Gb 50487—2008
Webschemes (ISRM 1978; Bieniawski 1989; GB 50487-2008, 2009). Volumetric joint count (J v) Volumetric joint count J v is an index recommended by the International Society of Rock Mechanics (ISRM) to quanti - tatively evaluate rock mass integrity, which can be obtained from eld measurements or by a statistical analysis of dis- WebApr 8, 2024 · 标准号：GB50487-2008. 中文标准名称：水利水电工程地质勘察规范（2024年版）. 英文标准名称：Code for engineering geological investigation of water resources …
Gb 50487—2008
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WebApr 8, 2024 · 标准号：GB50487-2008. 中文标准名称：水利水电工程地质勘察规范（2024年版）. 英文标准名称：Code for engineering geological investigation of water resources and hydropower. 发布日期：2008-12-15. 实施日期：2009-08-01. 发布单位：住房和城乡建设部. 简介：为了统一水利水电工程地质 ... WebPursuant to the section of seepage classification for rock-soil bodies specified in the Code for Engineering Geological Investigation of Water Resources and Hydropower of the National Standard of People’s Republic of China GB 50487-2008 , as shown in Table 1, the lithology of the ground in this area already starts to transform from being ...
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) WebGB 50487-2008 Code for engineering geological invcstigation of water resources and hydropower: Standard No.: GB 50487-2008: Status: VALID remind me the status change …
WebFeb 13, 2024 · Permeability variations of the hard and soft rocks. (a) Electrohydraulic servocontrolled testing system; (b) hard rock: fine sandstone; (c) soft rock: bauxite. WebDec 1, 2024 · Code for engineering geological investigation of water resources and hydropower, GB 50487-2008, Ministry of Housing and Urban-Rural Development of the People’s Republic of China.
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WebFeb 13, 2024 · According to the GB 50487-2008 (code for engineering geological investigation of water resources and hydropower), the permeability coefficient range is m/s. In this study, the F 120 + A 2 fault is divided into ten layers of rock 1– rock 10 (shown in Figure 12(b) ) and the main parameters are listed in Table 1 . birthday cards for februaryWebThanks for your interest in "GB 50487-2008" standard ! This GB standard english version is not ready translated, only after get your order, then we translate it, time usually need … birthday cards for familydanish nuclear physicistWebJul 4, 2024 · GB 50487-2008 (2008) Code for engineering geological investigation of water resources and hydropower. Ministry of water conservancy and hydropower planning and … birthday cards for father in lawWebAug 1, 2024 · The bedrock on both sides of the powerhouse is exposed, which contains mainly porphyraceous biotite moyite. The longitudinal wave velocity of the drilling sound wave in the rock mass is about 5500 m/s, and the surrounding rock type is mainly IIIa according to the national code of China (GB 50487–2008, 2008).The powerhouse has a … birthday cards for fitness freaksWebGB 50487-2008 English Version - GB 50487-2008 Code for engineering geological invcstigation of water resources and hydropower (English Version): GB 50487-2008, … danish norwegian mutually intelligibleWebMar 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 … danish nosh caulfield