Showing posts with label PRR. Show all posts
Showing posts with label PRR. Show all posts
Saturday, July 5, 2025

Inside the US&S A-5 Switch-Point Machine

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This blog devotes a lot of coverage to the plight of the pneumatic switch-point machine and its long decline since its heyday between 1930 a...
Friday, May 16, 2025

No Approach! The Duality of Uncommon Signals

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We all learn about traffic lights in elementary school.  Red means stop, green means go and yellow means slow or caution. These are the basi...
2 comments:
Wednesday, April 30, 2025

New Signals Up At THORN

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 Although not much has changed regarding the ultimate fate of THORN tower, recent photos do show what the new signaling situation is going t...
Saturday, March 8, 2025

Harrisburg Power Office Is Now Mostly Up and Running

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When we last checked in on the Harrisburg Power Director's office about a year ago in 2024, the Big Board had been fully illuminated and...
1 comment:
Sunday, January 5, 2025

DOCK Movable Bridge to Become DOCK Bridge

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In 2017 the great DOCK tower closed as a staffed interlocking station after about 80 years of service. However the imposing structure retai...
Sunday, December 1, 2024

Cleveland Line Autos Now on the Way Out

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 In another example of either speaking too soon or rolling under the lowering door like Geordi, it has been reported that NS is planning on...
Sunday, November 24, 2024

THORN Tower's Last Act

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Amtrak's THORN tower has been staffed 24/7 and routing trains on the former Pennsylvania Railroad Main Line since 1938, however after h...
Saturday, November 9, 2024

PHOTOS: Amtrak CORK Tower

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 A while ago I posted the first part of my coverage of the Pennsylvania Railroad's 1929 CORK interlocking tower in Lancaster, PA which ...
2 comments:
Sunday, October 6, 2024

Hidden Gems - Cleveland Line PRR ABS Signals

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The whirlwind of PTC motivated re-signaling has wiped out vintage ABS and CTC systems all across the country including most of the main line...