functional surfaceA surface representation which stores a single z value (as opposed to multiple z values) for any given x,y location. TIN represents data as functional surfaces. Functional surfaces are also referred to as 2.
functional surface
In 3D Analyst, a surface that stores a single z-value for any given x,y location.
fuzzy boundary ...
From the 3D Analyst of ArcToolbox, select Functional Surface > Interpolate Shape
Make sure to use the correct input data set. Take the Z values from the dem grid.
Put the output data in M:\3d\27_creek_profile.
Calculate the volume and surface area of your terrain model with the Surface Volume tool (which can be found in ArcTools under 3D Analyst Tools-Functional Surface The area and volume are displayed in the console window that pops up when the ...
 See also: Cover, Elevation, Attribute Table, Database, Attribute
  
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