跟著鋼波紋管在(zai)(zai)世界各地(di)的安裝(zhuang)使(shi)用,證(zheng)實了(le)此種結構在(zai)(zai)各種使(shi)用情況下的通用性。在(zai)(zai)我國(guo)改(gai)革開(kai)放后(hou),深圳及大(da)同煤礦開(kai)始從國(guo)外入口成品鋼(gang)(gang)波(bo)紋管涵(han)進行涵(han)洞施(shi)工。之后(hou),上海(hai)(hai)市公(gong)路治(zhi)理處、上海(hai)(hai)市政(zheng)工程設計研究院、上海(hai)(hai)同濟大(da)學對鋼(gang)(gang)波(bo)紋管涵(han)進行了(le)動、靜(jing)載試驗,結果表明能(neng)知足(zu)設計使(shi)用要求,填(tian)補(bu)了(le)海(hai)(hai)內(nei)的空缺,且迅(xun)速得到推(tui)廣(guang)應用。幕墻(qiang)一貫反應用于我國(guo)各地(di)公(gong)路舉措措施(shi)建設當中。鋼(gang)(gang)波(bo)紋管涵(han)投入到了(le)青海(hai)(hai)公(gong)路施(shi)工當中,三年的實踐(jian)證(zheng)實,鋼(gang)(gang)波(bo)紋管涵(han)在(zai)(zai)北方嚴寒地(di)區完全符合(he)公(gong)路建設當中的涵(han)洞施(shi)工要求。
拼接型鋼波紋管快速安裝方法
在公路(lu)施(shi)工中(zhong),應用鋼波紋管涵(han)(han)代替鋼筋(jin)混(hun)凝土進行(xing)涵(han)(han)洞施(shi)工的歷(li)史已經(jing)有100多年(nian)了。1896年(nian),美國率提高(gao)(gao)前輩行(xing)鋼波紋管涵(han)(han)通(tong)道、涵(han)(han)管的可行(xing)性研究。其后,在美國、加拿大、澳大利亞(ya)等國的公路(lu)建設中(zhong),均采用了鋼波紋管涵(han)(han)進行(xing)涵(han)(han)洞的施(shi)工。1990年(nian),日本(ben)高(gao)(gao)速公路(lu)設計,規范制(zhi)定了鋼波紋管涵(han)(han)設計技術規范。
拼裝鋼(gang)(gang)波(bo)(bo)紋(wen)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)是將薄(bo)鋼(gang)(gang)板板面(mian)壓成(cheng)波(bo)(bo)紋(wen)后,卷制成(cheng)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)節,可(ke)以增加管(guan)(guan)(guan)(guan)(guan)(guan)(guan)節的(de)(de)剛度(du)和對(dui)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)軸壓力的(de)(de)抵擋強度(du);出廠前采用(yong)熱浸鍍(du)鋅工(gong)(gong)(gong)(gong)(gong)藝和施工(gong)(gong)(gong)(gong)(gong)現場噴涂瀝青,雙(shuang)層防腐(fu)處(chu)理保證了使(shi)用(yong)壽(shou)命;用(yong)此種管(guan)(guan)(guan)(guan)(guan)(guan)(guan)節修建的(de)(de)涵(han)(han)(han)(han)(han)洞(dong)被稱為鋼(gang)(gang)波(bo)(bo)紋(wen)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)涵(han)(han)(han)(han)(han)。實踐證實,用(yong)鋼(gang)(gang)波(bo)(bo)紋(wen)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)涵(han)(han)(han)(han)(han)代替(ti)(ti)鋼(gang)(gang)筋(jin)(jin)(jin)混凝(ning)(ning)(ning)土(tu)進行(xing)涵(han)(han)(han)(han)(han)洞(dong)施工(gong)(gong)(gong)(gong)(gong),不管(guan)(guan)(guan)(guan)(guan)(guan)(guan)從施工(gong)(gong)(gong)(gong)(gong)周期、施工(gong)(gong)(gong)(gong)(gong)造(zao)(zao)價、環保意義等方面(mian)都有其不可(ke)相(xiang)比的(de)(de)優勝(sheng)性,且用(yong)鋼(gang)(gang)波(bo)(bo)紋(wen)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)涵(han)(han)(han)(han)(han)進行(xing)涵(han)(han)(han)(han)(han)洞(dong)施工(gong)(gong)(gong)(gong)(gong),可(ke)大大進步(bu)道(dao)路行(xing)車的(de)(de)恬靜度(du)與安全性,避免道(dao)路中(zhong)涵(han)(han)(han)(han)(han)洞(dong)的(de)(de)“錯臺跳(tiao)車”現形,有利(li)于解決西北地區嚴寒霜凍(dong)對(dui)砼管(guan)(guan)(guan)(guan)(guan)(guan)(guan)涵(han)(han)(han)(han)(han)結構(gou)的(de)(de)破壞(huai)題(ti)目(mu)。