accident prevention
cleaning
clearing duty
clearing work
cold
country road
danger
frost
frosty
gritting vehicle
hazard
ice
icy
individual traffic
means of transport
mobile
mobility
passenger traffic
precaution
prevention
risk
road
road cleaning
road network
road service
road traffic
route
safety
season
service
snow
snow clearing
snow removal
snowplow
snowy
special vehicle
street
streets
traffic
traffic infrastructure
traffic management
traffic safety
traffic safety obligation
transport
transportation
vehicle
way
weather
winter
winter service