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Colour me a bit confused because while we have 275 pages of possible battery use. MX has semi-publicly confirmed plans for a hybrid loco conversion. With a public tender out too since last December
Why are we acting as if Metrolinx is completely against hybrid electric?
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This might go back to that theory that Mx has written off any change of Union and having the massive gap of the entire train shed? Which still blows my mind.
 

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Colour me a bit confused because while we have 275 pages of possible battery use. MX has semi-publicly confirmed plans for a hybrid loco conversion. With a public tender out too since last December
Why are we acting as if Metrolinx is completely against hybrid electric?
View attachment 680382

This might go back to that theory that Mx has written off any change of Union and having the massive gap of the entire train shed? Which still blows my mind.
There are, broadly, two different scenarios where Metrolinx/GO might need hybrid locomotives:
  1. To extend beyond a core network which will eventually be electrified. This would only justify the conversion of part of the existing GO fleet (i.e., for those trains operating beyond the electrified core network).
  2. To bridge an electrification gap at Union Station. This would justify a full conversion of the existing GO fleet (as all trains operate through Union Station).
I suspect that the number of locomotives to be converted would give us a hint of which of these two scenarios might have motivated this RFP…
 
Colour me a bit confused because while we have 275 pages of possible battery use. MX has semi-publicly confirmed plans for a hybrid loco conversion. With a public tender out too since last December
Why are we acting as if Metrolinx is completely against hybrid electric?

We aren't.... but just as ML wrote off one loco (647) a great many years ago in order to secure a prototype Tier IV design...and ten spent several years waiting for, and then testing a prototype before ordering any... this RFP is likely seeking a prototype that might eventually yield a production model.... and that production design is as yet unproven.
So it would be wrong to say that ML has made a decision.... it's good that they are testing the waters, but this may be exploratory rather than definitive.
Remember, too, that ML floated a RFP for a hydrogen locomotive.....in 2017. And we see how that turned out.

- Paul
 
There are, broadly, two different scenarios where Metrolinx/GO might need hybrid locomotives:
  1. To extend beyond a core network which will eventually be electrified. This would only justify the conversion of part of the existing GO fleet (i.e., for those trains operating beyond the electrified core network).
  2. To bridge an electrification gap at Union Station. This would justify a full conversion of the existing GO fleet (as all trains operate through Union Station).
I suspect that the number of locomotives to be converted would give us a hint of which of these two scenarios might have motivated this RFP…
Because LSE/LSW will always have electrified service, maybe this is just for the lines like Stouville that already run on electrified track except for union?
We aren't.... but just as ML wrote off one loco (647) a great many years ago in order to secure a prototype Tier IV design...and ten spent several years waiting for, and then testing a prototype before ordering any... this RFP is likely seeking a prototype that might eventually yield a production model.... and that production design is as yet unproven.
So it would be wrong to say that ML has made a decision.... it's good that they are testing the waters, but this may be exploratory rather than definitive.
Remember, too, that ML floated a RFP for a hydrogen locomotive.....in 2017. And we see how that turned out.

- Paul
Well to be fair, that hydrogen loco was pushed by Del Duca.
I actually only see now its an RFI not an RFQ so maybe its as real as the documents say
 
Well to be fair, that hydrogen loco was pushed by Del Duca.
I actually only see now its an RFI not an RFQ so maybe its as real as the documents say

Del Duca's Hydrogen Hail Mary likely originated from the same place as current thinking.... ie government sticker shock over the price of electrification, and freight railway resistance to wires over their lines..
The difference is that there has been definite advancement in battery technology since 2017... so maybe what was desperate in that year is closer to being doable now.

- Paul
 
Del Duca's Hydrogen Hail Mary likely originated from the same place as current thinking.... ie government sticker shock over the price of electrification, and freight railway resistance to wires over their lines..
The difference is that there has been definite advancement in battery technology since 2017... so maybe what was desperate in that year is closer to being doable now.

- Paul
Hydrogen was always DOA.
 
Hydrogen was a stall tactic and was a stupid idea. Hydrogen has fantastic potential in air travel, mining, agriculture, freight, cargo ships, and long distance train travel where batteries, at least for the next 30 years, simply aren't practical. For regional rail, however, batteries are ideal. They have the advantage of catenary without the huge expense of putting up the catenary infrastructure and have high flexibility.
 
Hydrogen was a stall tactic and was a stupid idea. Hydrogen has fantastic potential in air travel, mining, agriculture, freight, cargo ships, and long distance train travel where batteries, at least for the next 30 years, simply aren't practical. For regional rail, however, batteries are ideal. They have the advantage of catenary without the huge expense of putting up the catenary infrastructure and have high flexibility.
I think we had a thread on hydrogen somewhere. I'm tempted to go back and see here supported that! But that probably would be poorly received.

Perhaps we'll say the same of us here pushing batteries (for some spots at least), in 15-year or so.
 
