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標(biāo)題 |
武廣客運(yùn)專(zhuān)線(xiàn)路涵過(guò)渡段振動(dòng)壓實(shí)試驗(yàn)研究(49 卷) |
英文標(biāo)題 |
Experimental study on vibro-densification of subgrade in transition section between line and culvert on Wuhan-Guangzhou passenger-dedicated railway |
摘要 |
通過(guò)在武廣客運(yùn)專(zhuān)線(xiàn)武漢工程試驗(yàn)段一典型路涵過(guò)渡段內(nèi)進(jìn)行大型振動(dòng)壓路機(jī)現(xiàn)場(chǎng)碾壓試驗(yàn),測(cè)定不同碾壓工況下涵洞側(cè)壁動(dòng)應(yīng)力大小。由此得出振動(dòng)壓路機(jī)在過(guò)渡段作業(yè)時(shí)對(duì)涵洞作用的動(dòng)應(yīng)力大小,過(guò)渡段作業(yè)時(shí)的安全距離及碾壓該種填料時(shí)的有效碾壓深度。提出了適應(yīng)350 km/h客運(yùn)專(zhuān) |
作者 |
新聞作者:王向峰,曹新文,程燕 |
關(guān)鍵字 |