Surfaces Command Reference

The following table lists the surface-related AutoCAD Civil 3D commands and briefly describes their functionality.

Command	Description
AddContourLabeling	Adds multiple surface contour labels at points of intersection with contour label line
AddContourLabelingGroup	Adds multiple surface contour labels at a set interval
AddContourLabelingSingle	Adds a single surface contour label
AddSpotElevLabelsOnGrid	Adds a spot elevation label on grid
AddSurfaceBoundaries	Adds a boundary to an existing surface
AddSurfaceBreaklines	Adds a breakline to an existing surface
AddSurfaceContours	Adds contours to an existing surface
AddSurfaceDEMFile	Adds a DEM file to an existing surface
AddSurfaceDrawingObjects	Adds points from AutoCAD objects
AddSurfaceGridPoint	Adds a grid point to an existing surface
AddSurfaceLabels	Invokes a labeling tool used to add slope elevations or slope labels
AddSurfaceLine	Adds a new TIN line to an existing surface
AddSurfacePoint	Adds a point directly to the surface
AddPointFile	Imports a point file into an existing surface
AddSurfacePointGroup	Adds a point group to the surface definition
AddSurfaceSlopeLabel	Adds a slope label to a surface
AddSurfaceSpotElevLabel	Adds a spot elevation label to a surface
BreaklineTool	Identifies and fixes any intersecting breaklines in a drawing, survey figure, or survey database
CatchmentArea	Displays catchment regions and calculates the area of catchment regions
CheckForContourProblems	Identifies problems with contours
CreateCropSurface	Creates a surface that is a copy of the selected polygonal area of another surface
CreateSurface	Creates a TIN or grid terrain or volume surface
CreateSurfaceComposite	Calculates a composite volume between two surfaces
CreateSurfaceGridFromDEM	Creates a grid surface from a DEM (Digital Elevation Model) file
CreateSurfaceFromGIS	Imports data from a GIS datastore to create an AutoCAD Civil 3D surface
CreateSurfaceFromPointCloud	Creates a TIN surface from points within RCS format point cloud scan files and RCP format point cloud project files
CreateSurfaceFromTIN	Creates a TIN surface from a TIN data file
CreateSurfaceReference	Creates a surface reference
CreateSurfaceMask	Creates a mask on a surface
CreateSurfaceStyle	Creates a new surface style
CreateSurfaceWaterdrop	Creates a water drop path on the surface
CreateSurfCntrLabelLine	Adds a contour label to a surface
DeleteSurfaceGridPoint	Deletes a point from a grid surface
DeleteSurfaceLine	Deletes a TIN line from a surface
DeleteSurfacePoint	Deletes points from a TIN surface to remove inaccurate or unnecessary data
DeleteSurfaceSlopeLabel	Deletes a slope label
DrapeImage	Drapes an image onto a surface
EditSurfacePaste	Pastes a surface into the current surface
EditSurfacePoint	Modifies a surface point
EditSurfaceProperties	Edits the properties of a surface
EditSurfaceSettings	Displays the Edit Feature Settings - Surface dialog box
EditSurfaceStyle	Edits the style of an existing surface
EditSurfaceSwapEdge	Swaps the direction of two triangle faces
ExportSurfaceToSolid	Converts TIN surfaces to AutoCAD solids
MinimizeSurfaceFlatAreas	Minimizes the flat areas on a surface created from contours
MinimumDistBetweenSurfaces	Identifies the shortest vertical distance between two surfaces
ModifySurfaceContourLabels	Modifies a contour label style
ModifySurfaceSlopeLabel	Modifies a slope label style
ModifySurfSpotElevLabel	Modifies a spot elevation label style
MoveBlocksToAttribElev	Moves a block to an elevation value specified in one of its nested attribute values
MoveBlocksToSurface	Moves a block object to a surface elevation
MoveTextToElevation	Moves text to the elevation corresponding to its numeric value
MoveSurfacePoint	Moves a surface point
RaiseLowerSurface	Raises or lowers the entire surface
RebuildSurface	Rebuilds a surface
ReportSurfaceVolume	Displays composite volume information for two surfaces
SimplifySurface	Simplifies a surface by removing points
SmoothSurface	Smooths the surface
StageStorage	Calculates incremental and cumulative volumes of a basin from a surface, using either a surface or polylines to define the basin
SurfaceModifyGridPoint	Modifies grid surface points
SurfaceExportToDem	Exports surface data to a DEM file
SurfaceExtractObjects	Extracts selected components from a surface
VolumesDashboard	Calculates cut, fill, and net volumes for volume surfaces and bounded areas within those surfaces