L'autoroute A26, ou A26, est une autoroute française reliant Calais à Troyes.
Elle est intégralement concédée, en majorité à la Sanef, entre Calais et Troyes Nord. Le contournement Est de Troyes est néanmoins la propriété d'APRR. Au niveau de Reims, elle partage son tracé avec l'A4 sur une trentaine de kilomètres.
Son nom d'Autoroute des Anglais provient du fait qu'il s'agit de l'axe le plus direct entre le Royaume-Uni et la Riviera française (côte d'Azur) qui n'impose pas le passage par Paris et les A1 et A6.
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de l'A26 sur l'<a href=\"\/wiki\/Autoroute_fran%C3%A7aise_A16\" title=\"Autoroute fran\u00e7aise A16\">A16<\/a> \u00e0 Calais.\n<\/p>","title":"D\u00e9but de l'A26 sur l'A16 \u00e0 Calais.\n","link":null,"lat":50.935931,"lon":1.906128,"alt":0,"address":"","icon":"","group":"","inlineLabel":"","visitedicon":""},{"text":"<p>Arriv\u00e9e de l'A26 sur l'<a href=\"\/wiki\/Autoroute_fran%C3%A7aise_A4\" title=\"Autoroute fran\u00e7aise A4\">A4<\/a> \u00e0 Ormes\n<\/p>","title":"Arriv\u00e9e de l'A26 sur l'A4 \u00e0 Ormes\n","link":null,"lat":49.242595,"lon":3.96246,"alt":0,"address":"","icon":"","group":"","inlineLabel":"","visitedicon":""},{"text":"<b><p>D\u00e9but de l'A26 sur l'<a href=\"\/wiki\/Autoroute_fran%C3%A7aise_A4\" title=\"Autoroute fran\u00e7aise A4\">A4<\/a> aux Grande-Loges.\n48.407782, 4.148369\n<\/p><\/b><hr \/><p>Limite de concession <a href=\"\/wiki\/Sanef\" title=\"Sanef\">Sanef<\/a> (au nord) \/ <a href=\"\/wiki\/APRR\" title=\"APRR\">APRR<\/a> (au sud).\n<\/p>","title":"D\u00e9but de l'A26 sur l'A4 aux Grande-Loges.\n48.407782, 4.148369\n","link":null,"lat":49.05452,"lon":4.287415,"alt":0,"address":"","icon":"","group":"","inlineLabel":"","visitedicon":""},{"text":"<p>Arriv\u00e9e de l'A26 sur l'<a href=\"\/wiki\/Autoroute_fran%C3%A7aise_A5\" title=\"Autoroute fran\u00e7aise A5\">A5<\/a> \u00e0 Daudes.\n<\/p>","title":"Arriv\u00e9e de l'A26 sur l'A5 \u00e0 Daudes.\n","link":null,"lat":48.229476,"lon":4.178581,"alt":0,"address":"","icon":"","group":"","inlineLabel":"","visitedicon":""}]}
L'autoroute A26 commence son parcours à partir de la bifurcation avec l'A16 et l'A216 au sud-ouest de Calais.
Environ 30 km plus loin, à Setques, on rencontre une barrière de péage pleine voie qui montre le début de la première section à péage de cette l'autoroute.
Au niveau de Saint-Quentin, l'A26 croise l'A29, en direction de Rouen et d'Amiens.
Les sections qui suivent sont assez mornes, alternant paysages champêtres et forestiers jusqu'à Reims. Le relief est très peu marqué. Laon est contournée de façon lointaine par l'est.
Au nord de Reims, une barrière de péage pleine voie est rencontrée. Peu après, l'autoroute se mêle à l'A4 en provenance de Paris après avoir franchi à nouveau une barrière de péage.
Reims est contournée par le Sud par l'A4 depuis le 23 novembre 2010, ce qui allège la traversée du centre-ville.
30 km au sud de Reims, l'A26 se détache de l'A4, qui file plein est vers Strasbourg alors que l'A26 continue toujours vers le sud.
L'autoroute A26 se termine au sud-est de Troyes en se mêlant à l'A5 qui se dirige vers l'A31 du côté de Langres.
Hypothétique prolongement de l'A26 de Troyes à Auxerre, voire Bourges ou Châteauroux, en vue du projet de grand contournement de Paris, même si celui-ci est déjà partiellement assuré par la récente A19.
D'après ce rapport, seule la section Troyes - Auxerre serait encore inscrite au SNIT.
De l'A16 à la sortie 16 ; section à péage concédée à Sanef.
Échangeur entre A16, A26 et A216 : Calais-port | Car ferry || Boulogne-sur-Mer | Tunnel sous la Manche | Calais-ouest | Calais-centre || Dunkerque | Lille | Marck
22 (Troyes-centre) : Villes desservies : Troyes-centre, Feuges, Charmont-sous-Barbuise, Pont-Sainte-Marie + Aire de service : Charmont (accessible dans les deux sens)
Vitesse : 130 km/h (sens Calais > Troyes)
Aires de repos : Villechétif (sens Troyes-Calais) ; Les Crocs de la Terre (sens Calais-Troyes)
De la sortie 23 à l'A5 ; section à péage concédée à APRR.