鋼波紋涵管是(shi)否具(ju)有很好的(de)(de)路用性(xing)能(neng)呢?是(shi)的(de)(de),可以肯定的(de)(de)說(shuo),鋼波(bo)紋涵(han)管(guan)有很好的(de)(de)路用性(xing)能(neng),關于地基(ji)要求(qiu)低,施工(gong)(gong)(gong)簡易,能(neng)夠快(kuai)速裝置,能(neng)夠很大程(cheng)(cheng)度縮短(duan)工(gong)(gong)(gong)期(qi),是(shi)一般涵(han)管(guan)沒辦(ban)法相比的(de)(de),它在公路新(xin)改建(jian)工(gong)(gong)(gong)程(cheng)(cheng)和路基(ji)維護工(gong)(gong)(gong)程(cheng)(cheng)中發揮(hui)著很好的(de)(de)效果。帶(dai)大家了解下(xia)你所不知道(dao)的(de)(de)鋼波(bo)紋涵(han)管(guan)的(de)(de)優點,側進出水口。
組裝(zhuang)時從(cong)(cong)一側排放開(kai)端的(de)一根(gen)管(guan)(guan)節,使(shi)其管(guan)(guan)子(zi)中心(xin)和根(gen)底縱(zong)向中心(xin)線平行,同樣(yang)把(ba)后面一根(gen)管(guan)(guan)放置位,當兩根(gen)管(guan)(guan)相鄰法(fa)蘭間相距(ju)3-5cm的(de)縫隙(xi)時,用(yong)(yong)撬(qiao)棍對準法(fa)蘭上的(de)螺(luo)(luo)栓孔(kong),使(shi)其兩根(gen)管(guan)(guan)法(fa)蘭上的(de)螺(luo)(luo)栓孔(kong)對正(zheng),這時從(cong)(cong)二(er)節管(guan)(guan)的(de)另端用(yong)(yong)撬(qiao)杠(gang)撬(qiao)動管(guan)(guan)節,使(shi)其縱(zong)向平移,使(shi)兩法(fa)蘭距(ju)離在2cm左(zuo)右,然后悉數穿上螺(luo)(luo)桂,擰上螺(luo)(luo)絲(si),帶平扣即可。
當淤(yu)(yu)泥深(shen)(shen)(shen)度(du)(du)(du)小于4米時,選(xuan)用(yong)疏浚(jun)(jun)拋石(shi)(shi)(shi)處(chu)(chu)理辦法(fa)。疏浚(jun)(jun)深(shen)(shen)(shen)度(du)(du)(du)一般為1.5-2.5米,拋石(shi)(shi)(shi)厚度(du)(du)(du)為相同深(shen)(shen)(shen)度(du)(du)(du),待安穩后(hou),用(yong)壓(ya)(ya)(ya)實機壓(ya)(ya)(ya)實,鋪上(shang)不少于80厘米的碎石(shi)(shi)(shi)石(shi)(shi)(shi)墊。假(jia)如淤(yu)(yu)泥深(shen)(shen)(shen)度(du)(du)(du)為4-6米,填(tian)土(tu)深(shen)(shen)(shen)度(du)(du)(du)超(chao)越10米,應(ying)選(xuan)用(yong)疏浚(jun)(jun)拋石(shi)(shi)(shi)處(chu)(chu)理辦法(fa)。疏浚(jun)(jun)深(shen)(shen)(shen)度(du)(du)(du)一般為2-4米,拋石(shi)(shi)(shi)厚度(du)(du)(du)為2-3米,待安穩后(hou),用(yong)壓(ya)(ya)(ya)實機械壓(ya)(ya)(ya)實淤(yu)(yu)泥。
為了確保地基的完整性,要在(zai)80厘米墊層中鋪設兩(liang)個巖土層。當淤泥深度(du)(du)超越(yue)6米時,應選(xuan)用(yong)CFG基樁進行(xing)加固,然(ran)后在(zai)其(qi)上填筑一層厚度(du)(du)超越(yue)80厘米的碎石墊層并壓(ya)實。加強防腐(fu)防沖(chong)刷(shua)規劃(hua)。南方區域地下水多帶有(you)不同程度(du)(du)的腐(fu)蝕性,一起山(shan)嶺重丘區域地表水流湍(tuan)急,季節(jie)性降(jiang)雨沖(chong)刷(shua)嚴重。
因此,鋼(gang)波(bo)(bo)紋涵(han)管涵(han)的防(fang)腐(fu)及(ji)防(fang)沖刷規(gui)(gui)劃應考慮。鋼(gang)波(bo)(bo)紋涵(han)管的板(ban)(ban)(ban)(ban)材厚(hou)度(du)隨結(jie)構跨徑的巨細改變(bian),板(ban)(ban)(ban)(ban)厚(hou)可選用2.5~8mm。板(ban)(ban)(ban)(ban)的波(bo)(bo)形(xing)為(wei)提(ti)高(gao)板(ban)(ban)(ban)(ban)的剛度(du),板(ban)(ban)(ban)(ban)的截面(mian)從平板(ban)(ban)(ban)(ban)加工成(cheng)一(yi)定(ding)波(bo)(bo)幅的波(bo)(bo)形(xing)狀,從加工、組裝及(ji)板(ban)(ban)(ban)(ban)的剛度(du)要求出發,并參照(zhao)國(guo)內外同類產品(pin)的波(bo)(bo)形(xing)來進行(xing)規(gui)(gui)劃。
組裝連接:直徑4m的鋼波紋涵管每圈有6片鋼波紋涵管片組成,組裝波紋竹節時,要求聚集處任何一點的管節數不多于3塊,使板塊接頭盡量錯開。選用將6片管節橫向連接成環和管片縱向連接成—長管片的組裝辦法,加快了組裝進度,管節分段組裝后,移動到涵位處再對接。//hanihanbj.com/
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