HokkaidÅ Expressway
Template: Infobox trunk road / maintenance / JP -A
Prefecture:
- Hokkaidō
The Hokkaido highway or doo - highway (Japanese道 央 自动 车道, doo jidōshadō, " Central Hokkaido Highway ", abbreviated道 央 道, doo Dō, " Central Hokkaido Street " ) is a highway in Japan. The highway is the main artery on the island of Hokkaido and consists of two parts, the southern part of Nanae to Sapporo and the northern part of Sapporo to Nayoro. These two parts have their own exit - numbering each. The southern part is about 272 km long, the northern part of about 195 km, so the highway has a total length of 467 kilometers.
Street Description
Nanae- Sapporo
The highway begins at Nanae and runs through a mountainous area along the eastern coast of Hokkaido, where it has 2x2 lanes. The first part runs through a rural area with small towns. About Yakumo follows the highway of the coast of Hokkaido. The Hokkaido highway here has also single-track sections with 1 × 2 or 2 × 1 lanes. The highway then runs east of Muroran along and then bends to the north of Tomakomai over inland and then leads directly to Sapporo. This part of the highway passes through woodland and leads to several cities over the south of Sapporo. Then, the highway passes through the eastern part of the city of Sapporo and ends on a cross with the Sasson Expressway.
Sapporo Nayoro
The northern part begins at the motorway junction, where the south has ended. The motorway runs to the east of Sapporo. The highway here has 2 × 2 lanes and turn later to the north, through a constricted valley with several medium-sized cities on the route, and there are crosses several rivers. Further north, the landscape is hilly and there are some tunnels. The highway rises to about 250 meters above sea level. The most important city in this area is Asahikawa. Shortly thereafter, the highway ends.
History
The Hokkaido highway has been built since the 70s. In 1971 opened the first section between Kita Hiroshima and Chitose to traffic, which was extended in 1972 to four lanes. In 1978, the ceremony was followed by Tomakomai and in 1979 the part between Sapporo and Kita Hiroshima. In the 80s, the highway was extended both to the south and to the north of the region Sapporo. In 1990, the highway reached the city Asahikawa in the north, and in 1991 they reached the city of Muroran in the south. Between 1992 and 1997 the road was extended westwards as far as Oshamanbe. In 2000 the northern part was expanded to Wassamu and expanded in 2003 with the current end at Shibetsu. Between 2006 and 2009, was built mainly in the south of Hokkaido, and the highway reached Otoshibe in Yakumo.
Opening the data highway
Future
Between Kayabe and Nanae still missing a piece of the highway, but which is operated by the National Highway 5. This has been expanded to four lanes and partially with some crosses especially in the bypass of Nanae.
Traffic
In 2003, drove about 9,400 vehicles per day over the southern part of the highway, with an increase to 26,000 vehicles in the south of Sapporo. Most vehicles use the highway at Kita Hiroshima with 31,000 vehicles per day. The northernmost part in Asahikawa has only 1,600 vehicles per day.