湖南涵洞中設計與施工(gong)鋼(gang)波紋(wen)管涵的相關技術
鋼波(bo)紋(wen)管(guan)(guan)涵具(ju)有卓(zhuo)越(yue)的(de)路用(yong)性(xing)(xing)能(neng),尤其是對地(di)基要求低,施(shi)工(gong)簡易(yi),能(neng)快速安裝(zhuang)。大大縮短工(gong)期(qi),是普通涵管(guan)(guan)無法(fa)相比的(de),鋼波(bo)紋(wen)管(guan)(guan)涵在公(gong)路新改建工(gong)程(cheng)、路基養護(hu)工(gong)程(cheng)中(zhong)將發揮(hui)積極的(de)作(zuo)用(yong)。 鋼波(bo)紋(wen)管(guan)(guan)作(zuo)為一種柔(rou)性(xing)(xing)結構(gou),它能(neng)較好地(di)適應地(di)基土的(de)不(bu)均(jun)勻沉降現象。涵洞中(zhong)......更多(duo)
2019-02-15
湖(hu)南鋼波紋涵管是從什么(me)時候取代鋼筋混凝土產品的?
實踐證(zheng)實,用鋼(gang)波(bo)紋涵(han)管代替鋼(gang)筋混凝土進(jin)行(xing)涵(han)洞施工(gong)(gong),不管從施工(gong)(gong)周期(qi)、施工(gong)(gong)造價、環保意(yi)義等方面都有其不可相比的優勝性,且用金屬波(bo)紋涵(han)管進(jin)行(xing)涵(han)洞施工(gong)(gong),可大大進(jin)步道路行(xing)車的恬(tian)靜(jing)度與安(an)全性,避(bi)免道路中(zhong)涵(han)洞的“錯臺跳車”現形,有利于解(jie)決西北及我國(guo)嚴寒地......更多
2019-02-14
湖南公路鋼波紋管涵洞(dong)設計與施(shi)工(gong)技術有沖洗的涵洞(dong)進出(chu)口應該如何設置?
鋼波(bo)紋管(guan)不(bu)同填(tian)土方式的訴求。美國公路(lu)橋梁設計(ji)尺(chi)度(du)(du)哀求:反開槽回填(tian)的槽寬度(du)(du)不(bu)應小于管(guan)直徑加(jia)400mm,也不(bu)應小于管(guan)直徑的15倍加(jia)300mm,以(yi)保(bao)證提供足夠(gou)的空間裝置和(he)回填(tian)壓(ya)實;路(lu)堤法的小寬度(du)(du)應知足保(bao)證對構(gou)造的側向約束(shu),見表(biao)9-1。路(lu)堤法小寬度(du)(du)......更(geng)多
2019-02-14
湖南如何給鐵(tie)路鋼波紋涵(han)管鍍鋅你知道嗎?
鋼(gang)波紋管涵通過調節送料皮帶上混(hun)凝(ning)土的(de)量來確定涂敷混(hun)凝(ning)土的(de)厚度。纏繞皮帶的(de)松緊程(cheng)度影響鋼(gang)管表面混(hun)凝(ning)土的(de)致密性。進(jin)管系統結構由傳動輪、電(dian)機、進(jin)管臺(tai)架、鋼(gang)管限(xian)位機構和液壓(ya)控制閥組成(cheng)。出管系統結構由傳輸(shu)工作臺(tai)、空壓(ya)機、管端(duan)切(qie)割(ge)小車、起重(zhong)臂、電(dian)子臺(tai)秤......更多(duo)
2019-02-14
湖(hu)南拼裝(zhuang)鋼波(bo)紋管施(shi)工回填(tian)時(shi)需(xu)要注(zhu)意哪些問題?
鋼(gang)波(bo)(bo)紋(wen)(wen)管采用尺度化設(she)計,出產、設(she)計簡(jian)樸,出產周期短。出產的(de)(de)波(bo)(bo)紋(wen)(wen)涵(han)管有利(li)于改善軟土地基結構物與(yu)路(lu)堤接壤處的(de)(de)“錯臺”現象,進步行車的(de)(de)恬靜度與(yu)安全性,減少工(gong)后營運(yun)、養護(hu)本錢。拼(pin)裝(zhuang)鋼(gang)波(bo)(bo)紋(wen)(wen)管施工(gong)回填時需要注意哪些(xie)問題?波(bo)(bo)紋(wen)(wen)管涵(han)現場(chang)安裝(zhuang)利(li)便,不需使用大......更多
2019-02-13
湖(hu)南你知道(dao)鋼(gang)波紋涵管的起源是哪里嗎?