Colour me a bit confused because while we have 275 pages of possible battery use. MX has semi-publicly confirmed plans for a hybrid loco conversion. With a public tender out too since last December
Why are we acting as if Metrolinx is completely against hybrid electric?
View attachment 680382

This might go back to that theory that Mx has written off any change of Union and having the massive gap of the entire train shed? Which still blows my mind.
This concept design makes no logical sense imo. Why do they keep insisting on reinventing the wheel when Dual-Power locomotives already exist that can meet the needs for all lines and Union Station? Both Siemens and Alstom already make models for the North American passenger rail system that would meet the needs of GO both pre and post-electrification. Especially since long-term plans include running more frequent but shorter trains anyways.
 
This concept design makes no logical sense imo. Why do they keep insisting on reinventing the wheel when Dual-Power locomotives already exist that can meet the needs for all lines and Union Station? Both Siemens and Alstom already make models for the North American passenger rail system that would meet the needs of GO both pre and post-electrification. Especially since long-term plans include running more frequent but shorter trains anyways.

It might make no sense in a lot of other settings, but it might well make sense here - considering that this is a testbed and not a decision to replace the entire fleet.
It makes sense thanks to having lines that need to coexist with freight landlords who are opposed to wires and also likely skeptical about the prospect of all-battery trains blocking their lines when the battery fails.
And it makes sense as an experiment with a fleet that might not be totally at end of life - those newer offerings come with their own power sources and parts aupply and learning curve. A hybrid that sticks with the known and maintainable diesel and control systems is less to swallow.
Plus I would challenge your claim that new models are actually out there for the taking… can you cite a single property where they are out there in production service ? Sure vendors will offer them, but ML would be unwise to go out on a limb as the first to bite.
A single test bed relying on what ML knows best makes a lot more sense for now.

- Paul
 
It might make no sense in a lot of other settings, but it might well make sense here - considering that this is a testbed and not a decision to replace the entire fleet.
It makes sense thanks to having lines that need to coexist with freight landlords who are opposed to wires and also likely skeptical about the prospect of all-battery trains blocking their lines when the battery fails.
And it makes sense as an experiment with a fleet that might not be totally at end of life - those newer offerings come with their own power sources and parts aupply and learning curve. A hybrid that sticks with the known and maintainable diesel and control systems is less to swallow.
Plus I would challenge your claim that new models are actually out there for the taking… can you cite a single property where they are out there in production service ? Sure vendors will offer them, but ML would be unwise to go out on a limb as the first to bite.
A single test bed relying on what ML knows best makes a lot more sense for now.

- Paul
Both exo and NJ Transit use the Bombardier/Alstom ALP-45DP which is remains in production as NJ Transit (designated as ALP-45A) continues to order more of them and has ordered 12 more of them this year.

From the Siemens side, 2 models exist within the Charger family and are in production:
  1. ALC-42E for Amtrak services that utilize the Northeast Corridor for portions of their journey or enter New York Penn station via the Empire Connection. This model uses a full size ALC-42 diesel locomotive semi-permanently coupled to an auxillary power car configured for either Battery-Electric operation for Empire Connection services (ie. Maple Leaf, Empire Service, Adirondack, Ethan Allen Express, Lakeshore Limited, etc) or Pantograph operation on the Northeast Corridor.
  2. SC-42DM for Metro-North, CTDOT. LIRR, NYSDOT which have been ordered in two different configurations:
    - Diesel and DC Third Rail for Grand Central, Penn Station via Empire Connection services
    - Battery and AC Pantograph for Penn Station via the Northeast Corridor.
 
From the Siemens side, 2 models exist within the Charger family and are in production:
  1. ALC-42E for Amtrak services that utilize the Northeast Corridor for portions of their journey or enter New York Penn station via the Empire Connection. This model uses a full size ALC-42 diesel locomotive semi-permanently coupled to an auxillary power car configured for either Battery-Electric operation for Empire Connection services (ie. Maple Leaf, Empire Service, Adirondack, Ethan Allen Express, Lakeshore Limited, etc) or Pantograph operation on the Northeast Corridor
The ALP-42E is not applicable as it requires a special passenger car to install the pantograph, transformer, and additional traction motors.

The other two models however are both good examples of dual-mode locos built for the North American operating environment.

Dan
 
The electrification {partial or full} are there and the technology is sound. This has NOTHING to do with a lack of options and everything to do with the fact that ML has no intention of electrifying even part of the system for at least a decade.

This is not rocket science and everywhere else on the planet manages to run electric trains but it's simply "too complex" for Toronto. Running the current slow and polluting tanks they currently have is the "do-nothing" option and if there is one thing ML excels at in regards to electrification it's doing nothing. Think about it........they have talked about electrification for 2 decades and were given enough money to do it and yet they haven't managed to get a single pole in the ground, no substations, and couldn't even bother to put the rolling stock out to tender. They have accomplished nothing which is exactly what they wanted and there is absolutely, positively, no reason to think their mentality will change. This new 2032 deadline would be completely laughable if it wasn't so sad.
 
