| A42 autoroute | |
|---|---|
| Route information | |
| Part of |
|
| Length: | 52.3 km (32.5 mi) |
| Major junctions | |
| North end: | A40 |
| South end: | Lyon |
| Highway system | |
| Autoroutes of France | |
The A42 autoroute is a short motorway in France. Being completed in 1987, the road connects the city of Lyon to its junction with the A40 roughly 50 km north-east of Lyon.