗎?
公(gong)路鋼波紋涵管重量輕、施工(gong)便(bian)捷;現場(chang)安裝方便(bian),不需使用(yong)大型設備。 結構受力情況合理(li),荷載分(fen)布(bu)均勻,并(bing)有一定的抗變形能力。 鋼波紋涵管換填深度一般根據當地(di)凍深等確定。設置構造物(wu)地(di)基要(yao)(yao)盡可能避開(kai)柔(rou)軟層(ceng)與(yu)巖石的交界處,當無法避開(kai)時(shi),柔(rou)軟區間要(yao)(yao)用(yong)級......更(geng)多
2020-08-14
南充(chong)鋼(gang)波紋涵管的長(chang)度(du)可以隨(sui)意進(jin)行組合嗎?
設置構造物地基要盡可能(neng)避開(kai)柔軟層與巖石(shi)的交界(jie)處,當無法避開(kai)時(shi),柔軟區間要用級(ji)配良(liang)好的砂(sha)(sha)礫仔細夯實(shi)(厚度大(da)于0.6m),巖石(shi)區應開(kai)挖至少0.3m后用砂(sha)(sha)礫松鋪,以減小相對(dui)變(bian)位。考慮到地下(xia)水及其影響,建議在非凍地區也采(cai)用砂(sha)(sha)礫基礎(chu)。鋼(gang)波紋涵管的長度......更(geng)多
2020-08-10
南充鋼波紋管(guan)回填(tian)時對土質有要求嗎?
確(que)定鋼波(bo)(bo)紋(wen)涵(han)管(guan)層(ceng)(ceng)數根(gen)據波(bo)(bo)紋(wen)涵(han)管(guan)的(de)(de)用(yong)途(tu)、工(gong)作壓力(li)、剛(gang)度、工(gong)作介質(zhi)等因素確(que)定波(bo)(bo)紋(wen)涵(han)管(guan)的(de)(de)層(ceng)(ceng)數。由分析不(bu)同(tong)的(de)(de)剛(gang)度計算公(gong)式知道,在總壁后相(xiang)等的(de)(de)條件(jian)下(xia),多(duo)層(ceng)(ceng)波(bo)(bo)紋(wen)涵(han)管(guan)的(de)(de)剛(gang)度只是單層(ceng)(ceng)波(bo)(bo)紋(wen)涵(han)管(guan)剛(gang)度的(de)(de)1/z1.5或(huo)1/z2。因此多(duo)層(ceng)(ceng)波(bo)(bo)紋(wen)涵(han)管(guan)具有變形應力(li)小,使用(yong)......更多(duo)
2020-08-03
南充鋼(gang)波紋涵(han)管的引(yin)進使用與工藝要求(qiu)
1896年(nian)(nian)美國(guo)率行(xing)鋼波(bo)紋(wen)管(guan)通(tong)道(dao)、鋼波(bo)紋(wen)涵管(guan)的可行(xing)性(xing)研究(jiu);1923年(nian)(nian)美國(guo)鐵路工程協會在伊利諾斯州的中(zhong)央(yang)鐵路應用鋼波(bo)紋(wen)管(guan)通(tong)道(dao)進行(xing)實體測試;1929年(nian)(nian)加拿大首座鋼波(bo)紋(wen)管(guan)用于一(yi)煤礦中(zhong);1931年(nian)(nian)澳大利亞建成8米汽車通(tong)道(dao)一(yi)座;1990年(nian)(nian)日本高(gao)速公路......更(geng)多
2020-07-27
南充鋼(gang)波紋涵管拼接時(shi)需要(yao)遵循哪些(xie)原則?
鋼(gang)波紋(wen)涵(han)管(guan)是一(yi)種柔性(xing)結構(gou),波紋(wen)管(guan)涵(han)在結構(gou)上具有(you)橫(heng)向補償位移的(de)(de)優(you)良(liang)特性(xing),可以充分發揮鋼(gang)材(cai)抗(kang)拉性(xing)能(neng)強、抗(kang)變(bian)形(xing)能(neng)力(li)優(you)越的(de)(de)特點(dian),具有(you)較大的(de)(de)抗(kang)變(bian)形(xing)能(neng)力(li)和抗(kang)沉降能(neng)力(li),特別適合于(yu)軟土、膨(peng)脹(zhang)土、濕陷性(xing)黃土等地基承載力(li)較低的(de)(de)地區和地震多發地區。鋼(gang)波紋(wen)涵(han)管(guan)作用......更(geng)多
2020-07-20
南充鋼波紋涵管亮點(dian)有哪些(xie)?
鋼波(bo)紋(wen)涵(han)管(guan)是(shi)指鋪埋在公路(lu),鐵路(lu)下面的(de)涵(han)洞用(yong)(yong)螺紋(wen),它是(shi)由(you)波(bo)形(xing)金屬板卷制成(cheng)或用(yong)(yong)半圓(yuan)波(bo)形(xing)鋼片拼制成(cheng)的(de)圓(yuan)形(xing)波(bo)紋(wen)管(guan),應用(yong)(yong)于公路(lu),鐵路(lu),小橋,通道,擋土墻以(yi)及(ji)各種礦(kuang)場,巷道擋墻支護等工程(cheng)中的(de)涵(han)管(guan)。鋼波(bo)紋(wen)涵(han)管(guan)的(de)優點及(ji)適(shi)用(yong)(yong)范圍:鋼波(bo)紋(wen)涵(han)管(guan)作為一(yi)種新型技術(shu)在......更多(duo)
2020-07-04
南(nan)充鋼(gang)波紋(wen)涵管怎(zen)么就(jiu)取代了(le)鋼(gang)筋(jin)混凝土,看完后我驚呆了(le)!
實踐證實,用鋼波(bo)紋涵(han)(han)(han)(han)管(guan)(guan)代替鋼筋混凝(ning)土進行(xing)涵(han)(han)(han)(han)洞施(shi)(shi)工(gong),不(bu)管(guan)(guan)從施(shi)(shi)工(gong)周期、施(shi)(shi)工(gong)造價、環保意義等(deng)方面都(dou)有(you)其不(bu)可相(xiang)比的(de)優勝性,且用金(jin)屬波(bo)紋涵(han)(han)(han)(han)管(guan)(guan)進行(xing)涵(han)(han)(han)(han)洞施(shi)(shi)工(gong),可大大進步道路行(xing)車的(de)恬靜(jing)度(du)與安全性,避免道路中涵(han)(han)(han)(han)洞的(de)“錯臺跳車”現(xian)形,有(you)利于解(jie)決西(xi)北及我國(guo)嚴寒地......更多
2020-06-30
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