鋼波紋涵管是一(yi)種(zhong)柔性(xing)構造,鋼波紋涵管在構造上具(ju)有(you)橫(heng)向補償位移的(de)(de)特性(xing),能(neng)夠(gou)充(chong)沛發(fa)揮(hui)鋼材抗(kang)拉性(xing)能(neng)強、抗(kang)變(bian)形(xing)才(cai)(cai)能(neng)特性(xing),具(ju)有(you)較(jiao)大的(de)(de)抗(kang)變(bian)形(xing)才(cai)(cai)能(neng)和(he)抗(kang)沉降才(cai)(cai)能(neng),特別合(he)適于軟(ruan)土(tu)、收(shou)縮土(tu)、濕陷(xian)性(xing)黃(huang)土(tu)等地(di)基(ji)承載力(li)較(jiao)低(di)的(de)(de)地(di)域和(he)地(di)震多(duo)發(fa)地(di)域。
淮南鋼波紋涵管是如何解決路橋問題呢?
也被道(dao)路和鐵(tie)道(dao)路涵(han)洞(dong)普遍(bian)應用,鋼鋼波紋涵(han)管洞(dong)施工(gong)(gong)前準(zhun)備(bei)相關(guan)資(zi)料(liao),人員及設備(bei)進場,并做好施工(gong)(gong)時(shi)期的(de)平(ping)安防(fang)護工(gong)(gong)作,對(dui)路基邊坡停止(zhi)圍網維護,避免石(shi)(shi)塊等物體下滑傷人。根底處置:可回填砂(sha)礫或砌筑片石(shi)(shi)砼,對(dui)基底停止(zhi)平(ping)整,換填30-50cm厚的(de)砂(sha)礫資(zi)料(liao),密實度到達90%以上,選擇恰當的(de)流水縱坡3%左右(you),定出每道(dao)涵(han)的(de)中(zhong)線和邊線。
圓形鋼波(bo)(bo)紋涵(han)管(guan)(guan)(guan),鋼波(bo)(bo)紋涵(han)管(guan)(guan)(guan),大口徑鋼波(bo)(bo)紋涵(han)管(guan)(guan)(guan),金屬鋼波(bo)(bo)紋涵(han)管(guan)(guan)(guan)鋼波(bo)(bo)紋涵(han)管(guan)(guan)(guan)的適用(yong)范(fan)圍:后張法預應(ying)力(li)鋼筋(jin)混凝土(tu)橋梁用(yong)預應(ying)力(li)金屬鋼波(bo)(bo)紋涵(han)管(guan)(guan)(guan);鋼筋(jin)混凝土(tu)空心板(ban)板(ban)用(yong)預應(ying)力(li)金屬鋼波(bo)(bo)紋涵(han)管(guan)(guan)(guan);梁板(ban)后張法鋼絞(jiao)線的預留孔道。
淮南鋼波紋涵管是如何解決路橋問題呢?
由于(yu)波紋管帶波紋,和混凝土(tu)分離(li)較(jiao)好,且(qie)鋼絞線(xian)張拉灌漿(jiang)(jiang)凝結后可以讓鋼絞線(xian)、水泥漿(jiang)(jiang)、梁板三(san)者之間很好的分離(li),確保張拉應力的平均散布及應力損失(shi)。地(di)腳螺栓(shuan)預留孔用金屬鋼波紋涵管;建筑(zhu)、構筑(zhu)墻體、根(gen)底(di)管線(xian)預埋管。
由(you)于(yu)鋼(gang)(gang)(gang)(gang)波(bo)紋涵(han)管施(shi)(shi)工(gong)(gong)簡單且施(shi)(shi)工(gong)(gong)工(gong)(gong)期短(duan)(普通一(yi)道涵(han)洞(dong)的(de)(de)施(shi)(shi)工(gong)(gong)時間(jian)大約在10天(tian)-15天(tian)左右)縮短(duan)了(le)多年(nian)凍(dong)(dong)土(tu)的(de)(de)暴(bao)露(lu)時間(jian),凍(dong)(dong)融量小(xiao),故特別適(shi)用于(yu)多年(nian)凍(dong)(dong)土(tu)地域。鋼(gang)(gang)(gang)(gang)波(bo)紋涵(han)管施(shi)(shi)工(gong)(gong)時對四周(zhou)環(huan)(huan)境的(de)(de)毀壞小(xiao),適(shi)用于(yu)生態環(huan)(huan)境脆(cui)弱(ruo)的(de)(de)地域鋼(gang)(gang)(gang)(gang)波(bo)紋涵(han)管施(shi)(shi)工(gong)(gong)中只需求對根底停止砂(sha)(sha)礫回填處置(zhi),對進(jin)出口停止混(hun)凝土(tu)或砌石(shi)施(shi)(shi)工(gong)(gong)處置(zhi),對砂(sha)(sha)、石(shi)材、鋼(gang)(gang)(gang)(gang)筋(jin)等用量小(xiao),十分適(shi)用于(yu)砂(sha)(sha)石(shi)缺乏的(de)(de)地域。
這種方式都可(ke)以(yi)抵達供暖管(guan)道(dao)防(fang)銹(xiu)處(chu)置(zhi)的目地。金屬(shu)資(zi)(zi)料(liao)外表依據防(fang)銹(xiu)處(chu)置(zhi)處(chu)理(li)后,應(ying)展示出勻稱互相的金屬(shu)質感,不應(ying)該有金屬(shu)資(zi)(zi)料(liao)空氣氧化或許其他防(fang)銹(xiu)處(chu)置(zhi)是對金屬(shu)資(zi)(zi)料(liao)鋼(gang)波紋涵管(guan)管(guan)道(dao)在刷涂防(fang)腐(fu)資(zi)(zi)料(liao)前展開處(chu)理(li)的一道(dao)關鍵(jian)工作,如今是肅清管(guan)道(dao)外表的浮(fu)塵、污漬、銹(xiu)跡、焊穿(chuan)等殘物。
鋼波紋涵管施工時,采用分段施工的辦法,預先在原拱涵基底用角鋼并排兩根,長度依據涵長肯定,作涵管推進時的滑軌,鋼波紋涵管管徑依據工程需求可有不同的規格,整裝管管徑為0.5m-2.5m,每節長度3.06米,采用內(外)法蘭螺栓銜接,拼裝管管徑為3m-8m,板與板搭接高強螺栓緊固。//hanihanbj.com/
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