Expressway enters winter road regime

October 11, 2013
East Nippon Expressway Co., Ltd.
Hokkaido Regional Head Office

NEXCO EAST Hokkaido Regional Head Office (Atsubetsu Ward, Sapporo City) positions the period from October 16 to April 30 of the following year as a snow and ice countermeasure period. We will work to secure safe traffic 24 hours a day with approximately 300 vehicles.

This winter, NEXCO EAST Group will hold a "Expressway snow and ice countermeasure dispatching ceremony" to carry out the snow and ice countermeasure work together.

Office nameDate and timeVenueParticipating vehicles and personnel
[Approximate number]
Muroran Operation OfficeWednesday, October 16
10:00 to 10:30
Muroran Interchange
Snow and ice work base
40 cars, 80 people
Tomakomai Management OfficeWednesday, October 16
11:00 to 12:00
Tomakomai West Interchange
Snow and ice work base
20 cars, 40 people
Sapporo Operation OfficeOctober 18 (Friday)
9:30 to 10:30
Kitahiroshima Interchange
Snow and ice work base
40 cars, 70 people
Iwamizawa Management OfficeWednesday, October 16
10:30~11:00
Inside the Iwamizawa Interchange
Snow and ice work base
20 cars, 40 people
Asahikawa Operation OfficeWednesday, October 16
11:00 to 11:30
Asahikawa Takasu Interchange
Snow and ice work base
20 cars, 60 people
Obihiro Operation OfficeWednesday, October 16
10:00 to 11:30
Otofuke Obihiro Interchange
Snow and ice work base
20 cars, 50 people
total160 units, 340 people

1 To use the Expressway winter safely and comfortably

On winter Expressway, the number of accidents in winter is about three times that in summer, and the number of accidents increases rapidly from the beginning of November, which is the beginning of winter. For passengers using the Expressway during the winter, please drive safely depending on the weather and road conditions. Also, please wear early winter equipment such as wearing winter tires.

【reference Attachment-1 [PDF: 1.2MB] ]

Image image for safe and comfortable use of winter Expressway

2 Snowfall last year

The cumulative amount of snowfall on the Expressway 2012 was the highest in the past five years, and the cumulative average was 495 cm. The most common area in Hokkaido was 1,061 cm for the Kanayama Tunnel, and 952 cm for the Tokiwa Tunnel. The total distance of snow removal work for this snowfall is about 490,000 km, which is equivalent to about 12 laps of the earth.

【reference Attachment-2 [PDF: 762KB] ]

Image of last year's snowfall

3 Snow and ice countermeasure work flow

NEXCO EAST Hokkaido Regional Head Office operates snow and ice on a 24-hour basis to minimize road closures and traffic restrictions on Expressway. We ask our customers for their understanding and cooperation in snow and ice work.

【reference Attachment-3 [PDF: 461KB] ]

4 Measures against snow and ice (Snow and ice ITS)

NEXCO EAST Hokkaido Regional Head Office, (1) WEB cameras are installed in our patrol cars and high-speed buses, visibility conditions from the driver's perspective, (2) GPS is installed in snow removal work vehicles, and work progress is grasped by the signals, (3 ) Utilizing snow and ice ITS, such as technology that automatically measures the amount of snowfall on the Expressway every 10 minutes, we collect real-time information and perform snow and ice work appropriately according to the severe weather conditions and changes in Hokkaido.

【reference Attachment-4 [PDF: 488KB] ]

Attachment

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