TTC Routes and Schedules
Data contains scheduling information (route definitions, stop patterns, stop locations, and schedules). The data is published as a GTFS (General Transit Feed Specification) file format.
The following URL provides a detailed description of the GTFS file format: http://code.google.com/transit/spec/transit_feed_specification.html
The following URL provides a detailed description of the accessibility information being added to the GTFS specification:
The TTC provides updates approx. every 6 weeks