公(gong)路工(gong)(gong)(gong)(gong)(gong)程的(de)(de)涵(han)(han)(han)(han)(han)洞(dong)一般采用(yong)鋼(gang)(gang)筋(jin)(jin)(jin)混凝(ning)(ning)(ning)土(tu)制作。現采用(yong)鋼(gang)(gang)波(bo)(bo)紋(wen)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)涵(han)(han)(han)(han)(han)代替(ti)(ti)鋼(gang)(gang)筋(jin)(jin)(jin)混凝(ning)(ning)(ning)土(tu)進行(xing)涵(han)(han)(han)(han)(han)洞(dong)施工(gong)(gong)(gong)(gong)(gong)在(zai)(zai)海內時一項(xiang)新技(ji)術,鋼(gang)(gang)波(bo)(bo)紋(wen)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)涵(han)(han)(han)(han)(han)以其機(ji)能(neng)不亂、安裝利(li)便、有利(li)環保、造(zao)(zao)價低等長處(chu)迅速在(zai)(zai)公(gong)路施工(gong)(gong)(gong)(gong)(gong)中(zhong)代替(ti)(ti)了鋼(gang)(gang)筋(jin)(jin)(jin)混凝(ning)(ning)(ning)土(tu)施工(gong)(gong)(gong)(gong)(gong)的(de)(de)涵(han)(han)(han)(han)(han)洞(dong),發展(zhan)遠景非常廣闊。
管(guan)(guan)壁里(li)外防(fang)滲處置:管(guan)(guan)壁里(li)外涂(tu)乳化(hua)柏(bo)油或熱(re)柏(bo)油兩道,從外特(te)地(di)的看(kan)守壁里(li)外均(jun)勻的涂(tu)成了單(dan)簧(huang)管(guan)(guan)即可。普通柏(bo)油涂(tu)層的厚度要達到1mm。
鑲石棉(mian)墊(dian):由(you)于在(zai)場地勢等端由(you),有(you)時候相鄰兩法(fa)(fa)蘭(lan)之間(jian)間(jian)距較小,這時用(yong)手錘、鑿(zao)子(zi)把(ba)兩法(fa)(fa)蘭(lan)之間(jian)鑿(zao)開大約1cm的(de)縫(feng)子(zi),用(yong)改錐把(ba)石棉(mian)墊(dian)鑲在(zai)兩法(fa)(fa)蘭(lan)之間(jian),有(you)時候管子(zi)頂部(bu)兩法(fa)(fa)蘭(lan)間(jian)距較大,石棉(mian)墊(dian)嵌(qian)入艱難,用(yong)綁絲把(ba)石棉(mian)墊(dian)綁在(zai)螺釘(ding)上固定(ding),而后工(gong)人著手對稱鎖緊螺釘(ding)。直到從外特地的(de)看兩法(fa)(fa)蘭(lan)之間(jian)只有(you)2—3mm的(de)縫(feng)子(zi)即可。
鋼波紋管安(an)裝時從一(yi)側排(pai)放第(di)1根管(guan)(guan)(guan)節(jie),使(shi)(shi)其管(guan)(guan)(guan)子核心和基礎(chu)縱(zong)向核心線平(ping)行,一(yi)樣把第(di)二(er)根管(guan)(guan)(guan)安(an)放就(jiu)位,當(dang)兩(liang)根管(guan)(guan)(guan)相鄰法蘭(lan)間相距3—5cm的(de)縫子時,用小撬(qiao)棍瞄準法蘭(lan)上的(de)螺釘孔,使(shi)(shi)其兩(liang)根管(guan)(guan)(guan)法蘭(lan)上的(de)螺釘孔對正,這時從第(di)二(er)節(jie)管(guan)(guan)(guan)的(de)另(ling)一(yi)端用撬(qiao)杠撬(qiao)動管(guan)(guan)(guan)節(jie),使(shi)(shi)其縱(zong)向平(ping)移,使(shi)(shi)兩(liang)法蘭(lan)間距在2cm左右,而后所有穿上螺釘,擰上螺釘,帶(dai)平(ping)扣即可(ke)。從這以(yi)后依此形式逐節(jie)順(shun)次(ci)(ci)連署(shu),每道涵洞半(ban)中(zhong)腰管(guan)(guan)(guan)節(jie)無(wu)先后次(ci)(ci)第(di),可(ke)以(yi)隨心連署(shu)。
連(lian)署安(an)(an)(an)裝波(bo)紋管(guan):依據涵洞實(shi)際(ji)事情狀況,排(pai)放涵管(guan)。如果涵洞兩(liang)側出(chu)(chu)(chu)進(jin)水口(kou)是與路(lu)基(ji)同坡度(du)(du)的(de)斜(xie)口(kou)方(fang)式,安(an)(an)(an)裝時先(xian)安(an)(an)(an)裝半中腰管(guan)節,在基(ji)礎長度(du)(du)方(fang)向留進(jin)出(chu)(chu)(chu)出(chu)(chu)(chu)水口(kou)的(de)位置。半中腰管(guan)節所有安(an)(an)(an)裝完結,校對就(jiu)位后(hou)再安(an)(an)(an)裝兩(liang)側出(chu)(chu)(chu)進(jin)水口(kou)。
安裝前辦公:查(cha)緝涵管底部基礎平(ping)整度、水準、標高;審核(he)查(cha)對土建基準,確認涵洞位置(zhi)、核(he)心軸(zhou)線(xian)、中(zhong)點。
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