二滩拱坝低于设计死水位运行时的横缝开合度监测  

Monitoring Openings of Ertan Arch Dam Transverse Jointsduring Its Operation Below Designed Dead Storage Level

作　　者：舒涌[1] 袁琼[1] 

机构地区：[1]国家电力公司成都勘测设计研究院,四川成都610072

出　　处：《水电站设计》2004年第1期20-23,共4页Design of Hydroelectric Power Station

摘　　要：介绍了二滩大坝在低于设计死水位运行时,对拱坝横缝开合度的监测分析,重点对18号灌区测缝计布置、测缝计基准值的选取、封拱后缝面的接触状态,以及横缝开合度的预测进行了介绍,并提出了应重视的问题。This paper describes monitoring analysis of Ertan Arch Dam transverse joints during its operation below the designed dead storage level.Stress is laid on arrangement of jont meters in the grout compartment No.18,selection of the joint meter datum values & contact condition between the joint surfaces after all the joints being grouted.The paper also gives a presentation of the transverse joint opening prediction & points out the relevant problems,which attention should be paid to.

关 键 词：二滩拱坝 横缝开合度 测缝计 蓄水 混凝土浇筑 

分 类 号：TV698.1[水利工程—水利水电工程]