Topographic Surveying Techniques and Methods
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Topographic_Surveying_Techniques_and_Methods
This course provides general guidance on planning control and topographic surveys. Requirements and methods for extending nationwide control networks into a facility project site are described. Sources of geodetic control data are described. Guidance is also provided on selecting map scales, feature location tolerances, and contour intervals for typical engineering and construction projects.
Topics:
Project Requirements from Using Agency
Topographic Survey Planning Checklist
Rights-of-Entry
Sources of Existing Geospatial/Survey Data
Project Control for Topographic Detail Surveys
Establishing NSRS Control at a Project Site
Project Control Densification Methods
Extending Control from a Local Project or Installation Network
Extending Control from a Distant Network Using (CORS)
On-Line Positioning User Service (OPUS)
Establishing Approximate Control for an Isolated or OCONUS Construction Project
Determining Required Map Scale and Contour Interval
Topographic Survey Equipment Selection and Planning Guidance
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