[Talk-ca] REM (Montreal) tagging

[Jherome Miguel]

We may also apply this discussion to Line 3 Scarborough, which is also
tagged as LRT, but that one is different from the REM with it using third
rail instead of overhead lines. That one's going to be replaced by a subway
extension though.

On Wed, Aug 16, 2023 at 6:29 PM Jherome Miguel <jheromemiguel at gmail.com>
wrote:

> but I would disagree with a subway/metro being restricted to systems where
> trains are powered by a third rail. 4 cars can be the bare minimum, but can
> put that at between 4 or 6. And there are also some subway lines that only
> run with 2 or 3 cars (such as with some short feeder or connector lines of
> the New York City Subway).
>
> For LRT, I would also disagree. There's LRT that run with more than 3 cars
> (with up to 5 cars), such as with Edmonton LRT or Calgary's CTrain (during
> rush hours). And there's also some diesel LRT such as with the Trillium
> Line in Ottawa (and some systems south of the border).
>
> On Wed, Aug 16, 2023 at 5:43 PM Martin Chalifoux <
> martin.chalifoux at icloud.com> wrote:
>
>> Collin, LRTs also meet all the point in your definition. I would add
>>
>> Subways are powered from the ground or rails
>> Subway trains use several cars, at least 4
>>
>> LRTs have fewer cars and are powered from cables running above the train.
>>
>>
>>
>> > On Aug 16, 2023, at 4:02 PM, Colin McGregor <colin.mc151 at gmail.com>
>> wrote:
>> >
>> > I guess the big question is "What is a subway?". The problem being
>> > there is no single simple definition that is universally valid. For
>> > example I think of subways running on (at least) two metal rails, but
>> > ... the Montreal Metro while clearly a type of subway uses rubber
>> > tires. So, here is one possible definition of a subway:
>> >
>> > - Runs on at least two metal rails or guideways (ie: drop monorails).
>> > - Runs in a dedicated right of way that doesn't interact with road
>> > traffic (ie: drop streetcars).
>> > - Has multiple cars per train.
>> > - Is electrically powered.
>> >
>> > In other words I would consider the REM as a (small) subway system (it
>> > meets all the above points), while the currently under construction
>> > Eglinton Crosstown in Toronto to NOT be a true subway as it does
>> > interact with street traffic for part of its' route (east of Laird
>> > Ave.).
>> >
>> > My $0.02 worth.
>> >
>> >
>> > Colin McGregor
>> >
>> > On Tue, Aug 15, 2023 at 4:18 PM Jherome Miguel <jheromemiguel at gmail.com>
>> wrote:
>> >>
>> >> Shouldn't the REM route relations be tagged as route=subway? It's
>> currently tagged with route=light_rail, but shouldn't that be for LRT
>> systems instead? Or is the tagging for practical distinction given these
>> have capacity between LRT and subway?
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