Subpart D - TRACK STRUCTURE
- Section 213.101 - Scope
- Section 213.103 - Ballast; general
- Section 213.109 - Crossties
- Section 213.110 - Gage restraint measurement systems
- Section 213.113 - Defective rails
- Section 213.115 - Rail end mismatch
- Section 213.118 - Continuous welded rail (CWR); plan review and approval
- Section 213.119 - Continuous welded rail (CWR); plan contents
- Section 213.121 - Rail joints
- Section 213.122 - Torch cut rail
- Section 213.123 - Tie plates
- Section 213.127 - Rail fastening systems
- Section 213.133 - Turnouts and track crossings generally
- Section 213.135 - Switches
- Section 213.137 - Frogs
- Section 213.139 - Spring rail frogs
- Section 213.141 - Self-guarded frogs
- Section 213.143 - Frog guard rails and guard faces; gage