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American Railway Engineering Association Bulletin 723 December 1989 Vol 90 AREA
American Railway Engineering Association BULLETIN 723
AREA Bulletin No. 723
Vol. 90 (1989) December
CONTENTS
150 MGT Annually on B.N. Single Track Line 347
Tie Condition Inspection-A Case Study of the Failure Rates,
Modes and Clustering (AAR Report R-714) 350
Compilation of Field Measurements on Ballast State of Compactness 382
The Docklands Light Railway 392
Recent North American Experience with Shelling in Railroad Rails 395
Errata for "Recent North American Experience with Shelling in Railroad Rails," AREA Bulletin 722, Volume 90, October 1989 408
Published as Information by Committees
Evolution of the Railbound Manganese Frog (Committee 5) 409
Effect of Dapping and End Overhang on Allowable Stresses in
Bridge Ties (Committee 7) 418
Economic Considerations in the Operation and Location of
Automatic Train Inspection Equipment (Committee 16) 425
Economics of Rail Service Life, AREA Standard vs Premium Rail
(Committee 22) 427
The Safety of Railway Bridges 434
Memoir 437
Index to Proceedings, Volume 90, 1989 438
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