Subcommittees and Current Assignments
Subcommittee A: Recommendations for Further Investigation and Research.
Subcommittee B: Revision of Manual.
Subcommittee 1: Track geometry
D1-2-03: Recommended Practice for the Application of GPS/GIS Technologies to Track Measuring Systems. Assignment is currently on hold.
D1-1-11: Recommended Practices for Performance-Based Track Geometry System. Assignment is currently on hold.
D1-1-13: Recommended Practice for Autonomous Inspections. Complete.
D1-2-13: Develop a best practices for establishing accurate locations for track measurement system data. Complete.
Subcommittee 2: Rail measurement systems
D2-1-14: Develop a recommended practice for joint bar assessment.
D2-2-14: Develop a recommended practice for rail shape assessment.
D2-3-14: Develop a recommended practice for rail surface condition assessment.
Subcommittee 3: Track structure assessment
D3-1-07: Measurement frequency practices for GRMS vehicles. Completion is TBD.
D3-2-07: Recommended practice for the use of GWP to support maintenance programs. Completion is TBD.