49 CFR Part 213
TRACK SAFETY STANDARDS
November 18, 2020
Subpart
A
General
Subpart
B
Roadbed
Subpart
C
Track Geometry
Subpart
D
Track Structure
Subpart
E
Track Appliances and Track-Related Devices
Subpart
F
Inspection
Subpart
G
Train Operations at Track Classes 6 and Higher
Subpart
Appendix
A
Maximum Allowable Curving Speeds
Appendix
D
Minimally Compliant Analytical Track (MCAT) Simulations Used for Qualifying Vehicles To Operate at High Speeds and at High Cant Deficiencies