This build is one of four main stations on the Minecart Rapid Transit (MRT) in the Central City located arround the server spawn.
It's a major station for the servers Forrest, Valley, Plains, and Expo lines. For these the station contains four complex redstone stations built by the server owner, Frumple.

The station building features a hotel of which a big credit goes to lalaboy67, fellow player of the MRT server. 
Link to MRT serverwebsite which also has the IP, dynmap, wiki etc: www.minecartrapidtransit.net/