A-road
Primary British thoroughfare
An A-road is a major road in the British road classification system, marked with an A followed by a number: Take the A40 toward Oxford.
A-roads are typically well-maintained routes connecting major towns and cities, ranking below motorways but above B-roads in the hierarchy.
The term is primarily British.
Road separating opposing traffic
- junctionPoint where things meet
- roundaboutCircular junction for traffic
- bypassRoute that skirts obstacles
- carriagewayVehicle portion of road
hard shoulder · central reservation · layby · signage · tarmac · asphalt · verge · gradient
Maximum legal driving pace
- 60mphSixty miles hourly
- overtakingGetting ahead of another
- HGVLarge freight truck
- lorryBritish freight vehicle
traffic flow · commute · petrol station · speed camera · congestion · rush hour · tailback
Highway's assigned designation
- destinationIntended arrival point
- mileageDistance traveled by vehicle
- directionWay something faces
- atlasBound collection of charts
A1 · secondary route · detour · diversion · satnav · waypoint
High-speed divided highway
- local authorityRegional governing body
- maintenancePreserving working condition
- traffic volumeVehicles on a route
dual carriageway
Road separating opposing traffic
- junctionPoint where things meet
- roundaboutCircular junction for traffic
- bypassRoute that skirts obstacles
carriageway · hard shoulder · central reservation · layby · signage · tarmac · asphalt · verge · gradient · cutting
speed limit
Maximum legal driving pace
- 60mphSixty miles hourly
- overtakingGetting ahead of another
- HGVLarge freight truck
lorry · traffic flow · commute · petrol station · speed camera · congestion · rush hour · tailback
route number
Highway's assigned designation
- destinationIntended arrival point
- mileageDistance traveled by vehicle
- directionWay something faces
atlas · A1 · secondary route · detour · diversion · satnav · waypoint
motorway
High-speed divided highway
- local authorityRegional governing body
- maintenancePreserving working condition
- traffic volumeVehicles on a route
- roadwayshighway, freeway, expressway, motorway, interstate
- roadshighway, highways, freeway, freeways, motorway
- major urban corridorsI-95 corridor, Interstate 405, Autobahn, beltway, freeway
A-roadmotorway
High-speed divided highway
B-road · country lane · local road · trunk road · back road
A-roadcountry lane
Narrow rural thoroughfare
dirt road · farm track · back road · byway · green lane
A-roadmotorway
High-speed divided highway
dual carriageway · dirt road · unpaved road · track · bridleway