Joshinetsu Expressway Renewal Construction Saku IC - Usui Karuizawa IC All day, lane regulation 2023 May/August → 10/27 Friday Joshinetsu Expressway Renewal Construction Saku IC - Usui Karuizawa IC All day, lane regulation 2023 May/August → 10/27 Friday
Joshinetsu Expressway Map

Female image

RENEWAL

To pass on safety and security to the next generation
For a long time
Bridges, tunnels, etc.
Large-scale renewal work
We are carrying out.
Understanding and cooperation for construction
Thank you.

Regulations

Lane regulation

The current 2-lane In-bound lane will be reduced to 1-lane In-bound lane.

Lane regulation content image diagram

section

E18 Joshinetsu Expressway  
Saku IC - Usui Karuizawa IC (In-bound line)

Section Joshinetsu Expressway Saku IC - Usui Karuizawa IC (In-bound line)

period

Monday, May 8, 2023
-October 27, 2023 (Friday)

  • orange arrowAll day lane regulation
  • yellowMaximum traffic jam length (3-5km)
  • yellow greenMaximum traffic jam length (5km or more)
May 2023
June 2023
July 2023
August 2023
September 2023
October 2023

Construction details

Inverts are installed to improve the structure for tunnels that receive excessive force from around the tunnel, improving stability.

Construction contents Invert installation
  • Invert is to prevent deformation by installing semicircular concrete at the bottom of the road surface and making the tunnel shape circular.

Precautions when using

at the construction site
Lane regulations will be enforced throughout the day.
There is a risk of traffic disruption during the construction period.
because there is
When using this section,
Please make every effort to drive safely.
When using the service, please leave with plenty of time to spare.

Requests for special vehicles

Requests when passing special vehicles
Due to this traffic regulation, during the lane regulation period, Special vehicles exceeding 3.0m in width cannot pass.
Customers using the service, please take a detour to the surrounding roads.
Also, please note that if you have obtained a special vehicle traffic permit (*) only for Expressway routes, you will also need to obtain a permit for general roads.

*What is special vehicle passage permission?
Based on the Road Law and Vehicle Restriction Ordinance, this is a permit required for special vehicles that exceed general restrictions (length, weight, vehicle width, etc.) to pass on public roads.

Speed Limit

The maximum speed is limited to 50km / h in the restricted section.

Note

Please obtain traffic information in advance and go out with plenty of time.
Please note that the lane width and shoulder width may be narrowed.

Traffic jam

If a traffic jam occurs, please turn on the hazard lamp at the end and signal the following vehicle to help prevent a rear-end collision.

Around the construction site

Vehicles for construction work may enter and leave the area around the construction site, so please be careful when traveling ahead.

Precautions during construction period

During the construction period, we will provide construction regulation information using road information boards, road signs, and simple information boards, and call attention to drive safely. Before riding, please check the above information before riding safely.

TV commercial

Poster leaflet

Posters

Posters

Leaflet (front)

Leaflet (front)

Leaflet (inside)

Leaflet (inside)

Contact information

Inquiries about Expressway information

  • DraTra Drive Traffic

    For information on real-time traffic conditions and traffic congestion forecasts, see "DraTra"

  • DraPla E-NEXCO Drive Plaza

    Expressway tolls and information on service areas at "DraPla"

NEXCO EAST Customer Center

Navi dial0570-024-024
または
03-5308-2424

We listen to our customers 24 hours a day, 365 days a year.

Inquiries about road traffic information

Japan Road Traffic Information Center National Unified Number

050-3369-6666

Mobile speed dial (smartphone / mobile phone) # 8011

全国高速ダイヤル(自動応答専用)050-3369-6700

Road emergency dial# 9910

Please listen to the highway radio (1620kHz) for road traffic information while driving.

Also, please use the SA / PA highway information terminal near you.