Adding Terrain Data in InfraWorks

Terrain/ Elevation Data is the first type of data that must be loaded in a new Infraworks file. This does 2 things: provides a base for the entire model and tells Infraworks where in the world the model is located.

Both Terrain and Ground Imagery Data are added as Raster Files. But looking at that long list of file types, how do you know which ones to use for Terrain?

iw_raster types

Though I have not yet used all of these file types, Global Mapper (another GIS mapping program) has an excellent list Continue reading