Subcommittees and Current Assignments
Subcommittee A: Recommendations for Further Investigation and Research.
Subcommittee B: Revision of Manual.
Subcommittee 1: Roadbed
D1-1-17: Rewrite of Section 1.4.1 - Maintenance of Roadbed
D1-2-17: Rewrite of Section 1.4.2 - Maintenance of Rock Slopes
D1-2-18: Rewrite of Section 1.4.3 – Maintenance of Earth Slopes
D1-3-18: Rewrite of Section 1.4.4 – Widening of Cuts
D1-1-20: Develop Section 1.4.7 Methods of Sand Removal
Subcommittee 2: Ballast
D2-1-11: Re-cycled Crushed Concrete for Sub-ballast application
D2-3-17: Rewrite of Section 2.11 Sub-ballast Recommended Practice
D2-4-18: Develop recommendations for ballast electrical resistivity
D2-7-18: Develop recommendations for ballast electrical resistivity
Subcommittee 3: Natural Waterways
D3-8-18: Revise and combine Sections 3.4, 3.5, and 3.6
D3-3-20: Re-write of Section 3.2
Subcommittee 4: Culverts
D4-4-17: Rewrite of Section 4.18 Earth Boring and Jacking Culvert Pipe Through Fills
D4-7-17: Rewrite of Section 4.1 – Location and Type
D4-8-17: Rewrite of Section 4.11 – Hydraulics of Culverts
D4-9-17: Rewrite of Section 4.19 – Culvert Rehabilitation
D4-10-17: Rewrite of Section 4.20 – Specifications for Steel Tunnel Liner Plates
D4-11-17: Rewrite of Section 4.21 – Construction of Tunnel Using Steel Tunnel Liner Plates
D4-1-18: Rewrite of Section 4.22 Culvert Inspection
D4-4-20: Re-write of Section 4.18 Culvert End Treatments
D4-1-23: Request to update 4.4, 4.5, 4.8, 4.9, 4.25, and 4.26
Subcommittee 5: Utilities
D5-5-18: Develop manual material regarding monitoring of track during construction
D5-6-18: Develop recommended practice for pipe ramming & jacking
D5-9-18: Reorganize sections of the manual (5.7 & 5.8) dealing with trenchless technologies to make it easier for the user to understand
D5-10-18: Review and revise manual content regarding depth of cover for utilities
D5-5-20: Reorganize entire Part 5
Subcommittee 6: Fences
None
Subcommittee 7: Roadway Signs
D7-5-17: Reestablish the subcommittee and develop new content for this section of the manual which would be simplified material for use primarily by short line railroads and public agencies
D7-11-18: Update graphic appendix for Part 7 (Roadway Signs)
Subcommittee 8: Tunnels
D8-3-16: Develop recommendations for Pilot Tube Method of Micro-tunneling
Subcommittee 9: Vegetation Control
None
Subcommittee 10: Geosynthetics
C10-1-96: Develop recommended practice for the use of geosynthetics for stabilization of the track roadbed. Monitor applicable research on goesynthetics for information that will strengthen AREMA specifications. Continuing assignment.
D10-1-21 Develop a section on permanent erosion control.
D10-2-14: Create Section 10.0 Introduction to Geosynthetics
D10-2-15: Develop recommendations for use of woven geotextile fabrics
D10-6-20: Update of Section 10.1, 10.2 and 10.3