Survey database settings are specific to the survey features of an AutoCAD Civil 3D survey database.
By default, the survey database settings are stored in the C:\Civil 3D Projects\<database name>\Survey.sdb file.
To edit survey database settings, the survey database must be open.
Topics in this section
- Setting Measurement Units
Use the Units settings to specify project units including coordinate zone, distance, angle, direction, temperature, and pressure.
- Setting Unit Display Precision
Use the Precision settings to specify the survey database display precision for units, including angle, distance, elevation, coordinates, and latitude and longitude.
- Setting Measurement Type Defaults
Use the Measurement Type Defaults to specify the default measurement types for the database when adding new survey data, including angle type, distance type, vertical type, and target type.
- Setting Measurement Corrections
Use the Measurement Corrections settings to specify measurement corrections to apply to survey observations.
- Setting Traverse Analysis Defaults
Use the Traverse Analysis Defaults to specify the database setting defaults for performing a traverse analysis on survey data.
- Setting Least Squares Analysis Defaults
Use the Least Squares Analysis Defaults to specify the database setting defaults for performing a least square analysis on a network or a traverse.
- Setting Survey Command Window Options
Use the Survey Command Window options to specify the settings that control interaction with the Survey Command Window.
- Setting Error Tolerance
Use Error Tolerance to specify the maximum difference distance, angle, elevation, and coordinates in point observations.
- Setting Extended Properties
Use Extended Properties to specify if new extended property definitions are to be automatically created during a Survey LandXML import, or to display warnings in the Event Viewer if required extended properties have not been assigned during an export of Survey LandXML data.
- To export survey database settings
Import or export existing survey database settings.