1 General Provisions

    1.0.1 This Code specifies the objectives, contents and technicalrequirements of geological work during the construction ofhydropower projects and assures the geological work quality.1.0.2 This Code applies to geological work during the constructionof larg......查看详细>>

标签:水电工程施工地质规程

2 Terms

    2.0.1 Geological observationObservation, measurement and recording of specific geologicalphenomena and their changes along with the construction proceeding.2.0.2 Geological inspectionRoutine inspection, measurement and recording of geologicalphenomena in ......查看详细>>

标签:水电工程施工地质规程

3 Basic Requirements

    3.0.1 The geological work during the construction of hydropowerprojects shall comply with the principles of “whole-process tracking,dynamic control, information management and timely feedback” andshall meet the requirements of eliminating potential geolog......查看详细>>

标签:水电工程施工地质规程

4.1 General requirements

    4.1.1 The geological work for surface structure foundations duringconstruction shall cover foundation excavation and foundationsurfaces.4.1.2 The geological work during foundation excavation shallinclude the followings.(1) Conducting routine geological in......查看详细>>

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4.2 Geological inspection and observation

    4.2.1 Geological inspection for rock foundations mainly includesthe followings.(1) Excavation progress, construction procedures, methods andtechniques as well as damages to foundation rock mass due toexcavation.(2) Lithological change and distribution of ......查看详细>>

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4.3 Sampling and testing

    4.3.1 The following samples should be collected and kept duringconstruction for reference.(1) A complete set of rock/soil samples from structure areas.(2) Representative rock/soil samples of typical sections of foundationsurfaces.(3) Samples of treated fo......查看详细>>

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4.4 Geological prediction

    4.4.1 Geological prediction shall be conducted in the followingcases.(1) Unveiled geological conditions and problems are significantlyinconsistent with the geological data and conclusions on which thedesigns are based.(2) Abnormal changes of rock/soil mas......查看详细>>

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4.5 Geological logging and mapping

    4.5.1 Scales of geological logging and mapping should complywith Table 4.5.1. The geological mapping shall be in compliance withDL/T 5185.Table 4.5.1 Scales of geological logging and mapping for surface structure foundations(continued)Note 1: ①Concrete (M......查看详细>>

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4.6 Assessment and acceptance

    4.6.1 Various investigation data and geological results shall becomprehensively utilized so as to update the engineering geologicalassessment of foundations during the construction.4.6.2 The engineering geological assessment of the whole or zonedfoundatio......查看详细>>

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5.1 General requirements

    5.1.1 Geological work for surrounding rocks of subsurfacestructures is composed of all excavation and the follow-up work offinal section formation. In case of full section excavation is adopted,the geological work may be completed in one operation.5.1.2 T......查看详细>>

标签:水电工程施工地质规程