Canada/Road signs/Warning

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This page lists Canadian warning road signs, which is divided into three subseries under the Manual of Traffic Control Devices for Canada (MUTCDC):

  • Wa - Physical conditions
  • Wb - Regulations ahead
  • Wc - Intermittent moving hazards

Wa series (physical conditions)

MUTCDC sign code Image English French Tags Notes
Wa-1 Sharp turn Virage brusque hazard=turn
Wa-2 Turn curve hazard=turn
Wa-3 Curve Virage hazard=curve
Wa-4 Reverse turn hazard=turns
Wa-5 Reverse curve hazard=curves+curves=serpentine
Wa-6 Winding road hazard=curves+curves=extended
Wa-7 Advisory speed maxspeed:advisory=*
Wa-8 Checkerboard - dead end noexit=yes
Wa-8L Left end checkerboard none
Wa-8R Right end checkerboard none
Wa-8A No exit noexit=yes Ontario: Wa-31
Wa-9 Chevron alignment none
Wa-10 Exit speed maxspeed:advisory=*
  • Ontario: Wa-32

Most provinces place the words "Exit" (French: Sortie) on top of the advisory speed.

Wa-11 Concealed road hazard=dangerous_junction
Wa-12 Concealed road hazard=dangerous_junction
Wa-13 Concealed road hazard=dangerous_junction
Wa-14 T junction hazard=dangerous_junction
Wa-15 Y junction hazard=dangerous_junction
Wa-16 Merge hazard=dangerous_junction
Wa-17 Double arrow none
Wa-18 Railway crossing none Ontario: Wc-4
Wa-19 Railway crossing ahead at T none Ontario: Wc-4B
Wa-20 Railway crossing ahead at crossroads none Ontario: not used
Wa-21 Hill incline=* (value in per cent)
Wa-21t Use lower gear Rétrogradez none
Wa-22 Bump Cahot none
Wa-23 Road narrows none
  • Ontario: Wa-28
Wa-24 Narrow structure none
Wa-24t One lane 1 voie none
Wa-25 Pavement ends Fin du revêtement none
Wa-26 Low clearance maxheight=*
Wa-27 Low clearance maxheight=*
Wa-28t Distance from warning object (for use with Wa series signs) none
Wa-31 Divided highway begins none Ontario: Wa-34
Wa-32 Divided highway ends none Ontario: Wa-35
Wa-33 Lane ends none Ontario: Wa-23
Wa-34 Divided highway crossing none Ontario: Wa-72
Wa-36 Hazard marker none Ontario: Wa-33
Wa-37 Lane ends ahead XX km (overhead sign) turn:lanes=||merge_to_left (number of pipes depending on number of lanes). Ontario: Wa-1123. Alberta, Saskatchewan uses a yellow diamond surrounding the lane drop pictogram, and the words “LANE ENDS”.
Wa-38 Roundabout directional none Ontario: not used
Wa-39 Roundabout none