Appendix D – Whistling Cessation

Table D-1 – Requirements for Warning Systems at Public Grade Crossings within an Area without Whistling

  Column A Column B
Railway Design Speed Grade Crossings for Vehicle Use Grade Crossings For Sidewalks, Paths, or Trails with the centreline no closer than 3.6 m (12 ft) to a warning signal for vehicles
No. of Tracks No. of Tracks
1 2 or more 1 2 or more
Column 1 Column 2 Column 3 Column 4 Column 5
1 – 25 km/h (15 mph) FLB FLB No warning system requirement No warning system requirements
25 – 81 km/h
(16 – 50 mph)
FLB FLB & G FLB FLB & G
Over 81 km/h (50 mph) FLB & G FLB & G FLB & G FLB & G

Legend : 
FLB is a warning system consisting of flashing lights and a bell. 
FLB & G is a warning system consisting of flashing lights, a bell and gates.

Figure D-1 – prescribed area for whistling cessation as per article 23.1 of the RSA

Text version for Figure D-1

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