アスファルト系舗装(2)

[V-482] Applicability of the high-performance pavement type II in the snow cold districts

〇Daisuke Matsumoto¹, Tetsuro Akimoto² (1.Nexco-Engineering Hokkaido Company, 2.East Nippon Expressway Company)

Keywords:Mixture for the outer layer, High-performance pavement type II, Hokkaido, The snow cold districts, The update number of years, crack

In the expressway which the NEXCO East Japan Hokkaido branch office manages, it is service extension about 2,135 (km, traffic lane) in the point of harmony former end of the fiscal year to give it an order to start. After 2006, I have the moderate grain on the surface, and high-performance pavement type II to have both the durability that is a dense fruit and functionality is adopted, and the inside continues up to the present day. I inspect the present from after 2006 when this report leads in expressways of the whole country and introduced high-performance pavement type II in earnest and evaluate "applicability of the high-performance pavement type II in the snow cold districts".