At the Saint-Arnoult-en-Yvelines toll booth, traffic into Paris is twice as heavy as usual, according to Sylvie Le Corf at the Vinci Autoroute traffic information center. At around midday, a peak of 917 km of traffic jams was recorded across the country, as people return from their summer holidays. [COMPLETES VIDI32GU477_EN] IMAGES AND SOUNDBITES