| 49:4.1.1.1.30.1.107 | SUBJGRP 107
| General | |
| 49:4.1.1.1.30.1.107.1 | SECTION 236.1
| 236.1 Plans, where kept. | |
| 49:4.1.1.1.30.1.107.2 | SECTION 236.2
| 236.2 Grounds. | |
| 49:4.1.1.1.30.1.107.3 | SECTION 236.3
| 236.3 Locking of signal apparatus housings. | |
| 49:4.1.1.1.30.1.107.4 | SECTION 236.4
| 236.4 Interference with normal functioning of device. | |
| 49:4.1.1.1.30.1.107.5 | SECTION 236.5
| 236.5 Design of control circuits on closed circuit principle. | |
| 49:4.1.1.1.30.1.107.6 | SECTION 236.6
| 236.6 Hand-operated switch equipped with switch circuit controller. | |
| 49:4.1.1.1.30.1.107.7 | SECTION 236.7
| 236.7 Circuit controller operated by switch-and-lock movement. | |
| 49:4.1.1.1.30.1.107.8 | SECTION 236.8
| 236.8 Operating characteristics of electromagnetic, electronic, or electrical apparatus. | |
| 49:4.1.1.1.30.1.107.9 | SECTION 236.9
| 236.9 Selection of circuits through indicating or annunciating instruments. | |
| 49:4.1.1.1.30.1.107.10 | SECTION 236.10
| 236.10 Electric locks, force drop type; where required. | |
| 49:4.1.1.1.30.1.107.11 | SECTION 236.11
| 236.11 Adjustment, repair, or replacement of component. | |
| 49:4.1.1.1.30.1.107.12 | SECTION 236.12
| 236.12 Spring switch signal protection; where required. | |
| 49:4.1.1.1.30.1.107.13 | SECTION 236.13
| 236.13 Spring switch; selection of signal control circuits through circuit controller. | |
| 49:4.1.1.1.30.1.107.14 | SECTION 236.14
| 236.14 Spring switch signal protection; requirements. | |
| 49:4.1.1.1.30.1.107.15 | SECTION 236.15
| 236.15 Timetable instructions. | |
| 49:4.1.1.1.30.1.107.16 | SECTION 236.16
| 236.16 Electric lock, main track releasing circuit. | |
| 49:4.1.1.1.30.1.107.17 | SECTION 236.17
| 236.17 Pipe for operating connections, requirements. | |
| 49:4.1.1.1.30.1.107.18 | SECTION 236.18
| 236.18 Software management control plan. | |
| 49:4.1.1.1.30.1.108 | SUBJGRP 108
| Roadway Signals and Cab Signals | |
| 49:4.1.1.1.30.1.108.19 | SECTION 236.21
| 236.21 Location of roadway signals. | |
| 49:4.1.1.1.30.1.108.20 | SECTION 236.22
| 236.22 Semaphore signal arm; clearance to other objects. | |
| 49:4.1.1.1.30.1.108.21 | SECTION 236.23
| 236.23 Aspects and indications. | |
| 49:4.1.1.1.30.1.108.22 | SECTION 236.24
| 236.24 Spacing of roadway signals. | |
| 49:4.1.1.1.30.1.108.23 | SECTION 236.25
| 236.25 [Reserved] | |
| 49:4.1.1.1.30.1.108.24 | SECTION 236.26
| 236.26 Buffing device, maintenance. | |
| 49:4.1.1.1.30.1.109 | SUBJGRP 109
| Track Circuits | |
| 49:4.1.1.1.30.1.109.25 | SECTION 236.51
| 236.51 Track circuit requirements. | |
| 49:4.1.1.1.30.1.109.26 | SECTION 236.52
| 236.52 Relayed cut-section. | |
| 49:4.1.1.1.30.1.109.27 | SECTION 236.53
| 236.53 Track circuit feed at grade crossing. | |
| 49:4.1.1.1.30.1.109.28 | SECTION 236.54
| 236.54 Minimum length of track circuit. | |
| 49:4.1.1.1.30.1.109.29 | SECTION 236.55
| 236.55 Dead section; maximum length. | |
| 49:4.1.1.1.30.1.109.30 | SECTION 236.56
| 236.56 Shunting sensitivity. | |
| 49:4.1.1.1.30.1.109.31 | SECTION 236.57
| 236.57 Shunt and fouling wires. | |
| 49:4.1.1.1.30.1.109.32 | SECTION 236.58
| 236.58 Turnout, fouling section. | |
| 49:4.1.1.1.30.1.109.33 | SECTION 236.59
| 236.59 Insulated rail joints. | |
| 49:4.1.1.1.30.1.109.34 | SECTION 236.60
| 236.60 Switch shunting circuit; use restricted. | |
| 49:4.1.1.1.30.1.110 | SUBJGRP 110
| Wires and Cables | |
| 49:4.1.1.1.30.1.110.35 | SECTION 236.71
| 236.71 Signal wires on pole line and aerial cable. | |
| 49:4.1.1.1.30.1.110.36 | SECTION 236.72
| 236.72 [Reserved] | |
| 49:4.1.1.1.30.1.110.37 | SECTION 236.73
| 236.73 Open-wire transmission line; clearance to other circuits. | |
| 49:4.1.1.1.30.1.110.38 | SECTION 236.74
| 236.74 Protection of insulated wire; splice in underground wire. | |
| 49:4.1.1.1.30.1.110.39 | SECTION 236.75
| 236.75 [Reserved] | |
| 49:4.1.1.1.30.1.110.40 | SECTION 236.76
| 236.76 Tagging of wires and interference of wires or tags with signal apparatus. | |
| 49:4.1.1.1.30.1.111 | SUBJGRP 111
| Inspections and Tests; All Systems | |
| 49:4.1.1.1.30.1.111.41 | SECTION 236.101
| 236.101 Purpose of inspection and tests; removal from service of relay or device failing to meet test requirements. | |
| 49:4.1.1.1.30.1.111.42 | SECTION 236.102
| 236.102 Semaphore or searchlight signal mechanism. | |
| 49:4.1.1.1.30.1.111.43 | SECTION 236.103
| 236.103 Switch circuit controller or point detector. | |
| 49:4.1.1.1.30.1.111.44 | SECTION 236.104
| 236.104 Shunt fouling circuit. | |
| 49:4.1.1.1.30.1.111.45 | SECTION 236.105
| 236.105 Electric lock. | |
| 49:4.1.1.1.30.1.111.46 | SECTION 236.106
| 236.106 Relays. | |
| 49:4.1.1.1.30.1.111.47 | SECTION 236.107
| 236.107 Ground tests. | |
| 49:4.1.1.1.30.1.111.48 | SECTION 236.108
| 236.108 Insulation resistance tests, wires in trunking and cables. | |
| 49:4.1.1.1.30.1.111.49 | SECTION 236.109
| 236.109 Time releases, timing relays and timing devices. | |
| 49:4.1.1.1.30.1.111.50 | SECTION 236.110
| 236.110 Results of tests. | |