(b) Save the data P.N.E.Z.D OR P.E.N.Z.D OR X.Y.Z .D OR X.Y.Z in the c.s.v Format.
2. Open the auto cad civil 3d software in the system
In the civil 3d shown left side a tool space .
Select the prospector tab in the tool space.
IMAGE OF TOOL SPACE
⦁Select the surface> Right Clik > Create surface
Then open a Create surface a dialogue box
In the dialogue box
⦁ Write the name of the create surface , I wrote surface ogl
⦁Expend the type into create surface dialog box
Four type of surfaces make into civil 3d
(i) Tin Surface.
(ii) Grid Surface.
(iii) Grid volume surface .
(iv) Tin volume surface.
⦁I select the Tin surface >ok
Expend surface ogl in the prospector tab and expend definition also.
Select point file > Right click >Add
⦁Open Add point file dailoge box
In open dialogue box select point file format. I select the format PNEZD (comma delimited) because my file kept in this format. Click the + sign whose situated in upper right corner of the Add point file .Select file destination in your system and then O.K
Returned in the prospector tab and closed all information .
⦁Select the maked surface >Right click > Select edit surface style
Open a surface style dialog box . In dialog box no of information available for changing. For edit surface click display and closed the mazor contour and minor contour and open the points and triangles> apply> OK. In the display a triangulated surface formed with point sign .
SEE ALSO VIDEO FOR SURFACE CREATION:-https://youtu.be/5150LQSCvaI
⦁Returned in the prospector tab and expend new formed surface and select edits >
right clik > Delete line . Select the unnecessary lines and border > enter
3D SURFACE IS USE IN SURVEYING FOR PROCESSING THE SURVEY DATA