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A86 (sometimes called "Paris super-périphérique") is the second ring road around Paris, France. It follows an irregular path around Paris with the distance from the city centre (Notre Dame) varying from . A part of A86 makes it a longest urban motorway tunnel (10 km of continuous tunnel), opened in two parts in 2009 and 2011. A86 is a part of the four-ring-road system surrounding Paris and Île-de-France: *Boulevard Périphérique, completed in 1973, roughly an ellipse and limits of Paris city. *A86, completed in 2011, irregular, , similar in size with London's North Circular and South Circular. *The Francilienne, a partial ring, circa in diameter, comparable with London's M25 motorway. *The Grand contournement de Paris, a wide loop bypassing Paris. ==Exit list== 抄文引用元・出典: フリー百科事典『 ウィキペディア（Wikipedia）』 ■ウィキペディアで「A86 autoroute」の詳細全文を読む スポンサード リンク
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