(30 Jan 2017, 10:53 pm)Michael wrote I don't think they'll drop the 7 minute frequancy on the 21, maybe add extra time.
This isn't exclusive to the 21, though. As a prime example, Stagecoach Manchester's 192 has a very high frequency and it isn't uncommon to see numerous vehicles turn up at once. It's how it is managed service wise on the day and also through 'planned regulation', if you will.
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