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作 者:江建鹏 JIANG Jianpeng(Yanzhou Sinoma Construction Co.,Ltd.)
机构地区:[1]兖州中材建设有限公司
出 处:《广东建材》2025年第2期114-116,共3页Guangdong Building Materials
摘 要:随着青龙山Ⅰ号采石场的不断开采,边坡范围逐渐增加,一些边坡处于不稳定状态,形成安全隐患。为了对07#边坡进行治理,首先采用岩体地质力学分级(RMR)评价边坡岩体质量,根据Hoek-Brown强度准则边坡岩体力学参数。通过3种方法计算3种载荷组合作用下边坡安全系数,结果表明边坡现状未满足规范要求。提出“削坡减载+坡脚加固+绿化工程”边坡综合治理方案,最不利工况条件下安全系数满足规范要求,并且取得了良好的经济效益和环境效益。With the continuous mining of Qinglongshan 1#quarry,the range of slopes has gradually increased,and some slopes are in an unstable state,forming safety hazards.In order to treat the 07#slope,the rock mass geological mechanical classification(RMR)is first used to evaluate the quality of the slope rock mass,and the mechanical parameters of the slope rock mass are determined based on the Hoek Brown strength criterion.Calculation of the slope safety factor under three load combinations using three methods,and the results indicate that the current situation of the slope does not meet the requirements of the specifications.The proposed comprehensive slope treatment plan of"slope cutting and load reduction+slope toe reinforcement+greening engineering",which has met the safety factor requirements under the most unfavorable working conditions and has achieved good economic and environmental benefits.
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