我廠出產的金屬鋼波紋涵管,嚴明依照JG/T3013-1994標準出產,應用于我國各大橋梁工程。可具備接縫堅固、無出現裂縫、無脫扣、不滲水、不滲漿、可旋接、承載有經驗大等獨特的地方,深受用戶的好評價。涵管、波紋管涵、鋼制波紋管涵洞、金屬波紋涵管適合地基變型有經驗強,對地基承載有經驗、平整度要求較低,工程實際造價比同類跨徑的橋、涵洞相近或較低。
介紹(shao)幾(ji)個鋼波(bo)紋涵管的(de)施工技巧(qiao)加快工程施工速度
嚴禁隨便開口(kou)以及(ji)任(ren)何破壞鋼波紋(wen)涵(han)管(guan)整體(ti)結構的行為;金屬波紋(wen)涵(han)管(guan)也叫波紋(wen)管(guan)涵(han),是(shi)(shi)指鋪埋在馬路、鐵(tie)路下的涵(han)洞(dong)用螺(luo)絲扣波紋(wen)管(guan),它是(shi)(shi)由(you)波形金屬板卷(juan)制成(cheng)或用半圓波形鋼片(pian)拼制成(cheng)的圓形波紋(wen)管(guan)。應用于馬路、鐵(tie)路、小橋、通道、擋土墻(qiang)以及(ji)各種礦場巷道擋墻(qiang)支(zhi)護等工程中的涵(han)洞(dong)(管(guan))。
鋼(gang)波紋涵管
在多年凍(dong)土(tu)(tu)(tu)及寒區(qu),節(jie)(jie)(jie)省工(gong)(gong)(gong)(gong)期不僅(jin)可以(yi)降低成本,而且可以(yi)相對延長(chang)施工(gong)(gong)(gong)(gong)季節(jie)(jie)(jie),加快工(gong)(gong)(gong)(gong)程總進度。多年凍(dong)土(tu)(tu)(tu)地區(qu),節(jie)(jie)(jie)省工(gong)(gong)(gong)(gong)期還可以(yi)大幅度減(jian)少(shao)因施工(gong)(gong)(gong)(gong)引(yin)起的傳熱(re),減(jian)少(shao)多年凍(dong)土(tu)(tu)(tu)的熱(re)干擾(rao)。青(qing)海(hai)省2000-2003年波(bo)紋管涵洞(dong)比同(tong)跨徑的鋼筋混凝土(tu)(tu)(tu)蓋板涵洞(dong)略高(gao)或持平(ping)。
相(xiang)應(ying)地,鋼(gang)(gang)波(bo)紋管(guan)涵洞(dong)(dong)壁厚的減(jian)薄及波(bo)形(xing)的減(jian)小,可以減(jian)少(shao)用鋼(gang)(gang)量,降低造(zao)價。禁止在鋼(gang)(gang)波(bo)紋涵管(guan)區域(yu)10米內鉆探施(shi)工以及打樁、強夯、挖土(tu)等操作;從(cong)施(shi)工期(qi)看(kan),一般鋼(gang)(gang)波(bo)紋管(guan)涵洞(dong)(dong)施(shi)工期(qi)僅為1-5天,相(xiang)比鋼(gang)(gang)筋混凝土(tu)蓋板涵、箱涵,節省工期(qi)1個多月,社會(hui)經濟效(xiao)益明顯。
動(dong)工工期(qi)短是表(biao)面化的優(you)勢(shi),土建工程與管(guan)節安裝可分開實行。經(jing)濟性比較:經(jing)濟效益(yi)隨著國內鋼(gang)波紋管(guan)涵洞的應(ying)用(yong)(yong),關于波形(xing)和壁(bi)厚優(you)化的研究將逐步深入,優(you)化后(hou)的波形(xing)可以采用(yong)(yong)相對較薄的結構(gou)鋼(gang)適應(ying)相同的填土及汽車荷載標準。(hanihanbj.com)
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