- 摘 要
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彭明祥?。◤V東省電力設(shè)計(jì)研究院 廣州 510600)羅興成 莫賜國?。◤V東省地質(zhì)物探工程勘察院 廣州 510800)
[提要] 通過對土釘支護(hù)工作面開挖的坍塌穩(wěn)定性的研究,提出了工作面抗坍塌穩(wěn)定安全系數(shù)的分析計(jì)算方法,工作面的臨界開挖高度以及防止工作面坍塌的工程措施。列舉了工程應(yīng)用實(shí)例,供工程支護(hù)時參考。
[關(guān)鍵詞] 土釘支護(hù) 工作面 坍塌穩(wěn)定性 臨界開挖高度The landslide stability of the soil nailing working face excavation is studied and the analytical calculation method of anti-landslide stability safe factor is put forward. The critical excavation height of working face and anti-landslide engineering measures is provided,and it can be referred to engineering practices. An engineering example is illustrated.
Keywords: soil nailing; working face; landslide stability; critical excavation height參 考 文 獻(xiàn)
1.程良奎,張作湄,楊志銀.巖土加固實(shí)用技術(shù).地震出版社,1994.
2.彭明祥,何正勇,楊曉弘.土釘支護(hù)結(jié)構(gòu)計(jì)算實(shí)用方法.建筑結(jié)構(gòu),2003,33(5).
3.馮國棟.土力學(xué).水利電力出版社,1986.
4.龔曉南,高有潮.深基坑工程設(shè)計(jì)施上手冊.中國建筑工業(yè)出版社,1998.
5.廣州市標(biāo)準(zhǔn).廣州地區(qū)建筑基坑支護(hù)技術(shù)規(guī)定(GJB02-98).
6.基坑土釘支護(hù)技術(shù)規(guī)程( CECS96:97).
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