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 The A4050 at Wenvoe | ||||
| Route information | ||||
| Length | 10 mi (16 km) | |||
| Major junctions | ||||
| North end | Culverhouse Cross 51°27′54″N 3°16′15″W / 51.4651°N 3.2707°W | |||
 A48 A4232 A4231 A4226 A4055 | ||||
| South end | Barry 51°23′39″N 3°17′17″W / 51.3943°N 3.2880°W | |||
| Location | ||||
| Country | United Kingdom | |||
| Constituent country | Wales | |||
| Primary destinations | Cardiff | |||
| Road network | ||||
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The A4050 road connects Barry, Vale of Glamorgan with Culverhouse Cross on the outskirts of Cardiff, Wales. It is approximately 10 miles (16 km) long, and is the key link road between the M4 motorway and Cardiff International Airport.