MAINTENANCE STANDARDS
- Section 234.201 - Location of plans
- Section 234.203 - Control circuits
- Section 234.205 - Operating characteristics of warning system apparatus
- Section 234.207 - Adjustment, repair, or replacement of component
- Section 234.209 - Interference with normal functioning of system
- Section 234.211 - Security of warning system apparatus
- Section 234.213 - Grounds
- Section 234.215 - Standby power system
- Section 234.217 - Flashing light units
- Section 234.219 - Gate arm lights and light cable
- Section 234.221 - Lamp voltage
- Section 234.223 - Gate arm
- Section 234.225 - Activation of warning system
- Section 234.227 - Train detection apparatus
- Section 234.229 - Shunting sensitivity
- Section 234.231 - Fouling wires
- Section 234.233 - Rail joints
- Section 234.235 - Insulated rail joints
- Section 234.237 - Reverse switch cut-out circuit
- Section 234.239 - Tagging of wires and interference of wires or tags with signal apparatus
- Section 234.241 - Protection of insulated wire; splice in underground wire
- Section 234.243 - Wire on pole line and aerial cable
- Section 234.245 - Signs