The biggest issue with the K-M " Hydros " was NOT the drive trains; they were very robust and capable of pulling down to a crawl, with wheel slippage almost not - existent due to all 3 axles on a truc
Forum: Discussion
I suspect the primary reason for the movable frogs is that the back-to-back spacing of the streetcar wheels is wider than the mainline wheels. Thus standard switch frog and check rail dimensions for t
Forum: Discussion
"History is nice, but what does it do for making stuff go today?"
What was the name of the person that invented the wheel? My modern file search failed.
The bum with the key and kite was trash a
Forum: Discussion
Museum of Handcar Technology LLC
26911 Ruether Ave, Suite P
Santa Clarita, CA 91387
Todd Clark
todd@handcar.com
Telephone: (661) 600-7590
One of the more interesting tasks is fabricati
Forum: Discussion
I'd like to see one of the highly successful "Challenger" types made by Alco. With it's 4-6-6-4 wheel arrangement it was a real speed @#$%&. The mighty UP pulled all the name passenger trains with the
Forum: Discussion
Pennsy's T1s were notorious for their wheel slippage starting heavy trains.
Would much rather see someone build an NYC J class Hudson, which criminally, none of which were preserved.
Just in ca
Forum: Discussion
SP 0-6-0 Wrote:
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> Strange looking critter! Never heard of it.
>
> Wikipedia says:
>
> "The solitary EMC transfer locomotive classified
Forum: Discussion
Strange looking critter! Never heard of it.
Wikipedia says:
"The solitary EMC transfer locomotive classified T was built in May 1936 for the Illinois Central Railroad as their No. 9201, but soo
Forum: Discussion
JoeBloe Wrote:
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> I continue to laugh at the predicted 220 mph
> speed. Note that even though they desire to have
> 220 mph speeds, CA HSR h
Forum: Discussion
haven't tried to load the app on my phone, but my unscientific judgement as a frequent rider is they are a little quieter by virtue of the plug rather than pocket doors. It is also the case that aft
Forum: Discussion
Yankingeorgia Wrote:
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> I have the book "Union Pacific Railroad System
> Employee Timetables February 29th 1948", published
> by the UPHS.
Forum: Discussion
I have the book "Union Pacific Railroad System Employee Timetables February 29th 1948", published by the UPHS.
The Challengers were permitted 65 MPH on passengers assignments on the Northwestern D
Forum: Discussion
My understanding of the mechanical drive is that each truck's axles were all geared together which helped with individual axle slip. And maybe that the two engines were each dedicated to a single tru
Forum: Discussion
The Talgos couldn't/can't pass the CFR compression standards, so the operator applied for (and received) a waiver. At the time "everybody", as in the majority of posters on this board, decried the FRA
Forum: Discussion
SP5103,
A bit of clarity concerning the EMD "gear driven" turbocharger:
1) The external over-running clutch provides a positive gear drive arrangement through throttles idle/1 to about #6 at sea
Forum: Discussion
ALCo/GE vs EMD diesel engines? You're not talking apples and oranges, but you are talking about lemons and limes. Whether you are talking about an internal combustion engine or an oil fired steam loco
Forum: Discussion
Original post:
>In light of the discussions regarding trains operating in mountain regions and cold climates, I was curious if any railroads have experimented with auxillary braking units?
>I'm thin
Forum: Discussion
Many, many (too many - about 40) years ago there was a train going up the Colton Cutoff in Cajon Pass that stalled. They must have called out the roundhouse, as I recall (and likely have slides of) th
Forum: Discussion
SP5103 Wrote:
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> Also slightly different body contour typical of
> MLW built Alco designs.
>
> The trucks were supposedly hard on poor trac
Forum: Discussion
No grease in the bolster - from the factory?
I could see no grease in the journal causing that? I suppose that could happen on the railroad. It did happen with a Plymouth Volare not long after I
Forum: Discussion
SD7 paint - The original roadswitcher paint for the BLW DRS-6-4-1500, GE 70 tons (first order) and IIRC first DRS-6-6-1500's was black with orange tiger stripes - just like the switchers. It became ap
Forum: Discussion
It will be interesting if there is any live footage, of the failure, that would tell you a lot of clues right away. I was a little unfair, we know little, and I shouldn't blame the engineer.....
H
Forum: Discussion
While potentially tragic for the little girl and the family the gap on this property is far less of a risk than on many other lines - I can think of some curved platforms back east where, even with do
Forum: Discussion
I spoke with someone this afternoon about the accident, who has more than 4 decades of experience investigating rail accidents and derailments. He was dubious as to any claims regarding this being an
Forum: Discussion