Road signs in Belgium/A Warning signs

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A Warning signs

Sign Image Description Tags
A1a Belgian road sign A1a.svg Dangerous left curve (about 150m after the sign) hazard=curve
A1b Belgian road sign A1b.svg Dangerous right curve (about 150m after the sign)
A1c Belgian road sign A1c.svg Left curve followed by right curve (about 150m after the sign) hazard=curves curves=serpentine
A1d Belgian road sign A1d.svg Right curve followed by left curve (about 150m after the sign)
A3 Belgian road sign A3.svg Steep descent (about 150m after the sign) incline=-10%
A5 Belgian road sign A5.svg Steep ascent (about 150m after the sign) incline=10%
A7a Belgian road sign A7a.svg Road narrows (about 150m after the sign) Sometimes traffic_calming=chicane or traffic_calming=choker on part of the way (this sign can be used for other kinds of narrowing than traffic calming)
A7b Belgian road sign A7b (2).svg
A7c Belgian road sign A7c.svg
A9 Belgian road sign A9.svg Moveable bridge (about 150m after the sign) bridge=movable
A11 Belgian road sign A11.svg Quay or river bank ahead (about 150m after the sign) add a way, area or node on the place of the quay or the riverbank and tag it with man_made=quay or natural=water+water=river (Please see the respective page on how to map correctly)
A13 Belgian road sign A13.svg Bumpy road (about 150m after the sign) hazard=bump
A14 Belgian road sign A14.svg Speed bump (about 150m after the sign) Depending on the type of speed bump, add either traffic_calming=bump, traffic_calming=hump, traffic_calming=table or traffic_calming=cushion. See wiki for more details.

There is a maximum speed limit of 30 km/h on all kinds of traffic calming speed bumps, if they are indicated by signs A14 and F87, or if they are located on an intersection and indicated by sign A14. (law nl fr). Technically, it's not necesary to map this maxspeed=* as it's part of the Belgian default relation.

A15 Belgian road sign A15.svg Slippery road (about 150m after the sign) hazard=slippery
Belgian road sign A15.svg

Belgian road sign A15a.svg

Possible extra sign: slippery road because of glazed frost or snow
A17 Belgian road sign A17.svg Loose chippings (about 150m after the sign) hazard=loose_gravel
A19 Belgian road sign A19.svg Falling rocks (about 150m after the sign) hazard=falling_rocks
A21 Belgian road sign A21.svg Pedestrian crossing (about 150m after the sign) hazard=pedestrians, highway=crossing and crossing_ref=zebra
A23 Belgian road sign A23.svg Place where a lot of children come (about 150m after the sign) hazard=children or hazard=school_zone
A25 Belgian road sign A25.svg Bicycle and moped crossing or place where bicyclists and mopeds exit the cycleway and enter the road (about 150m after the sign) hazard=cyclists
A27 Belgian road sign A27.svg Wild animal crossing (about 150m after the sign) hazard=animal_crossing, optionally combined with hazard:animal=wild_animals
A29 Belgian road sign A29.svg Cattle crossing (about 150m after the sign) hazard=animal_crossing, optionally combined with hazard:animal=livestock
A31 Belgian road sign A31.svg Construction (about 150m after the sign) hazard=roadworks
A33 Belgian road sign A33.svg Traffic lights (about 150m after the sign) highway=traffic_signals
A35 Belgian road sign A35.svg Low flying aircraft (about 150m after the sign) hazard=low_flying_aircraft
A37 Belgian road sign A37.svg Side wind (about 150m after the sign) hazard=side_winds
A39 Belgian road sign A39.svg Two-way traffic after part with one-way traffic oneway=no
A41 Belgian road sign A41.svg Railway crossing with gates (about 150m after the sign) railway=level_crossing and crossing:barrier=yes
A43 Belgian road sign A43.svg Railway crossing without gates (about 150m after the sign) railway=level_crossing and crossing:barrier=no
A45 Belgian road sign A45.svg Railway with single track crossing railway=level_crossing
A47 Belgian road sign A47.svg Railway with two or more tracks crossing railway=level_crossing
A49 Belgian road sign A49.svg Tram crossing (about 150m after the sign) railway=level_crossing

A50

Belgian road sign A50.svg Queues are likely (mostly used on dynamic signs) hazard=queues_likely
A51 Belgian road sign A51.svg Caution sign. A sign under it details the danger traffic_sign=hazard