Gb 50487
Web单项选择题 根据《水利水电工程地质勘察规范》(GB 50487—2008)规定,可行性研究阶段对峡谷河流坝址进行勘探,当坝高大于70m、覆盖层厚度小于40m时,河床钻孔深度应为( )。 A.30~50m B.大于50m C.0.5~1倍坝高 D.应达到相对隔水层. A.30~50m B.大于50m C.0.5~1倍坝高 点击查看答案 Webgb 50487-2008,为了统一水利水电工程地质勘察工作,明确勘察工作深度和要求,保证勘察工作质量,制定本规范。 本规范适用于大型水利水电工程地质勘察工作。 水利水电工程地质勘察宜分为规划、项目建议书、可行性研究、初步设计、招标设计和施工详图设计等阶段。
Gb 50487
Did you know?
WebChina GB 50487-2008 Standard Chinese version, you can purchase directly online; After receive your payment, we will send the GB 50487-2008 PDF file to your Email within 24 … Web根据《水利水电工程地质勘察规范》(gb 50487—2008)附录q.0.1条规定,岩体同时具备高地应力、岩质硬脆、完整性好-较好、无地下水的洞段,可初步判别为易产生岩爆。
Web99487, Under Complex Chronic Care Evaluation and Management Services. The Current Procedural Terminology (CPT ®) code 99487 as maintained by American Medical … WebSep 24, 2024 · 标准号:GB 50487-2008 实施状态:现行 中文名称:水利水电工程地质勘察规范(附条文说明) 英文名称:Code for engineering geological investigation of water resources and hydropower 组织分类:GB 中标分类:P55 ICS分类:27.140 标准分类:CN 发布日期:2008-12-15 实施日期:2009-08-01 归口单位:中华人民共和国住房和城乡建 …
WebNov 6, 2024 · GB 50487-2008 (2008) Code for engineering geological investigation of water resources and hydropower. China Planning Press Publishing, Beijing. Deng & Zhang (1996) Study on geological-mechanical characteristics of class II structural plane in the dam area of Jinping hydropower station. J Chengdu Univ Technol 23(4):10–16 (In Chinese) WebMar 24, 2024 · GB 50487-2008 (2024年版) 水利水电工程地质勘察规范 为了统一水利水电工程地质勘察工作,明确勘察工作深度和要求,保证勘察工作质量,制定本规范。. 本规范 …
WebIn the stability analysis, the forces or moments as the loads should have greater weight, thus some reverse forces and moments with little uncertainty will be treated as negative loads rather than the positive resistances. Accordingly, the load and resistance can be defined well provided that safety factor is expressed as the strength reduction ...
Web岩体的纵波速度为2800m/s,岩石的纵波速度为3500m/s。结构面状态评分为25,地下水评分为-2,主要结构面产状评分-5。根据《水利水电工程地质勘察规范》(GB 50487—2008),该洞室围岩的类别是下列哪一选项? shrimp and cashew nuts chineseWebJun 1, 2013 · Code for engineering geological invcstigation of water resources and hydropower (GB 50487-2008) Beijing, China Planning Press. Predicting … shrimp and cauli gritsWebNov 5, 2024 · 内容介绍. 土木工程资料网会员 [www.tmgc.net]为您精选带来"yantubbs-GB 50487-2008"这份电子版资料,本页面最后更新时间为:2024-11-05 05:02 ,如果你需要一 … shrimp and cabbage spring rollsWebSep 1, 2024 · Various representative rockburst intensity classification methods have been established, such as Russenes (1974) 's method, Brauner (1985) 's method, Tan (1992a) 's method, the Canadian Rockburst Research Program (CRRP)'s method (Kaiser et al., 1996b), and the method proposed in the Chinese national code GB 50487–2008 (2008). shrimp and cabbage wrapped in rice paperhttp://zztongyun.com/article/2024年水利实施的新规范 shrimp and cauliflower rice recipesWebGB 50487-2008 English Version - GB 50487-2008 Code for engineering geological invcstigation of water resources and hydropower (English Version): GB 50487-2008, … shrimp and cheddar grits with baconWebJan 25, 2024 · The status of rock weathering and the degree of unloading were also identified in the adits according to the ISRM standard and the GB 50487–2008 standard (Ministry of Water Conservancy and Hydropower … shrimp and cauliflower grits