第5期 金爱兵等:坡角对坡间挡士土墙稳定性影响的数值模拟分析 .481. (a)a-0° (b)a=10° 塑性区 塑性区 塑性区 (c)a=20° 塑性区(da=30° 0000000000000000000 图7不同坡角下整体结构中的破坏场 Fig.7 Plastic field of the whole structure at different slope angles 因此,坡间挡土墙的建造应充分考虑边坡角的 Sci Technol Beijing.2003.25(3):199 影响,当边坡坡角大于20°时应采取相应的控制措 (金爱兵,高水涛,蔡美蜂,等挡土培加固工程错杆预应力损失 与补偿.北京科技大学学报,2003,25(3):199) 施,对路基、墙体、坡体和边墙基础实施有针对性的 [6]Jin A B.Sun J H.Wang J A.Numerical simulation of pavement 加固方案, quality affecting the stability of a retaining wall.JUnin Sci Tech- nol Beijing,2007,29(4):358 参考文献 (金爱兵,孙金海,王金安·路面质量对挡土墙稳定性影响的数 [1]Wang S G.Gao Y T,Ma F.et al.Studies on reinforcement 值模拟·北京科技大学学报,2007,29(4):358) technique of bracing structures of roadbed.Rock Soil Mech, [7]Zhang Y P.Gao Y T,Jin A B.et al.Reinforcement practice of 2004,25(Sppl1):111 instability retaining wall set on soil slope.Nonferrous Met, (王松根,高永涛,马飞,等.公路路基支挡结构物加固技术研 2003,55(1):110 究.岩土力学,2004,25(增刊1):111) (张友葩,高永涛,金爱兵,等.坡间挡土墙失稳加固实践,有色 [2]Zhang XX,Wei D X.Measurement and analysis of earth pres- 金属,2003,55(1):110) sure in anchor slab retaining structures.Chin J Geotech Eng. [8]Wu SC.Jin A B.Wang JA.Numerical simulation of stability as- 1994,16(2):73 sessment and design making of a subgrade retaining wall on slope. (张续萱,魏殿兴.锚定板挡土结构的实测土压力及其分析研 Chin J Rock Mech Eng.2005.24(Suppl 2):5382 究.岩土工程学报,1994,16(2):73) (吴顺川,金爱兵,王金安,坡间路基挡土墙稳定性评价数值模 [3]Jin A B,Gao Y T,Wu S C.et al.Instability mechanism and re- 拟及建设方案确定.岩石力学与工程学报,2005,24(增刊2): inforcement scheme of G104 crossroad reinforced retaining wall. 5382) Nonferrous Met.2003.55(2):113 [9]Zhang Y P.Gao Y T,Fang Z L.et al.Instability analysis of re- (金爱兵,高永涛,吴顺川,等.G104界河立交桥加筋土挡土墙 taining wall under random vehicle loading condition.Univ Sci 失稳机理分析及加固方案.有色金属,2003,55(2):113) Technol Beijing.2003.25(1):18 [4]Gao Y T.Cheng Z Q.Wu S C.et al.Study of double anchor (张友葩,高永涛,方祖烈,等.交通载荷下挡土墙的失稳分析 constructing technique and its application in unstable slope retain- 北京科技大学学报,2003,25(1):18) ing wall.J Highuay Transp Res Dev.2005.22(4):27 [10]Zhang Y P.Gao Y T,Wang J L.et al.Unstable analysis of (高永涛,成子桥,吴顺川,等.非稳定边坡坡间挡土墙双锚建造 slope under dynamic loading condition.IUniv Sci Technol Bei- 技术研究,公路交通科技,2005,22(4):27) jing,2003,25(2):110 [5]Jin A B.Gao Y T.Cai M F,et al.Prestress losing and compen- (张友葩,高永涛,王杰林,等,动载荷下边坡的失稳分析北京 sate method in the reinforcement project of retaining wall.Univ 科技大学学报,2003,25(2):110)图7 不同坡角下整体结构中的破坏场 Fig.7 Plastic field of the whole structure at different slope angles 因此坡间挡土墙的建造应充分考虑边坡角的 影响当边坡坡角大于20°时应采取相应的控制措 施对路基、墙体、坡体和边墙基础实施有针对性的 加固方案. 参 考 文 献 [1] Wang S GGao Y TMa Fet al.Studies on reinforcement technique of bracing structures of roadbed. Rock Soil Mech 200425(Suppl1):111 (王松根高永涛马飞等.公路路基支挡结构物加固技术研 究.岩土力学200425(增刊1):111) [2] Zhang X XWei D X.Measurement and analysis of earth pressure in anchor slab retaining structures. Chin J Geotech Eng 199416(2):73 (张续萱魏殿兴.锚定板挡土结构的实测土压力及其分析研 究.岩土工程学报199416(2):73) [3] Jin A BGao Y TWu S Cet al.Instability mechanism and reinforcement scheme of G104crossroad reinforced retaining wall. Nonferrous Met200355(2):113 (金爱兵高永涛吴顺川等.G104界河立交桥加筋土挡土墙 失稳机理分析及加固方案.有色金属200355(2):113) [4] Gao Y TCheng Z QWu S Cet al.Study of double anchor constructing technique and its application in unstable slope retaining wall.J Highway T ransp Res Dev200522(4):27 (高永涛成子桥吴顺川等.非稳定边坡坡间挡土墙双锚建造 技术研究.公路交通科技200522(4):27) [5] Jin A BGao Y TCai M Fet al.Prestress losing and compensate method in the reinforcement project of retaining wall.J Univ Sci Technol Beijing200325(3):199 (金爱兵高永涛蔡美峰等.挡土墙加固工程锚杆预应力损失 与补偿.北京科技大学学报200325(3):199) [6] Jin A BSun J HWang J A.Numerical simulation of pavement quality affecting the stability of a retaining wall.J Univ Sci Technol Beijing200729(4):358 (金爱兵孙金海王金安.路面质量对挡土墙稳定性影响的数 值模拟.北京科技大学学报200729(4):358) [7] Zhang Y PGao Y TJin A Bet al.Reinforcement practice of instability retaining wall set on soil slope. Nonferrous Met 200355(1):110 (张友葩高永涛金爱兵等.坡间挡土墙失稳加固实践.有色 金属200355(1):110) [8] Wu S CJin A BWang J A.Numerical simulation of stability assessment and design-making of a subgrade retaining wall on slope. Chin J Rock Mech Eng200524(Suppl2):5382 (吴顺川金爱兵王金安.坡间路基挡土墙稳定性评价数值模 拟及建设方案确定.岩石力学与工程学报200524(增刊2): 5382) [9] Zhang Y PGao Y TFang Z Let al.Instability analysis of retaining wall under random vehicle loading condition.J Univ Sci Technol Beijing200325(1):18 (张友葩高永涛方祖烈等.交通载荷下挡土墙的失稳分析. 北京科技大学学报200325(1):18) [10] Zhang Y PGao Y TWang J Let al.Unstable analysis of slope under dynamic loading condition.J Univ Sci Technol Beijing200325(2):110 (张友葩高永涛王杰林等.动载荷下边坡的失稳分析.北京 科技大学学报200325(2):110) 第5期 金爱兵等: 坡角对坡间挡土墙稳定性影响的数值模拟分析 ·481·