D-15 . WARNING SIGNS ........................................................................................................................................................................... 51
E. Signals .............................................................................................................................................................................................................. 52
E-1 . BELLS (III.3.I)..................................................................................................................................................................................... 52
E-2 . SIGNALS (III.3.D) .............................................................................................................................................................................. 52
E-3 . CANTILEVERED FLASHING LIGHTS (III.3.C) ............................................................................................................................. 53
E-4 . FLASHING LIGHTS (III.3.E) ............................................................................................................................................................. 54
E-5 . TRAFFIC LIGHT INTERCONNECTIONS (III.4.B) ......................................................................................................................... 54
E-6 . TRAFFIC SIGNAL PREEMPTION CODE (III.4.C) ......................................................................................................................... 55
E-7 . HIGHWAY TRAFFIC SIGNALS CONTROLLING CROSSING (III.3.H) ...................................................................................... 56
E-8 . HIGHWAY TRAFFIC PRE-SIGNALS (III.5 & III.3.K).................................................................................................................... 56
E-9 . NON-TRAIN ACTIVE WARNING (III.3.J) ...................................................................................................................................... 57
E-10 . SIGNAL INSTALLMENT DATE (III.3.F)....................................................................................................................................... 57
E-11 . SIGNAL UPGRADE DATE (MINOR UPGRADE – LED REPLACEMENT) ............................................................................... 58
F. Crossing Gates .................................................................................................................................................................................................. 59
Railroad Geometrics ......................................................................................................................................................................................... 59
F-1 . GATE COUNTS (III.3.A) .................................................................................................................................................................... 59
F-2 . GATE CONFIGURATION (III.3.B) ................................................................................................................................................... 59
Crossing Environment ...................................................................................................................................................................................... 60
F-3 . QUIET ZONE (I.25) ............................................................................................................................................................................ 60
F-4 . WAYSIDE HORN (III.3.G) ................................................................................................................................................................. 61
F-5 . MONITORING DEVICES (III.6) ........................................................................................................................................................ 61
F-6 . NUMBER OF WIGWAGS (III.3.I) ..................................................................................................................................................... 62
G. Crossing Vicinity ............................................................................................................................................................................................. 63