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-Efforts to ensure long-term safe use of aging Expressway

As part of the Expressway renewal project, [E48] enforcement of continuous day and night lane regulation (weekdays only) by tunnel reinforcement work between Yamagata Expressway Sekizawa IC and Sasaya IC (In-bound line)

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  • As part of the Expressway renewal project, [E48] enforcement of continuous day and night lane regulation (weekdays only) by tunnel reinforcement work between Yamagata Expressway Sekizawa IC and Sasaya IC (In-bound line)
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PDF version [PDF: 612KB]

March 3, 2020
East Nippon Expressway Co., Ltd.
Tohoku Regional Head Office Yamagata Management Office

NEXCO EAST Yamagata Management Office (Yamagata City, Yamagata) E48 Yamagata Expressway Sekizawa Interchange (IC) → Sasaya IC (In-bound line) will carry out day and night continuous lane regulation due to renewal work of dilapidated tunnels from Monday, March 9 .
We apologize for the inconvenience during the construction period, but we will implement continuous day and night lane regulations (excluding weekends and holidays) for a long period of time, so if you use this section, please try to drive more safely. Thank you.
In addition, although we do not anticipate the occurrence of traffic congestion due to this day and night continuous lane regulation, we will post traffic information on websites such as "DraTra" during the construction period, so Expressway Please check before using the service.
Expressway This is a necessary work to keep the network function healthy for a long time. We will do our best to minimize inconvenience to our customers, and we ask for your understanding and cooperation.

1 construction section

Yamagata Expressway Sekizawa IC → Sasaya IC (In-bound line)

Image image of construction section

2 Regulation period

Day and night continuous lane regulatory period 2020 March 9 (Monday) to December 25 (Friday)
(Regulation enforcement: 185 days excluding weekends and holidays)

Image of regulation period

3 Traffic restrictions

Upon tunnel reinforcement work, until the regulation removal date from 18:00 on weekdays regulation start date 5:00 In-bound to regulate the driving lane or overtaking lane of the line, the number of lanes will be reduced from two lanes to one lane.

Image image of the contents of traffic regulation

4 Construction overview

Yamagata Expressway About 39 years have passed since the Sasaya tunnel located between Sekizawa IC and Sasaya IC, and leakage of water from the tunnel lining is occurring. need to do it.
Expressway Reinforce old Sasaya tunnel lining to keep network functioning healthy for a long time. In addition, we will also implement disaster prevention main renewal work.

Image image of construction measure range
Photo of tunnel reinforcement work
Tunnel reinforcement work

5 Requests for use

[1] Over the course of approximately 5km of construction, the existing one-lane lane will be reduced from two lanes on each side to implement day-night continuous lane regulation. During the construction period, traffic congestion is not expected due to the day and night continuous lane regulations excluding Saturdays, Sundays, and holidays, but it is expected that traffic congestion will be further increased when using the section. , Please make sure you have enough time to go before using.
[2] The lane is narrow in the lane regulation section. Therefore, when traveling, please observe the regulation speed, ensure the inter-vehicle distance, and be careful enough to avoid a rear-end collision.
[3] There are vehicles coming and going around the construction site, so please be careful and pass ahead.
[4] During the construction period, we will provide construction regulation information using road information boards and road signs and call for caution to drive safely. Before riding, please check the above information before riding safely.
[5] Please check the latest traffic information on websites such as "DraTra" before going out.
Photo of road information board
[Road information board]
Road sign pictures
[Road sign]

6 Efforts to minimize inconvenience to customers due to construction

Strengthening of information provision

In addition to information boards (electric bulletin boards) on the Expressway, regulations will be announced in advance by radio CM centering around Yamagata Prefecture, and a standing signboard will be set up at the rest facility and banners / hangers will be placed on the main line. I will post.

Image of announcement

Image image of announcement

Expressway information such as traffic congestion

NEXCO EAST Road Traffic Information Site "DraTra" provides real-time traffic information.
[PC]
[Mobile] http://m.drivetraffic.jp/

Image of real-time traffic information display example

7 How to Obtain Road Traffic Information

    (1) Road traffic information available before going out

  • NEXCO EAST Home Page " Construction regulation information "
    (Provides information on construction regulations in each area)
  • NEXCO EAST Road Traffic Information Site "DraTra "
    (Provides national Expressway traffic information)
    [PC]
    [Mobile] http://m.drivetraffic.jp/
  • Highway telephone
    It is updated every five minutes Expressway traffic latest information at highway telephone (automatic speech) offers 24 hours.
    Yamagata station 023-685-1620
    (Mobile phone / PHS speed dial # 8162 )
  • NEXCO EAST Customer Center (operated by a 24-hour operator)
    0570-024-024 Or 03-5338-7524 (Until March 31, 2020)
    03-5308-2424 (April 1, 2020)
  • (Public foundation) Road traffic information of Japan Road Traffic Information Center (JARTIC)
    050-3369-6761 (Tohoku region, high-speed information)
    the Internet

    (2) Road traffic information available during driving

  • Road information board
  • Highway radio (AM1620kHz)
    Highway radio sections are indicated by signs on the Expressway.
  • Highway Information Terminal
    Wide-area road traffic information is reported on the monitor screens installed at SA and PA.

  • Twitter's official account "NEXCO EAST (Tohoku)" ( @e_nexco_tohoku ) Also delivers information.

Image image of Expressway renewal project logo

Expressway renewal project

Now, bring safety and security to the next generation.
NEXCO EAST will work on updating and repairing highways to deliver safety and security to everyone.

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