Airtrain to JFK is like that. It's only a few miles, but it certainly has been done nere.
I still don't know why they didn't just buy a shortline somewhere and moot the "You don't run trains so you're not a railroad" nonsense.Actually, the Texas Supreme Court surprised a lot of people (likely including TC management, who quit while waiting for a ruling) by sustaining TC's right to use eminent domain.
I don't understand why people think that it would be a good idea to walk away from from the dedicated, passenger-only alignment that that's been environmentally cleared, and try to run fast, frequent service on a shared use freight line. Some public money may be required for construction but the TC route, as proposed, will be quite profitable to operate.
That's true and in fairness, the Toronto airport train is similar but also short distance. I couldn't think of any longer segments in existence or proposed.Airtrain to JFK is like that. It's only a few miles, but it certainly has been done nere.
Probably because the litigants had the backup argument of the likelihood of Texas Central opening.I still don't know why they didn't just buy a shortline somewhere and moot the "You don't run trains so you're not a railroad" nonsense.
In India it is common practice to build elevated over the median, that is the single pillar for the elevated structure is in the median, the actual track is 60 feet above, so it clears all overpasses above them. There are literally hundreds of miles of such trackage, usually mostly for Metro Transit and Regional Transit. A lot of the Mumbai Ahmedabad HSR is also like that, though not necessarily above a highway ROW.
For example, here is a segment of the Delhi - Meerut 100 mph Regional Rail Transit System
That so?That's far too clever to imitate on this continent.
Yes, this is a very good idea, and has been recommended for a few situations in the US. There may be a couple locations in the US where such has even been built. On one in which I had some involvement we had screams from some "environmentalists" about it being a visual blight. There were also some squawks about noise, which is completely bogus. The side walls as shown in your illustration if they get to as high as floor level to slightly above block all mechanical and wheel rail noise unless you happen to be nearly straight above the line. There will be some catenary noise, but it will be less to those at ground level than having the track at grade in the median. PLUS, all these noises will be overwhelmed by road traffic noise.In India it is common practice to build elevated over the median, that is the single pillar for the elevated structure is in the median, the actual track is 60 feet above, so it clears all overpasses above them. There are literally hundreds of miles of such trackage, usually mostly for Metro Transit and Regional Transit. A lot of the Mumbai Ahmedabad HSR is also like that, though not necessarily above a highway ROW.
For example, here is a segment of the Delhi - Meerut 100 mph Regional Rail Transit System
There are portions that wouldn’t work because of potential floodingCouldn't they build the railway in a "trench" where necessary, to clear the existing overpass bridges? Seems like that would be cheaper, or maybe not?
If engineered to account for that, as is done in places, it would be more costly probably, but still doable...There are portions that wouldn’t work because of potential flooding
Er, did you miss the past two pages?Surprised nobody has posted this here yet. The shoe has dropped!
Sure did!Er, did you miss the past two pages?
Doesn't CAHSR have some sections, not sure if proposed or in the segment that is under construction?That's true and in fairness, the Toronto airport train is similar but also short distance. I couldn't think of any longer segments in existence or proposed.
I did wonder about that - thought maybe proposed but a cheaper alternative was found? The new Montreal REM train has some similar sections too, but not the long-distance sections @jis had mentioned which was what prompted the initial comment.Doesn't CAHSR have some sections, not sure if proposed or in the segment that is under construction?
Well, that is depressing. More studies.https://www.enr.com/articles/57000-amtrak-may-revive-30b-dallas-houston-high-speed-rail-project
Amtrak is working with private developer Texas Central Partners to revive construction of a high-speed passenger train that would travel the 236 miles between Houston and Dallas in 90 minutes. However, funding for the stalled $30-billion project is unclear, as is its future. Neither Amtrak nor Texas Central have a timeline for construction.
Last week, Texas Central officials said Amtrak is working with the company to apply for federal funds to “conduct advance planning and analysis work” intended to further determine project viability, Amtrak said in a statement.
Do you honestly expect this Train to ever run?Well, that is depressing. More studies.
optimism can be a curse.Do you honestly expect this Train to ever run?
If I was a betting person I'd place a Wager on "Never Happen!"
I thought I saw a unicorn the other day, so yes, I did think this would be built. LOL.Do you honestly expect this Train to ever run?
If I was a betting person I'd place a Wager on "Never Happen!"
The various companies involved with the Shinkansen (JNR was privatised in 1987) have sold Shinkansen-based systems to several other countries, including China, India, and Taiwan.Just wish someone explain JNR's involvement in this? What project has JNR been involved with outside of Japan? I know Alsom, Siemens and China have built systems out side their respective countries. Interest rates are high now, so Japan is not going to finance this. Just seems there could be a less costly way of getting this done.
I think the issue here is the unique cultural and political forces in Texas that make it more difficult than other states to complete public transportation projects, even if they're privately funded. I remember reading about all of the gyrations they had to do to get the DART funded and built in Dallas, and they can't seem to get San Antonio-Austin commuter rail up and running. Maybe for the Dallas-Houston Route they should forget about 180 mph Shinkansen technology and put the money into upgrading the existing freight railroad to handle both freight and 90-110 mph passenger service and run frequent trains that serve more than just a station in one of Houston's edge cities. I suspect it might be cheaper to do that, though, of course, getting the freight railroad on board might be a heavy lift, even if they are getting upgraded infrastructure for their freight trains.optimism can be a curse.
It seems almost like a perfect storm. Two major and economically significant cities with a lot of empty space in between and no major mountain ranges or rivers to be crossed.
If this won't work, then what will?
This is true, but then the initial DART system was created several decades ago, and times have moved on.I think the issue here is the unique cultural and political forces in Texas that make it more difficult than other states to complete public transportation projects, even if they're privately funded. I remember reading about all of the gyrations they had to do to get the DART funded and built in Dallas, and they can't seem to get San Antonio-Austin commuter rail up and running. Maybe for the Dallas-Houston Route they should forget about 180 mph Shinkansen technology and put the money into upgrading the existing freight railroad to handle both freight and 90-110 mph passenger service and run frequent trains that serve more than just a station in one of Houston's edge cities. I suspect it might be cheaper to do that, though, of course, getting the freight railroad on board might be a heavy lift, even if they are getting upgraded infrastructure for their freight trains.
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