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Progressive Railroading 1982 April UP Bales South Africa Zimbabwe rail technolog
Progressive Railroading 1982 April
Signs of the Times 9
Washington Vignettes 23
Barge Industry Pork Barrel Rolls On
Progressive Railroading's Profiles 29
PAUL J. FOLIOT, Canadian National WALTER A. DREXEL, Burlington Northern
From the Publisher's Notebook 33
Volatile Railroads
Those Vital Small Railroads
Editoral 35
Concerned Carpersons
Computerized Purchasing 39
By William A. Bales, asst. vice president-purchases and materials, Union Pacific. It is acknowledged that "art" will continue to play a large and necessary role in making purchasing decisions, but more and more, railroads are turning to "artful" decisions based on solid scientific data
"... More Than a Buyer's Market" 44
For railroad purchasing executives inflation has only added to inventory woes while cutbacks have strained channels of supply
Railroad Progress in South Africa 46
This country's territory covers an area roughly a quarter of the U.S.'s size. Its railroad has met that challenge by assembling and maintaining a system that uses a combination of technologies to handle some of the heaviest hauls in the transportation world, and still offer an outstanding passenger operation
$700-Million Expansion for Coal Hauls 50
The objective of SAR's huge upgrading projects on its line to Richards Bay on the Indian Ocean is to prepare it to carry 44-million tons of coal each year
System Blocking-and a Super Yard 53
A new centralized classification yard will speed up car handling around the vital Johannesburg-Pretoria-Germiston hub
Stepped-Up Cars-and Electrification 55
A new family of cars will handle greater loads from coal to autos to livestock as 80% of the system will be under wire by 1985
"Railroad Engineers Together" 59
SAR clings to its special gauge of 3V2-ft., and mostly on concrete ties-yet it has adopted many of the techniques of North American railroads
Advanced Telecommunications Network 65
Although about 95% locally developed, SAR's S&C system bears strong influence of recent worldwide advances in technology in covering over 14,000 miles of line
Heavy Haul in South Africa 66
SAR's Sishen-Saldanha line is one of the premier heavy haul operations in the world-yet is only five years old. Fully electrified, it "normally" runs trains of 200 cars of 104 tons each
Quality Track for Heavy Haul 71
Certain "custom" practices in coping with track problems characterize the Sishen-Saldanha
50 kVAC Suits Long Hauls 74
Sishen-Saldanha's locomotives take this power and convert it to DC for the traction motors. Result: very high adhesion
Zimbabwe Railways Prepares for the Future 77
Rather than just acting as a political entity under the pressures of social change, the National Railways of Zimbabwe is going beyond maintaining transportation arteries to complete modernization
Design and Metallurgy Combine in New Wheel 83
The S-Wheel is a new development intended to resist the adverse effects of braking under today's high speed-heavy loads conditions
New Products-Materials 84
People in the News 88
Meetings 92
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