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George C Johnson's Collection
 
4/19/2024
 
 
 
 
 
By:George C Johnson
Dates:12/30/2006 - 12/30/2006
Album Info:Spent some time at St. Denis on December 30, after having been absent for about a month. Track work continues, and there was a two-man crew welding together a new high-speed switch while I was there. Trains were passing through the work zone too, although eastbounds had to stop to let westbounds through--good photo opportunities (see: "St. Denis, MD--Saturday morning trains, 12/30/2006"). [GCJ]
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Thermite welding in progress
Title:  Thermite welding in progress
Description:  Thermite welding is used to join rails. It is a process in which a mix of high energy materials--called thermite--is ignited so that it can produce a metallic slag that flows between working pieces of metal to form a join.
Photo Date:  12/30/2006  Upload Date: 12/31/2006 12:50:26 PM
Location:  Saint Denis, MD
Author:  George C Johnson
Categories:  Track
Locomotives: 
Views:  108   Comments: 0
High-speed switch assembly
Title:  High-speed switch assembly
Description:  One of the new high-speed switches being consturcted along the CSX mainline between Baltimore and Washington, D.C.
Photo Date:  12/30/2006  Upload Date: 12/31/2006 12:50:27 PM
Location:  Saint Denis, MD
Author:  George C Johnson
Categories:  Track
Locomotives: 
Views:  104   Comments: 0
High-speed switch assembly
Title:  High-speed switch assembly
Description:  Another view of one of the new high-speed switches being consturcted along the CSX mainline between Baltimore and Washington, D.C.
Photo Date:  12/30/2006  Upload Date: 12/31/2006 12:50:28 PM
Location:  Saint Denis, MD
Author:  George C Johnson
Categories:  Track
Locomotives: 
Views:  115   Comments: 0
High-speed switch assembly
Title:  High-speed switch assembly
Description:  Sparks fly from one of the new high-speed switches being consturcted along the CSX mainline between Baltimore and Washington, D.C.
Photo Date:  12/30/2006  Upload Date: 12/31/2006 12:50:28 PM
Location:  Saint Denis, MD
Author:  George C Johnson
Categories:  Track
Locomotives: 
Views:  106   Comments: 0
Don't try this at home...
Title:  Don't try this at home...
Description:  Assembling a new high-speed switch at St. Denis. I would never weld this way, but--of course--I'm not a professional. Hope his pants are fire-proof. Shame on any of you potty-minded individuals who thought the sparks were caused by something else.
Photo Date:  12/30/2006  Upload Date: 12/31/2006 12:50:29 PM
Location:  Saint Denis, MD
Author:  George C Johnson
Categories:  Track
Locomotives: 
Views:  112   Comments: 0
High-speed switch assembly
Title:  High-speed switch assembly
Description:  More sparks--all photos of this process were taken from a safe distance.
Photo Date:  12/30/2006  Upload Date: 12/31/2006 12:50:30 PM
Location:  Saint Denis, MD
Author:  George C Johnson
Categories:  Track
Locomotives: 
Views:  100   Comments: 0
Westbound traffic through the work zone
Title:  Westbound traffic through the work zone
Description:  The track crew is oblivious to a fast moving trailer train passing through the work zone at speed.
Photo Date:  12/30/2006  Upload Date: 12/31/2006 12:50:31 PM
Location:  Saint Denis, MD
Author:  George C Johnson
Categories:  Track
Locomotives: 
Views:  120   Comments: 0
CSX & NS together
Title:  CSX & NS together
Description:  An eastbound mixed merchandise crawls toward St. Denis Station before stopping for a fast moving unit train of westbound autoracks (additional photos in: "St. Denis, MD--Saturday morning trains, 12/30/2006").
Photo Date:  12/30/2006  Upload Date: 1/2/2007 7:26:33 PM
Location:  Saint Denis, MD
Author:  George C Johnson
Categories: 
Locomotives:  CSX 5012(AC60CW) CSX 5007(AC60CW) NS 9943(C40-9W)
Views:  560   Comments: 0
Eastbound traffic through the work zone
Title:  Eastbound traffic through the work zone
Description:  After waiting for westbound autoracks to pass, an eastbound mixed merchandise train passes through the work zone (yes, that is a Norfolk Southern engine trailing two CSX engines).
Photo Date:  12/30/2006  Upload Date: 12/31/2006 12:50:31 PM
Location:  Saint Denis, MD
Author:  George C Johnson
Categories:  Track
Locomotives:  NS 9943(C40-9W) CSX 5007(AC60CW)
Views:  328   Comments: 0
Ignition
Title:  Ignition
Description:  Thermite welding on one of the new high-speed switches being consturcted along the CSX mainline between Baltimore and Washington, D.C.
Photo Date:  12/30/2006  Upload Date: 12/31/2006 12:50:32 PM
Location:  Saint Denis, MD
Author:  George C Johnson
Categories:  Track
Locomotives: 
Views:  129   Comments: 0
High heat
Title:  High heat
Description:  Thermite welding casts a glow on the two-man track crew. Temperatures can reach up to 4500 degrees (F) during this process.
Photo Date:  12/30/2006  Upload Date: 12/31/2006 12:50:33 PM
Location:  Saint Denis, MD
Author:  George C Johnson
Categories:  Track
Locomotives: 
Views:  124   Comments: 0
Thermite welding
Title:  Thermite welding
Description:  Temperatures can reach up to 4500 degrees (F) during this process.
Photo Date:  12/30/2006  Upload Date: 12/31/2006 12:50:23 PM
Location:  Saint Denis, MD
Author:  George C Johnson
Categories:  Track
Locomotives: 
Views:  121   Comments: 0


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