Several routes in the TTC network are scheduled to operate partly or completely with 18m articulated buses in place of the standard 12m varieties seen on most of the system. A problem commonly found on some of these routes is that although the schedule assumes an 18m bus, what actually shows up is a 12m bus with less capacity.
On some routes, the proportion of shorter buses grows later in the day suggesting that for some reason the longer buses were replaced. The number of buses per hour is fairly consistent from day-to-day, and generally matches the scheduled level of service. This means that few extras (or “run as directed” buses) served these routes even though the capacity was reduced by substitution of smaller buses.
This post looks at how often this problem arises on several routes through the month of July 2025.
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