Track inspection 101: Four key essentials

Railwelding

Track inspection No. 1: Know thy thermal forces! For John Zuspan, principal at Track Guy Consultants, the most important takeaway for any student in his introductory track inspection course is that rail forces increase with temperature changes. So, knowing that the rail can move (compress or tense), even in moderate temperatures, means knowing that track […]

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Track ballast 101

Side-dump gondola unloads rock next to rail line

Track ballast Down below the trains, below the rails, the tie plates, and the ties, is a lowly yet vital component of railroading — track ballast. While ballast may not be at the top of anyone’s list of rail topics, it’s literally part of the foundation of railroads, and it can comprise more than 80% […]

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Crossties 101

Railroad ties are pushed out of freight car onto ground next to right-of-way

Crossties Back in 1830, track structure was different from today: stone blocks supported wood stringers (or rails) surfaced with strap iron. During the harsh winter of 1832, shipments of stone blocks to the Camden & Amboy Railroad in New Jersey were curtailed. John L. Stevens, president and chief engineer of the railroad, ordered the substitution […]

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New slide activity halts freight traffic through San Clemente

Passenger train on single track next to palm trees and beach

SAN CLEMENTE, Calif. — BNSF freight traffic past the site of the latest landside in San Clemente has been halted by additional slide activity, the San Diego Union-Tribune reports. Tuesday night freight movement was suspended after the slope moved another 1.5 to 3 feet in a 24-hour period through Tuesday afternoon, Scott Johnson, Metrolink director […]

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Amtrak selects builder for Frederick Douglass Tunnel

Map showing route of the current B&P Tunnel and the planned route of the Frederick Douglass Tunnel which will replace it.

BALTIMORE — Amtrak has selected a Kiewit/J.F. Shea Joint Venture to build the Frederick Douglass Tunnel, the replacement for 150-year-old B&P Tunnel which poses major operating issues on the Northeast Corridor just south of Baltimore Penn Station. The approximately $6 billion project involves construction of two parallel, single-track 2-mile tunnels, and will eliminate 30-mph speed […]

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MBTA completes January Green Line work, eliminating 16 speed restrictions

Maintenance equipment works in transit tunnel

BOSTON — The Massachusetts Bay Transportation Authority eliminated 16 speed restrictions during two sets of maintenance shutdowns on the Green Line this month, the agency said Monday, including the completion of all work related to out-of-gauge track stemming from the construction of the Green Line extension between North Station and the Union Square and Medford/Tufts […]

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