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標(biāo)題 |
京滬高速鐵路三標(biāo)段路基風(fēng)化花崗巖填料改良試驗(yàn)研究(49 卷) |
英文標(biāo)題 |
Experimental study on improving subgrades filling material of weathered granite at 3ed contract section for Beijing-Shanghai high speed railway |
摘要 |
京滬高速鐵路三標(biāo)段路基使用風(fēng)化花崗巖填料進(jìn)行填筑,對(duì)不同厚度填料和不同碾壓遍數(shù)壓實(shí)結(jié)果進(jìn)行分析,指出取土場(chǎng)填筑材料不能滿(mǎn)足高速鐵路路基填筑質(zhì)量要求,需用改良土,對(duì)三種摻和料的改良土進(jìn)行壓實(shí)試驗(yàn),結(jié)果表明摻石灰土和碎石土能對(duì)原土填筑壓實(shí)參數(shù)起到顯著改善作用 |
作者 |
新聞作者:謝凱軍,楊忠,蔣宗全 |
關(guān)鍵字 |