A42 autoroute | |
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Route information | |
Part of ![]() | |
Length | 52.3 km (32.5 mi) |
Major junctions | |
North end | A40 |
South end | Lyon |
Location | |
Country | France |
Highway system | |
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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.