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Progressive Railroading 1975 March
Signs of the Times 9
Washington Vignettes 11
USRA's Preliminary Plan
"Railroading's Railroaders" 21
PAUL H. REISTRUP, Amtrak
CARL V. LYON, Association of American Railroads
Publisher's Notebook 25
Politics' Seamy Side
Three Significant Contributions Piggybacking as a Barometer
The Future of Engineering - M/W Management 31
By L. A. Durham, Jr., chief engineer, Norfolk and Western Railway. Day-to-day problems will not be solved by an "all-knowing" force; it is important, the author maintains, that managers distribute accountability so that an exchange of facts precedes the final decision
New Train-Dynamics Simulator 39
Mini-computer and cathode ray tube system provide an improved feel for train handling
"Engineered" Track -Part 1. Effective Subgrade and Ballast 42
By Dr. W. W. Hay, professor of Civil Engineering, University of Illinois. In this special two-part discussion of track structure from subgrade to rail, Dr. Hay begins with a presentation of the relationship between ballast and subgrade
Battery-Powered Trains Crisscross Germany 53
By Clyde Elium, Exide Power Systems Division,
ESB Incorporated. These time-tested trains now average 56,000 miles per year at speeds up to
60 mph and ranges to 250 miles
CP Assesses the Pole Line Problem 59
CP Rail's supervisor of research engineering
L. D. Tufts reports on alternatives to large-scale replacement of still vitally necessary pole lines
The Concrete Tie and Optimum Track 61
Santa Fe puts in another mainline research installation - and for good reason
BN Builds Uninterrupting Underpass (Cover Story) 66
A special two-part steel culvert is assembled in stages to permit uninterrupted interstate traffic flow overhead
M/W Men See New Line-Up at Work 69
AREA committees 22 and 27 conduct their business at Columbia, South Carolina and also see a comprehensive in-track exhibition of latest machines
New Products - Materials 72
People in the News 80
Meetings 84
Advertisers' Directory 86
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