【正文】
2008年建成的滬蓉國(guó)道主干線上的龍?zhí)逗犹卮髽驗(yàn)?06+3200+106 m的預(yù)應(yīng)力混凝土連續(xù)剛構(gòu),最大墩高178 m,居世界同類橋梁墩高之最。1990年廣東絡(luò)溪大橋(l=180 m)是我國(guó)建成的第一座大跨徑連續(xù)剛構(gòu)橋,此后經(jīng)過十幾年的推廣應(yīng)用,連續(xù)剛構(gòu)橋己成為我國(guó)設(shè)計(jì)大跨徑60 m~300 m橋梁的主選橋型。 high pier design。 rigid frame bridge。通過連續(xù)剛構(gòu)橋?qū)嵗?,總結(jié)介紹其關(guān)鍵設(shè)計(jì)技術(shù),可為山區(qū)高墩橋梁的設(shè)計(jì)提供一定的借鑒。 高墩連續(xù)剛構(gòu)橋的應(yīng)用與關(guān)鍵設(shè)計(jì)技術(shù)摘要:目前我國(guó)公路建設(shè)正處在高速發(fā)展時(shí)期。連續(xù)剛構(gòu)橋作為山區(qū)首選橋型,橋墩高度不斷增加。關(guān)鍵詞:薄壁高墩;剛構(gòu)橋;薄壁高墩;高墩設(shè)計(jì);穩(wěn)定abstract: the highway construction in our country is in a period of rapid development now. as the preferred type of continuous rigid frame bridge in mountainous area, height of piers is increasing. through the application of the continuous rigid frame bridge, introduced its key design technology, the conclusion is signific