Tokyo outer ring road (Misato Minami IC-Takaya JCT) Maintenance effect by opening
Between Saitama Prefecture and Chiba Prefecture (Tohoku Expressway Kanto Expressway's traffic was via the city center (Metropolitan Expressway), but the outer ring road on June 2, 2018 (Misato With the opening of Minami IC-Takaya JCT), approximately 80% of traffic has been converted to the outer ring road. In addition, due to the opening of the outer ring road and the use of four lanes such as Horikiri JCT to Kominato JCT, the congestion loss time of the capital highway (including the central ring) inside the central ring decreased by about 30%.
Tsunagari, Tsunagu. GAIKAN
Changes in the route and congestion situation before and after opening
Improvement status of driving environment on general roads in Ichikawa and Matsudo
 <Tohoku Expressway Kanto-Kanto> Changes in path share
 Change in traffic congestion on the central loop line
SHIRIBESHI EXPRESSWAY(Yoichi IC-Otaru JCT) Strengthening community medicine by opening
SHIRIBESHI EXPRESSWAY(Yoichi IC-Otaru JCT) was opened on December 8, 2018, and the emergency medical system in the Coshi region was strengthened, such as shortening the transportation time to the tertiary medical facility for serious patients.・ It is expected to contribute to a safe life.
SHIRIBESHI EXPRESSWAY 60 minutes from the tertiary medical facility after maintenance
Changes in required time and lifesaving rate to Sapporo Teine Keijinkai Hospital
Source: 2015 National Road and Street Traffic Situation Survey “Effects of Improving Emergency Medical Care by Road Development” (Traffic Engineering Vol.45 No.5 2010)
* For acute myocardial infarction with moderate severity
Environmental conservation initiatives
Implementation of animal intrusion countermeasures
In places where the planned route passes through a natural rich area, an intrusion prevention fence is installed to prevent a collision with a passing vehicle due to the invasion of deer, and a flight guide pole is installed to guide the movement route of birds. The we.
Deer intrusion countermeasures
Installation of bird flight guide poles
Improvement effect by opening Tohoku Chuo Expressway (Nanyo Takatsuki IC-Yamagata Kamiyama IC)
On April 13, 2019, 24.4km from Nanyo Takatsuki IC to Yamagata Kamiyama IC on the Tohoku Chuo Expressway that connects the main cities in the inland areas of Fukushima, Yamagata and Akita prefectures was opened.
Improved access to tourist spots
Around Tohoku Chuo Expressway, there are hot springs and other famous tourist spots nationwide.
The development of the Tohoku Chuo Expressway is expected to improve the convenience of access between tourist spots, increase tourism from inside and outside the prefecture, and promote regional exchanges over a wide area.
Double network construction
In addition, a double network is formed in Yamagata area, Fukushima area and Sendai area by this opening, Tohoku Expressway, Yamagata Expressway and Tohoku Chuo Expressway are closed to each other, making it possible to move between areas.
Joban Expressway Accelerating reconstruction projects through the opening of Okuma IC
Since the Great East Japan Earthquake, we have been working together with Okuma Town Joban Expressway Okuma IC was opened on March 31, 2019.
In Okuma Town, after the opening of the Okuma IC, the new government office building was completed, and after the earthquake, operations in the town were resumed for the first time in about eight years and two months, and reconstruction projects have accelerated more than before.
With the opening of the Okuma IC this time, the reconstruction project will be accelerated, and the transport of removed soil to intermediate storage facilities will be improved.
Okuma Town Hall New Government Building
Joban Expressway Okuma IC
Opening of smart ICs in the Tohoku region
From April 2018 to April 2019, six smart ICs in the Tohoku area (Oshu, Koriyama Chuo, Tamura, Nara, Hachinohe Nishi, Takizawa Chuo) were newly opened.
Both smart ICs are expected to greatly contribute to the development of the local community, such as improving the living environment and convenience of local residents, providing emergency medical support by shortening emergency transport time, and strengthening the foundation of economic activities through improved accessibility. It is.
Tohoku Expressway Takizawa Chuo Smart IC
Environmental conservation initiatives
Conservation of rare plants
Rare plants were confirmed at the location where the topography was changed, but the time to protect was before germination, so the soil containing seeds was collected, germinated and grown at our group facilities, and the environment was similar I transplanted to the place to do.
In order to reduce the risk of extinction, the grown seeds were collected and stored in the Shinjuku Gyoen Administration Office of the Ministry of the Environment.
Abnomé flowering status
Examples of protecting and nurturing Abnomome
((stock)Expressway Research Center for Greenery Technology)
Conservation of small animals
Since the planned route was set up in an area where small animals such as reptiles and amphibians live, a ramp was set up in the waterway to secure the movement route.
Compact side groove