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Originally Posted by Mister F
To clarify, I wasn't talking about overnight, but when the system is open. GO RER will be no less frequent at night than most metro and LRT systems in North America. You're right though that almost no systems have service above a certain level (say, ssiguy's 8 minute standard) all day. In Canada there's only one.
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I realise you weren't talking about overnight; I was just pointing out that at quiet times the systems have low (or no) service. So saying how low the service levels can possibly drop at certain times isn't relevant, and discussion should be the standard off-peak levels provided for most of its operating span. I also wouldn't use the 8 minute figure, as 10 minutes is more widely accepted as the upper limit or normal metro frequency, and can be seen on the individual lines of lots of systems (in this case there actually are lots, I'd estimate no less than 1/3 of metro systems I've seen rather than the odd exception).
Quote:
Originally Posted by Mister F
It does. What I described is not the same as what you described. Montreal doesn't have a suburban focused metro system. Washington's metro lines have frequencies of 12 minutes in the middle of the day and 15-20 minutes at night. Do you consider that a metro system? Its service is no better than what GO is building.
But even if I were comparing to nothing but suburban focused metro system, I'm not sure of the relevance because they're still widely regarded as legit metro systems. And like Washington, GO will have combined lines in the centre of the city. We don't know what the exact arrangement will be, but 2-4 RER lines will combine to create 7.5 minute (or better) service all day through most of Central Toronto. That's comparable to Montreal's Green line.
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Montreal doesn't have a suburban focused system but also doesn't have low frequencies outside peak. I'm not even sure where it comes into this as part has 15 minute frequencies at any time that I'm aware of, and the Green line has its minimum frequencies on all its stations right from downtown to the very end. There are lots of cases worldwide and even in NA (like NYC) where commuter and suburban rail have individual stations in central areas that are very busy with trains from multiple routes. That's a fundamental characteristic of commuter and suburban rail. Very busy in the center, with less, unmetro-like frequency outside that. And of course it's perfectly accurate to say those stations have metro-like service levels.
In terms of the DC metro, that's pushing it in terms of metro systems vs suburban systems. But what gives it the nod is that the vast majority of the stations have service higher than 10 minutes or better throughout the day. There are 91 stations, with 27 of those from the Red line which by itself has higher frequency throughout the day and only drops to 12min in the evening. So not counting the higher frequency Red line, there are only 29 stations not served by more than one line. So 29 out of 91 or less than 1/3. But if it were, say 1/2 or more, I'd have to go in the other direction. That's the only thing that allows BART to squeak by as a metro. 3 out of 5 lines are paired with at least 1 other line the entire length, and 1 of the two that isn't has boosted stand-alone frequency, while the other only has 3 stations on its stand-alone section.
But if the majority of the stations on GO RER have consistent metro level service, then it will certainly make sense to round it up to being a metro system as well.