[E4] Tohoku Expressway and [E49] Ban-Etsu Expressway
Notice of planned renovation work

The latest regulatory information isDraTraPlease see.

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NEXCO EAST Tohoku Regional Head Office (Sendai City, Miyagi Prefecture) E4 Tohoku Expressway (hereinafter referred to as "Tohoku Expressway"), and E49 This is an announcement regarding Expressway renewal work to be carried out on Ban-Etsu Expressway (hereinafter referred to as "Ban-Etsu Expressway") starting in August 2026.
Due to construction work, the following traffic restrictions will be in place. Please note that the number of lanes will be reduced.
The renovation work is necessary to ensure the safe and secure use of Expressway. We will do our best to minimize any inconvenience to our customers, and we appreciate your understanding and cooperation.

1. Location map/traffic regulation schedule

1. Please see below for details on the renovation work that has been underway since April 2026.
   • Notice Regarding Planned Renewal Work Tohoku Expressway (E4) and Hachinohe Expressway (E4A) (Announced February 2, 2026)
   • Notice Regarding Planned Renewal Work Tohoku Expressway (E4), Hachinohe Expressway (E4A), and Ban-Etsu Expressway (E49) (Announced April 8, 2026)

• Traffic restrictions will be in place all day including Saturdays, Sundays, and holidays.
• The traffic restriction period may change depending on the progress of construction work.

2. Construction details

All of the construction we will inform you about this time is floor slab replacement work. In this work, the concrete floor slabs that have been damaged due to deterioration and the increase in the number of large vehicles will be replaced with new, more durable prestressed concrete slabs. In addition, high-performance floor slab waterproofing is applied to the waterproof layer to prevent deterioration of the floor slab.

Construction image photograph

3. Requests when using

1. The construction section will be closed to traffic throughout the day. In some sections, traffic congestion is predicted starting at the construction site, so please leave with plenty of time to spare.
2. Since the lanes and road shoulders are narrow, please observe the speed limit when driving, secure a distance between vehicles, and be careful of rear-end collisions. In addition, lanes will change significantly before and after the restricted section, so please follow the local guidance signs.
3. Vehicles for construction work may enter and leave the area around the construction site, so please be careful when traveling ahead.
4. During the construction period, we will provide traffic congestion information using LED information boards, provide construction regulation information using road information boards and road signs, and call attention to driving safely. Please check this information before driving and drive safely.

Image of information provision image around the construction site

Four. Requests when passing special vehicles

Due to the traffic restrictions, special vehicles exceeding 3.0m in width will not be permitted to pass. Customers are requested to use alternative routes such as surrounding roads.
Also, regarding special vehicle traffic permits ^(*2), please note that if you have only obtained a permit for Expressway, you will also need to obtain a permit for general roads.

5. How to obtain Expressway information

• "DraPla", a site full of useful information on Expressway nationwide
  https://www.driveplaza.com/
• Expressway information service "Drive Traffic (DraTra)"
  Real-time information

  https://www.drivetraffic.jp/

  Construction regulation information

  https://www.drivetraffic.jp/construction-regulation
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• 日本道路交通情報センター（JARTIC）
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  青森情報　050-3369-6602
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  宮城情報　050-3369-6604
  福島情報　050-3369-6607
  東北地方高速情報　050-3369-6761
• LINE Official Account
  We provide information about Expressway under the jurisdiction of NEXCO EAST.

  

• X (formerly Twitter) official account
  “NEXCO EAST (Tohoku) (@e_nexco_tohoku)" distributes Expressway information in the Tohoku region.
• Highway Radio
  Highway Radio (AM 1620 kHz)
  The sections where the message is being broadcast are indicated by signs on Expressway
• VICS
  Road information can be obtained from devices equipped with VICS-compatible car navigation systems.