N&W CPLs, the last generation (NW Mailing List)
NW Mailing List
nw-mailing-list at nwhs.org
Sun Jan 5 18:53:41 EST 2020
I think there are many of us who would be interested in this conversation
Eric on the Columbus District
> On Jan 5, 2020, at 15:16, NW Mailing List <nw-mailing-list at nwhs.org> wrote:
> Thanks to all who added information on this topic.
> John Marbury,
> If you would not mind, please send me an Email so that
> I can write you off-list. Some of the questions I have may
> be too specific to be of general interest to most listers, but
> I would really like to know more about all details of NW/NS
> signal systems.
> jimdcochran at gmail.com
>> On Sun, Dec 29, 2019 at 2:10 PM NW Mailing List <nw-mailing-list at nwhs.org> wrote:
>> CPLs were last installed where it was more cost effective not to rewire and thus retest everything. Not sure if US&S was still selling them or not, but Safetran had them for sale and was our preferred signal vendor.
>> John Marbury
>> NS signals, retired
>> > A few years ago I was in Keystone, WV and noticed NS had installed a CPL.
>> > I thought this odd because vaderisation had been in progress for many years
>> > at that point. Upon closer inspection, I noticed some differences in this
>> > signal from others I had looked at. The target was sectioned and had many
>> > fasteners in patterns showing from the front side. Yesterday, walking the
>> > peavine, I found a couple more such CPLs. On closer inspection (see
>> > photos) I saw that the mounting hardware for both the target and the lamps
>> > was quite different from the US&S spider arrangement.
>> > After getting home and studying the images, it seems that the newer
>> > hardware is marked Safetran.
>> > Most people might consider this to be in the realm of minutia, but if there
>> > are any other signal fanatics out there (and I'm at least talking to Abe),
>> > I would be interested as to whether N&W had to go to Safetran because US&S
>> > could/would no longer supply parts to the old design, as well as when the
>> > change would have occurred. It would seem it would have been prior to 2014
>> > when the NS ceased operations on the peavine. Wikipedia says US&S went to
>> > Ansaldo STS in 2009 and then to Hitachi STS this year, but so far I haven't
>> > found anything on when they would have stopped producing CPL
>> > signals/parts. I realize it may be a long shot, but was hoping someone
>> > else might be interested and/or have some more information on one of my
>> > favorite aspects (pun intended) of the N&W.
>> > Jim Cochran
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