Points of Revit Topography in text file via Dynamo

You need to install Dynamo, click here

Open Revit file with topography & select Dynamo under Add-ins menu

This will open Dynamo window, hit New

We are now in Dynamo file

In search at top left corner, type select model element.

You will see the options coming up to select, select “Select Model Element”

Below tab will pop-up to select the element

Hit Select in it & select the Topography in Revit

See that after selecting element id will be shown

Now in search tab type Topography.Points & select Points shown below

Select Elements & topography, as shown

Now search Code, select Code Block

In Code Block, Type P & hit cursor outside

Now after P type .X; enter, type P.Y; enter & type P.Z;

Link above to Points in Topography

Search for string from array, link this tab to code block as shows

Now search for csv. & select WriteToFile

Below tab will appear

Link it as below

Search for file path & select the one shown below

Link it with filePath of CSV.WriteToFile

Hit the Browse tab in File Path to save the text file, remember to give separate name else files will override each other

This will give you three separate text file of points

Enjoy