GB50548-2010330kV-750kV架空输电线路勘测规范（英文版）
中华人民共和国住房和城乡建设部更新时间：2020-09-25 15:25:48
最新章节：List of Quoted Standards封面
版权信息
Announcement of Ministry of Housing and Urban-Rural Development of the People's Republic of China
Foreword
1 General
2 Terms and Symbols
2.1 Terms
2.2 Symbols
3 Basic Provisions
3.1 Survey
3.2 Geotechnical Investigation
3.3 Engineering Hydrological Investigation and Surveying
3.4 Engineering Meteorological Investigation and Surveying
4 Survey at Feasibility Study Stage
4.1 General Provisions
4.2 Indoor Work
4.3 Field Work
4.4 Survey Results to be Submitted
5 Survey at Preliminary Design Stage
5.1 General Provisions
5.2 Indoor Selection of Routing Scheme
5.3 Field Selection of Routing Scheme
5.4 Aerial Photographing
5.5 Establishment of GPS Main Control Network and GPS Field Control of Aerial Survey
5.6 Photograph Annotation
5.7 Scanning of Aerial Photographs
5.8 Aerial Triangulation
5.9 Establishment of Three-dimensional Digital Model for Route
5.10 Route Optimization with Three-dimensional Digital Model
5.11 Final Results to be Submitted
6 Survey at Detailed Design Stage
6.1 General Provisions
6.2 Route Selection Survey
6.3 Straight Line Location Survey
6.4 Survey of Stake Spacing and Elevation Difference
6.5 Horizontal and Elevation Connection Survey
6.6 Survey of Plans and Sections
6.7 Survey of Crossing-over
6.8 Location and Check Survey
6.9 Survey for Sections of Tower Foundations and Topography of Tower Locations
6.10 Survey of Layout Maps of Houses
6.11 Survey of Tower Location Coordinates
6.12 Survey of Distribution of Forest Trees
6.13 Survey of Earth Electrode Site
6.14 Survey Results to be Submitted
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7 Geotechnical Investigation at Feasibility Study Stage
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8 Geotechnical Investigation at Preliminary Design Stage
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9 Geotechnical Investigation at Detailed Design Stage
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9.1 General Provisions
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9.2 Investigation of Plains and River Valleys
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9.3 Investigation of Mountainous and Hilly Areas
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10 Geotechnical Investigation Methods
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10.1 Engineering Geological Survey
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10.2 Remote Sensing Interpretation
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10.3 Engineering Geophysical Exploration
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10.4 Exploration and Test
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11 Geotechnical Investigation for Special Geotechnical Areas
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11.1 Collapsible Loess
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11.2 Frozen Soil
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11.3 Soft Soil
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11.4 Expansive Rock and Soil
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11.5 Red Clay
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11.6 Fill Soil
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11.7 Weathered Rock and Residual Soil
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11.8 Saline Soil
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11.9 Compound Soil
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12 Geotechnical Investigation for Areas under Special Geological Conditions
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12.1 Karst and Caves
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12.2 Landslide
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12.3 Eboulement and Talus
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12.4 Gully
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12.5 Debris Flow
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12.6 Earthquake Liquefaction
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12.7 Goaf
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13 Prototype Test
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13.1 General Provisions
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13.2 Foundation Pile Prototype Test
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13.3 Anchor Foundation and Undistributed Soil Foundation Test
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13.4 Preparation of Prototype Test Results
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14 Foundation Pit Inspection
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15 Geotechnical Engineering Investigation Results
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15.1 General Provisions
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15.2 Feasibility Study Stage
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15.3 Preliminary Design Stage
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15.4 Detailed Design Stage
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16 Engineering Hydrological Investigation at Feasibility Study Stage
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16.1 General Provisions
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16.2 Depth of Investigation Content and Technical Requirements
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16.3 Investigation Results
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17 Engineering Hydrological Investigation at Preliminary Design Stage
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17.1 General Provisions
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17.2 Depth of Investigation Content and Technical Requirements
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17.3 Investigation Results
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18 Engineering Hydrological Investigation at Detailed Design Stage
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18.1 General Provisions
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18.2 Depth of Investigation Content and Technical Requirements
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18.3 Investigation Results
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19 Hydrological Investigation
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19.1 General Provisions
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19.2 Survey on Effects of Human Activities
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19.3 Flood Survey
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19.4 Survey on Riverbed Evolution
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19.5 Survey on Ice Conditions and Floats
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19.6 Hydrological Survey for Special Regions
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19.7 Hydrological Test
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20 Hydrological Analysis and Calculation
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20.1 General Provisions
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20.2 Design Flood of Natural Rivers
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20.3 Design Flood Upstream and Downstream Reservoir
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20.4 Flood Resulting from Levee Breach or Dam Break
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20.5 Ice Flood
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20.6 Flood in Special Regions
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20.7 Design Flood Level
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20.8 Design Velocity
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20.9 Hydrological Analysis and Calculation for Seashores and Estuaries
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21 Evolution Analysis on River（sea）Bed
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21.1 General Provisions
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21.2 Analysis on Riverbed Evolution
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21.3 Analysis on Seabed Evolution
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22 Engineering Meteorological Investigation at Feasibility Study Stage
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22.1 General Provisions
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22.2 Investigation Content Depth and Technical Requirements
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22.3 Investigation Results
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23 Engineering Meteorological Investigation at Preliminary Design Stage
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23.1 General Provisions
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23.2 Investigation Content Depth and Technical Requirements
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23.3 Investigation Results
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24 Engineering Meteorological Investigation at Detailed Design Stage
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24.1 General Provisions
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24.2 Investigation Content Depth and Technical Requirements
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24.3 Investigation Results
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25 Meteorological Survey
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25.1 General Provisions
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25.2 Survey on Strong Winds
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25.3 Survey on Icing
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25.4 Survey on Prevailing Wind Direction
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25.5 Dedicated Meteorological Stations and Observation
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26 Meteorological Analysis and Calculation
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Appendix A:Sample of Plans of Crowded Areas
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Appendix B:Sample of Relative Position Maps of Dangerous Effects of Communication Lines
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Appendix C:Sample of Plans of Incoming/Outgoing Lines of Substations or Power Plants
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Appendix D:Specifications and Burial Dimensions of Stakes
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Appendix E:Sample of Relative Position Maps of Parallel Adjacent Lines
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Appendix F:Plans and Sections of Transmission Lines
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Appendix G:Tables of Symbols in Plans and Sections
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Appendix H:Sample of Sub-sections of Crossing-over
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Appendix J:Sample of Sub-plans of Crossing-over
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Appendix K:Sample of Section Maps of Tower Foundations
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Appendix L:Sample of Topographic Maps at Tower Locations
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Appendix M:Sample of Layout Maps of Houses
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Appendix N:List of Hydrological Conditions at Tower Foundations
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Appendix P:Calculation of Design Wind Speed
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Appendix Q:Calculation of Design Ice Thickness
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Explanation of Wording in This Code
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List of Quoted Standards
更新时间：2020-09-25 15:25:48