- blocked_road
- crosswalk
- detour_either
- detour_left
- detour_right
- direction_left
- direction_left_right
- direction_right
- direction_straight
- direction_straight_left
- direction_straight_right
- main
- min_speed
- no_entry
- no_turn_left
- no_turn_right
- one_way_left
- one_way_right
- residential_zone
- roundabout
- secondary
- speed_limit
- stop
- yield
- zone_speed_limit