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From: Robert Bahrs rrbahrs AT gmail DOT com
Date: Sun, 5 Apr 2015 18:51:52 -0400
Subject: Fwd: (erielack) Steamtown Images--April 5, 2015 (C0776-C0779) IDs Correction.
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Kendrick answered my question on an interlocking going across a
drawbridge. Just sharing and forwarding.
Thanks Kendrick.

Bob Bahrs


On Sun, Apr 5, 2015 at 11:42 AM, Kendrick Bisset <
kendrick@kendrickbisset.com> wrote:

> Bob:
>
> A Bridge Coupler (see attachment) was used to connect pipelines across a
> movable bridge. These had to be operated carefully, first opening the
> coupler on the far side, and then the near side. Each coupler was operated
> by its own lever. The coupler was also arranged to lock the disconnected
> pipes in the position they were in when the coupler was opened. Usually, I
> would expect that to be the normal position, except possibly for the pipe
> disconnecting the far side coupler.
>
> Interlocking signals were arranged to fall to ‘stop’ if the pipeline were
> disconnected. If the damage to the pipeline prevented this, the pipe would
> be disconnected to allow the signal to go to red - that would be done as
> quickly as possible.
>
> There are three pipes required (and seen) here: one for the signal, one to
> throw the derail, and one to lock the derail. The lock would also operate
> the detector bar (which rose up outside the running rail if there was no
> train present); the detector bar here has been damaged, which may be why
> the derail is closed. Usually, all devices should be placed in their most
> restrictive position when damage occurs, but the damage to the detector bar
> may make that difficult here. It might be a couple of days work to get the
> derail unlocked.
>
> The dwarf signal would have been mechanically operated by a wire; I do not
> see the wire here. I can’t see any provision for the cable, either. It
> appears that the derail operating rod has been damaged and ripped out of
> its carriers; in C0777, there are three pipes in the distance, but only
> two, and a damaged space for the third, closer to the camera.
>
> The damage certainly looks like a derailment, but I see no marks on the
> ties between the rails. Looking at C0776, the pipeline would have been on
> the right of the track up to about the frog of the switch leading to the
> building on the right. At that point, it would have crossed under the
> track, and reappears (in the shadows) on the left of the tracks.
>
> I wonder if something came down the road on the right, missed the turn,
> and crashed into the pipeline???
>
> Kendrick
>
> On 5Apr, 2015, at 10:13 AM, Robert Bahrs wrote:
>
> After sending todays initial email I looked at a Val Map for this
> location. It must be an optical illusion, but I'll correct my self by
> saying the interlocking cabin on the map, appears on the far ( South
> ) side of the Canal. The bridge was a swing bridge. So to my
> interlocking friends, How did interlocking piping work going across a
> bridge that opened?
>
>
> Bob Bahrs
>
> On Sun, Apr 5, 2015 at 9:56 AM, Robert Bahrs wrote:
> C0776-C0779 A very interesting continuation of photo's at Utica. As Mr
> Bunnell moved further up the track ( South ) we see that the piping has
> been totally destroyed, where it crosses under the main track, to get to
> the one pictured signal. Was this due to a derailment, or is the
> interlocking being removed from service? Why is the signal still set at
> Stop? Is this the reason Mr Bunnell was sent to Utica to take these
> photo's? Facility's books show this interlocking gone by 1926, but still in
> service long after these photo's were taken, which makes me think this was
> a derailment issue.
>
> I was aware of this interlocking, but was not sure of it's exact location.
> From these photo's we can see that the interlocking cabin was located
> across the street and on the North side of the canal. Note the bridge just
> beyond.
> The cabin to the right is for the crossing shanty person. All but C0768
> look south. In that photo we see the complexity of piping for just ONE
> derail and signal. This interlocking was a 12 lever machine.
>
> Bob Bahrs
>
> On Sun, Apr 5, 2015 at 6:32 AM, McKnight, Richard > > wrote:
>
>
> To view or download the image(s), click on or cut and paste the
> following URL into your web browser:
>
>
> http://lists.railfan.net/listthumb.cgi?erielack-04-05-15
>
> C0776.jpg (image/jpeg, 2924x2312 811630 bytes, BF: 8.33 ppb)
> C0777.jpg (image/jpeg, 2924x2312 1198603 bytes, BF: 5.64 ppb)
> C0778.jpg (image/jpeg, 2924x2312 1095451 bytes, BF: 6.17 ppb)
> C0779.jpg (image/jpeg, 2924x2312 912567 bytes, BF: 7.41 ppb)
>
> Please find attached images for your review. It is my hope that getting
> this information out that these images exist will benefit everyone and I
> appreciate being able to use this list as one of the ways to both
> distribute the images, but also receive feedback and additional information
> on them.
>
> C0776--Branch and siding lead - signal and coal trestle at right, water
> tank [1910.09.30]
> C0777--Branch and siding lead - close-up of derail on siding lead
> [1910.09.30]
> C0778--Branch and siding lead - close-up of derail on siding lead
> [1910.09.30]
> C0779--Branch and siding lead - into single track crossing another railroad
> - in town [1910.09.30]
>
> --
> Patrick McKnight
>
>
>
>
>


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