im going to pipe in here.
Sorry, I was quite busy last week and then forgot to reply here.
@Urban Sky if you insist this is unprecendented. Instead of comparing to Sydney which urbanclient has done and attempted to refute.
I've already identified Perth as a comparable city in a comparable country which has already achieved something which is comparable to what GO Expansion was (and still more or less is) expected to deliver over the next few decades. As my analysis has shown, these corridors were progressively upgraded and electrified over the last 35+ years with constant budget and timeline overruns:
Let's follow the recommendation of @Reecemartin and go with Australia, where I find Perth to be quite a reasonable comparison:
Toronto/MetrolinxPerth/Transperth
Population (metropolitan)6,202,225 (CMA, 2021 Census)2,384,371 (Estimated Resident Population at 30 June 2024)
Network length (rail)532 km270 km
(of which: electrified)0 km270 km (100%)
Electrification type:25 kV@60Hz AC (planned)25 kV@50Hz AC
Track gauge1435 mm (Standard Gauge)1067 mm (Cape Gauge)
Annual ridership53,492,000 (2024)59,723,266 (year to June 2024)
Number of rail corridors7 (excl. UP Express)8
Number of stations (rail)6885

Let's have a look at the timeline of each Transperth Corridor:
1757985039015.png

As you see above, the government started to get really serious in the 1980s and the electrification of 3 lines (in 1991) was probably the most significant milestone. But even 4 decades (and many significant cost and time overruns!) later, they are still not finished expanding their network...


Sure, but it’s useless to agonize about the past - and completely unnecessary when we currently live in the period with the most political will & funding, as well as construction activity in anyone's lifetime. Sure, we all wish it would happen faster, but the change we are watching is still probably the most ambitious in any rich country governed by the rule of law...
I unfortunately don't have the time myself, but if someone wants to take 2 hours to scrape through the Wikipedia articles of the various transit corridors in Sydney (or any other metropolis somewhat similar to Toronto), then we can also discuss the evolution of transit networks in more cities.

can you respond to why specifically this is unprecedented?
As the example of Perth demonstrates, it's not unprecedented to reach the initial scope of GO Expansion, but I'm not aware of any network which achieved such an advanced state in just 20 rather than 50 or more years. It's not the scope, which is unprecedented, but the intended pace...

Metrolinx has continuously under promised and underdelivered.
Talk to railfans across Europe and you will hear the same complaints as we hear here. Entire academic research careers are dedicated to study the global phenomenon of megaprojects (especially transportation ones) ending up way above budget and behind their timelines:

Adding a single track to hundreds km of existing railway where you already have ROW? Why is this so hard?
It's so hard because you neither have the financial nor engineering resources to move the tracks multiple times. Nor do you have a public which would tolerate closing entire corridors for multiple months. That means you have to a thousand moving parts when trying to identify a staging which minimizes the number of individual measures and closures. I just had the chance last week to chat with some of the most senior leaders involved in GO Expansion and I honestly don't know how they manage to not go crazy with all that insane complexity.

Recent MX board meetings have talked about "green and red zones". again, brand new expanded railway where you have so much room right?
I haven't heard about these "green and red zones", but I would welcome any articles or documents mentioning them...

Define "ambitious". Why specifically is this so hard? we have talked in this thread of "stringing wires up" why is this so hard and difficult? what makes it worth scaling down?
There is no point to electrify tracks before they have been moved into their final position (which may not have been determined yet, in many cases) and have been re-ballasted to sufficient maintenance levels. Same goes for electrifying any Corridor before Union Station has been sorted out…

These 250 million grade separations are a bit ridiculous don't you think? Skipping Grade Separations are a massive limitation on the service, right?
I'm not sure which grade separations you are referring to and what the latest information on their status is...

Why are we excusing these excessive cost increases? These contractors are singlehandedly causing MX to scale back a program that
Because anyone who is at least tangentially aware of the global developments in the rail engineering industry knows that none of this is a Toronto-specific phenomenon. As I wrote in the comment quoted below, unit costs of electrification in Germany have tripled over the last 5 years, so do we want to blame Metrolinx for that too?
I really don’t understand what your problem is: you are paying more than anyone else has ever paid for a metropolitan rail network transformation in North America and you are getting more upgrades than anyone else in NA has ever received. It costs what it costs and prices naturally explode if a country like Canada suddenly makes more metropolitan rail infrastructure investments in a single decade than it did in the preceeding century. Just ask my colleague in Germany who works for the infrastructure owner of a short commuter line (the one which tested the Hydrogen trains with very underwhelming success) and tells me that the unit costs for rail electrification have effectively tripled in the last 5 years…

Edit to add: here the translation of the header and summary of an article by the German institute for Economic Research:

Are more government funding for the railway primarily a price driver?

Parts of the special infrastructure fund could be allocated to Deutsche Bahn. Is this the tidal change? Or could price increases occur? How? The articles refer to the volumes and prices of the documents over the past few years.
The result is devastating: Construction volumes have not increased, but rather prices have exploded. This raises the question of whether and how government stimulus programs are driving up prices in specialized sectors such as railway construction.


Again, We know you know alot, but sometimes a small piece of insider information settles alot of disscusion
I really don't know that much more than other people commenting here and I can only share a fraction of it, but almost every bit of information I just responded to you has already been provided multiple times in this thread alone...
 
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