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Ballast Defects and Conditions—Importance of Identification and Repair in Preventing Development of Unsafe Combinations of Track Conditions

Document Series:
Safety Advisories
Safety Advisory Number
2015-04
Subject:
Safety AdvisoriesTrackTracks & Structures
Keywords:
Safety Advisories, Track, Ballast
Document
SA 2015-04 Ballast--Final.pdf (54.7 KB)

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Effective Date: Thursday, August 20, 2015