Subcommittees and Current Assignments
Subcommittee A: Recommendations for Further Investigation and Research.
Subcommittee B: Revision of Manual.
Subcommittee 1: Welding of Rail.
C4-2-94: Monitor current AAR research and American Welding Society recommended practices for methods to include in AREMA recommended practice. Ongoing assignment.
D1-1-02: Develop handling and shipping rail specification.
Subcommittee 2: Rolling of Rail.
Subcommittee 3: Rail Statistics.
C3-1-76: Maintain statistics of rail usage in North America. Ongoing assignment.
Subcommittee 5: Physical Testing & Measurements.
C5-1-78: Rail specification, research and development. Ongoing assignment.
Subcommittee 6: Joint Bars Design and Testing.
D6-1-07: NATS request for investigation of new joint bar material.
Subcommittee 7: Report on Railwear, Grinding, Lubrication, and Other Tests at FAST.
C7-1-97: AAR liaison between activities within the AAR and TTCI and AREMA Committee 4: Monitors research for improving quality of rail and improving rail life through rail maintenance practices. Ongoing assignment.
Subcommittee 8: Update Industry on Nondestructive Inspection of Rail in Mills, Welding Plants, and in Track.
Ad Hoc Committee: Assisting in Recommendations to the AAR/TTCI on Design and Operation of Defective Rail Section of the Test Track at Pueblo (RDTF). Ongoing assignment.
Subcommittee 9: Railwear, Grinding and Lubrication.
C9-01-08: Research and Survey Industry Best Practices. Ongoing assignment. Recommended practice for switch & crossing grinding has passed ballot.