國道214線(xian)青康(kang)公(gong)(gong)路(lu)姜路(lu)嶺凈水河段, 2001~2002年推廣到西寧久(jiu)治(zhi)公(gong)(gong)路(lu)大武至久(jiu)治(zhi)段、花(hua)石峽至達日公(gong)(gong)路(lu)、二指哈拉山至尕海等公(gong)(gong)路(lu)建設中(zhong)(zhong),至2002年四(si)個(ge)公(gong)(gong)路(lu)項目已累(lei)計(ji)使用418道。1998~1999年上海市在上海四(si)號線(xian)、浦東國際機場中(zhong)(zhong)采用......更多
2019-02-13
湖南在寒冷地(di)區安(an)裝(zhuang)鋼(gang)波紋涵管的備料(liao)要求有哪些(xie)?
鋼(gang)波(bo)紋(wen)涵(han)(han)(han)管應用(yong)于公(gong)路(lu)養(yang)護工(gong)程(cheng)時(shi),待(dai)涵(han)(han)(han)身及洞(dong)(dong)口主體部件(jian)運(yun)至施工(gong)現場后,施工(gong)單(dan)位才能開始拆除(chu)舊(jiu)涵(han)(han)(han)洞(dong)(dong)的工(gong)作,在拆除(chu)舊(jiu)涵(han)(han)(han)洞(dong)(dong)的同時(shi),抓緊(jin)基礎材料的備料工(gong)作,備料完(wan)成,并經(jing)檢驗合格(ge)后方(fang)可進行基坑的開挖工(gong)作。在寒(han)冷(leng)地區安(an)裝鋼(gang)波(bo)紋(wen)涵(han)(han)(han)管的備料要求有哪些?更好......更多(duo)
2019-02-13
湖南(nan)鋼(gang)制波紋涵管(guan)如何避免腐蝕的威(wei)脅?
鋼制(zhi)波(bo)(bo)紋(wen)(wen)管(guan)(guan)(guan)涵按裝(zhuang)置(zhi)方法分(fen)為(wei)全體(ti)裝(zhuang)置(zhi)波(bo)(bo)紋(wen)(wen)管(guan)(guan)(guan)涵和(he)分(fen)片裝(zhuang)置(zhi)波(bo)(bo)紋(wen)(wen)管(guan)(guan)(guan)涵。全體(ti)裝(zhuang)置(zhi)波(bo)(bo)紋(wen)(wen)管(guan)(guan)(guan)涵的螺(luo)(luo)栓起縱向銜接(jie),螺(luo)(luo)栓遭到(dao)的剪切效(xiao)果(guo)較小,可(ke)以選用一般高強螺(luo)(luo)栓即可(ke)。分(fen)片裝(zhuang)置(zhi)波(bo)(bo)紋(wen)(wen)管(guan)(guan)(guan)涵的規劃過程(cheng)中進(jin)行力學計(ji)算的前提假設(she)為(wei)。鋼制(zhi)波(bo)(bo)紋(wen)(wen)涵管(guan)(guan)(guan)如何避免腐蝕的威脅?不思考波(bo)(bo)......更多(duo)
2019-02-12
湖南鋼(gang)波紋管施工完畢之后應該重(zhong)點檢查哪些地方?
通過對已建(jian)成的(de)鋼(gang)(gang)波紋(wen)(wen)管(guan)(guan)進行質量(liang)檢查發現,管(guan)(guan)座墊層混凝土(tu)強度(du)知(zhi)足混凝土(tu)抗壓評定,墊層寬度(du)及厚度(du)知(zhi)足設計要求,相鄰管(guan)(guan)節(jie)底面錯臺也均知(zhi)足要求;外觀管(guan)(guan)壁(bi)豎直,接縫(feng)平整,填縫(feng)豐滿,施(shi)工(gong)質量(liang)合格。鋼(gang)(gang)波紋(wen)(wen)管(guan)(guan)施(shi)工(gong)完畢之后應(ying)該重(zhong)點檢查哪(na)些地方?護坡防護洞口設......更多
2019-01-26