7
votes
3answers
251 views

Custom, low-level representation of streets and traffic rules

I'm new to GIS, and I'm still trying to gain an understanding of what can be represented in the various GIS files. Very generally I know(/think) that you can represent points, that lines, polylines, ...
29
votes
8answers
3k views

Representation of network flows

This is a sample transportation network flow I've done a year ago based on 26 zones. For a project I'm working on now, I need to represent the flows over 1,000 zones with directionality. Any ...
4
votes
2answers
185 views

Transportation representation Standard on roads

Is there a GIS standard to display transportation specific information in GIS databases. The information I'm interested in are: Road Directionality Center turning lanes Ramps / Bridges / Over or ...