GB 50026-2007 Code for engineering surveying (Text of Document is in English) - Beijing translation compay

1 General Provisions
2 Terms and Symbols
2.1 Terms
2.2 Symbols
3 Horizontal control measurement
3.1 General Provisions
3.2 Satellite positioning
3.3 Traverse survey
3.4 Triangular network survey
4 Vertical control surveys
4.1 General Provisions
4.2 Leveling survey
4.3 EDM-trigonometric leveling
4.4 GPS fitting height measurement
5 Topographic surveys
5.1 General Provisions
5.2 Mapping control survey
5.3 Plotting method and technical requirements
5.4 Digitalization of paper topographic map
5.5 Digital Elevation model (DEM)
5.6 Topographic plotting of general area
5.7 Topographic plotting of building area of the town
5.8 Survey of the current map of industrial and mining area
5.9 Topographic survey of water area
5.10 Editing and illustration of the maintenance of topographic maps
6 Line survey
6.1 General Provisions
6.2 Survey for the railway and road
6.3 Measurement of overhead cableway
6.4 Survey of gravity flow and pressure piping
6.5 Measurement of overhead power transmission sequence
7 Underground Pipeline Measurements
7.1 General Provisions
7.2 Underground Pipeline Survey
7.3 Underground Pipeline Measurement
7.4 Underground Pipeline Mapping
7.5 Underground Pipeline Information Network
8 Construction Survey
8.1 General Provisions
8.2 Field Zone Control Survey
8.3 Industrial and Civil Building Construction Survey
8.4 Hydraulic Structure Construction Survey
8.5 Bridge Construction Surveying
8.6 Tunnel Construction Surveying
9 Completion General Plan Drawing and Actual Survey
9.1 General Provisions
9.2 Completion General Plan Drawing
9.3 Completion General Plan Actual Surveying
10 Deformation Monitoring Survey
10.1 General Provisions
10.2 Horizontal Displacement Monitoring Survey Reference Net
10.3 Vertical Displacement Monitoring Survey Reference Net
10.4 Basic Monitoring Method and Technical Requirements
10.5 Industrial and Civil Building Deformation Monitoring Survey
10.6 Hydraulic Structure Deformation Monitoring Survey
10.7 Underground Engineering Deformation Monitoring Survey
10.8 Bridge Deformation Monitoring
10.9 Landslide monitoring
10.10 Data processing and deformation analysis
Appendix A -- Evaluation method for mean square error of project with higher accuracy requirement
Appendix B-- Specification for mark of horizontal control point and burying monument mark
Appendix C -- Computing formula for location transformation of graduated circle and micrometer while using method of direction observation adopted
Appendix D -- Mark of vertical control point and specification for burying monument mark
Appendix E --- Specification and burying for monument mark of building square grid points
Appendix F -- Formula for calculating tilt rate of structure's (building's) main body and formula for reckoning tilt value of main body according to differential settlement
Appendix G -- Formula for Calculating Basic Relative Tilts Value and Basic Flexivity
Explanation of Wording on This Code