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2011年01 期
| 標(biāo)題 |
| 砂卵地層大型地鐵基坑施工技術(shù)(51 卷) |
| 英文標(biāo)題 |
| Construction technology of metro’s huge foundation pit in sand-gravel stratum |
| 摘要 |
| 以成都砂卵地層大型地鐵基坑開(kāi)挖為對(duì)象，對(duì)車站基坑開(kāi)挖以及圍護(hù)結(jié)構(gòu)及其參數(shù)等問(wèn)題進(jìn)行研究。提出了分6步臺(tái)階整體后退式挖土，且每層開(kāi)挖深度為4～5m的基坑開(kāi)挖施工方案與工藝，確定了鋼支撐和土釘墻掛網(wǎng)噴射混凝土的聯(lián)合圍護(hù)結(jié)構(gòu)及參數(shù)。實(shí)踐表明，研究出的地鐵車站基坑施 |
| 作者 |
| 新聞作者:郭建強(qiáng) |
| 關(guān)鍵字 |
