Commuter
Commuter Font
Commuter.otf
Shareware, Non-Commercial - 1 font file
Download756 downloads
Character Mapspecimen sheetwaterfall
Commuter.otf 
Commuter is based on the interior signage on the Light Rail that runs between Portland and the airport. There are several typefaces that have this concept, but what really interested me was the second layer of grids that was nearly invisible until one gets close.
