Q I heard the term “nitrogen blanket” in reference to a tank car. Could you explain what this is and what types of tank cars have these nitrogen blankets? – Mike Riley, Manchester, Mo. A The term “nitrogen blanket” refers to a padding (or a layer) of nitrogen gas put into a tank car to: […]
Section: Train Basics
Passenger car beds
A sleeping berth shown set for feet first in the direction of travel on an Amtrak long-distance train. Bob Johnston Q I previously understood that the safest position to sleep while traveling by train was with feet first, but the past Amtrak trips I took had the bed set up head first. Is there an […]
Where diesels go to the doctor
Home for the heaviest rebuild, repair, and repaint work on the Norfolk Southern system is the sprawling former Pennsylvania Railroad Juniata Shops in Altoona, Pa. The backshop is the heart of this operation in the Keystone State. Alex Mayes Diesel locomotives are amazing. They are built to withstand the rigors of service, running 24 hours […]
Colored dots on freight cars
Dots painted on trilevel auto racks indicate clearance heights. Rob Burnet Q I have seen colored painted dots on freight cars, mostly multilevel auto rack cars. What do they signify? – Rob Burnet, Etobicoke, Ont., Canada A Colored marks on auto multi-levels are to designate slightly different deck height clearances on trilevels. Orange dots indicate […]
Helper locomotive crews
On Aug. 6, 2012, a single Illinois Central manned helper locomotive brings up the rear of a southbound Canadian National intermodal train working up Byron Hill on the Waukesha Subdivision near Byron, Wis. Tom Danneman Q How do locomotive engineers know they are doing equal work on trains equipped with manned helpers? – Robert A. […]
Ahead of the rest
A southbound ‘Acela’ races across a stretch of positive train control trackage on Amtrak’s Northeast Corridor at Perryville, Md., on June 5, 2011. Michael T. Burkhart This story first appeared in the October 2011 issue of Trains Magazine. The Advanced Civil Speed Enforcement System highlighted here was not active at the time of the of […]
Confidential Close Call reporting basics
Confidential Close Call reporting basics A New Jersey Transit train zips northward from Atlantic City to New York’s Penn Station on Jan. 23, 2010. If the crew were to err, they could report the close call and be part of a bigger program to improve safety, rather than be punished. Dennis A. Livesay photograph Confidential […]
Positive Train Control: Beyond the basics
Positive Train Control Tick, tock. U.S. railroads have collectively spent decades and billions of dollars on positive train control research. Tick. Public outcry after a 2008 commuter crash that killed 25 people — a crash that a Federal safety panel says PTC could have prevented — pushed Congress to act. Tock. With a Congressional deadline […]
Where the steel hits the road
Intelligent Grade Crossings will warn motorists and trains that approach is imminent. Federal Railroad Administration Train crews and motorists may have the ability to “see” one another earlier than ever thanks to “Intelligent Grade Crossings” currently under development through the Federal Railroad Administration’s Research and Development Office. Since the dawn of railroading, one of the […]
Scheduling freight trains
Northbound CSX Transportation aggregates train K944 is seen meeting intermodal train Q145 at Opelika, Ala., in 2010. Class I railroads use different kinds of schedules to keep their networks fluid and profitable, even on single-track lines. Frank Orona What time will the train depart? When will it arrive? While most people associate schedules with passenger […]
Ewbank gas-electric locomotive
Gene Mendonca’s painting of Ewbank Electric Transmission Co.’s train. Gene Mendonca Q Can you tell me anything about the Ewbank Electric Transmission Co. that is the subject of a picture I painted from a very old newspaper clipping? – Gene Mendonca, Folsom, Calif. A H.B. Ewbank Jr. built No. 333, a 75-foot-long gas-electric locomotive with […]
Steam locomotive paint
Sporting a red cab roof, Chicago, Burlington & Quincy 4-8-4 No. 5632 departs Chicago Union Station in spring 1962 with an excursion. The locomotive’s graphite smokebox and firebox are also readily apparent. Ed DeRouin, Barbara DeRouin collection Restored Denver & Rio Grande Western 2-8-0 No. 315 shows off its contrasting graphite smokebox. Martin E. Hansen […]
