Congestion prediction and countermeasures for Expressway during the Obon period [Metropolitan area version]

~ Please avoid traffic to reduce traffic congestion ~

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  • Congestion prediction and countermeasures for Expressway during the Obon period [Metropolitan area version]

July 10, 2019
East Nippon Expressway Co., Ltd. Kanto Regional Head Office
Central Japan Expressway Tokyo Regional Head Office
Central Japan Expressway Co., Ltd. Hachioji Regional Head Office

East Nippon Expressway Co., Ltd. (hereinafter referred to, NEXCO EAST) Kanto Regional Head Office and medium-Japan Expressway Co., Ltd. (hereinafter, NEXCO CENTRAL) Tokyo Regional Head Office Hachioji Regional Head Office is, Kanto Koshin region and Shizuoka Prefecture Expressway of Obon period [11 days from Thursday, August 8 to Sunday, August 18, 2019] We have summarized the trends and countermeasures for traffic congestion prediction (traffic concentration traffic congestion of 10 km or more) in.

Please use this traffic forecast to avoid peak traffic and adjust your departure time to help plan your trip. This forecast is based on the past traffic jam results and recent traffic conditions.However, the actual traffic congestion may differ from the forecast due to accidents and weather conditions. Please check the traffic information in.

In addition, each Expressway company provides traffic congestion forecast information and road traffic information with various tools. Please use it when using the Expressway.

After confirming the contents of traffic congestion prediction, Change the day and time of use Etc. Use without traffic congestion Please.

Congestion in the Out-bound direction occurs mainly in the morning, especially from Saturday, August 10th to Sunday, August 11th.

Traffic congestion in the In-bound direction occurs mainly in the evening, and it is expected that traffic congestion will occur frequently, especially from August 12th (Monday) to 15th (Thursday).

⇒Please consider using it on days and times when there is relatively little traffic!

* For detailed traffic congestion forecast, please check the official website of each Expressway company and various tools.

1 Congestion prediction

(1) Number of traffic congestion of 10km or more

Image image of the number of traffic jams (Out-bound) of 10 km or more
Image of the number of times of traffic congestion of 10 km or more (In-bound direction)
  1. : C3 Regarding the number of traffic jams predicted on the Gaikan Expressway, the direction toward the Takaya JCT (clockwise) is the "outward direction" and the direction toward the Oizumi JCT (counterclockwise) is the "inward direction", C4 Ken-o Expressway expresses the direction toward the Daiei JCT (clockwise) as the "outward direction" and the direction toward the Chigasaki JCT (counterclockwise) as the "inward direction".
  2. : E50 Regarding the number of traffic jams predicted on the Kita-Kanto Expressway, the direction toward Mito Minami IC is "Eastbound" and the direction toward Takasaki JCT is "Westbound".

(2) Prediction of particularly long congestion (35 km or more)

Direction Peak
Month, Day and the weekday
Road name Top of traffic (location) Time zone peak
Times of Day
Peak
Congestion length
going down 8/10 Sat E1
Tomei Expressway
Near Hadano-Nakai IC Hadano City, Kanagawa Prefecture
(Barefoot)
Before 18:00 to 16:00 Six o'clock 40km
8/10 Sat E4
Tohoku Expressway
Near Yaitakita PA Yaita City, Tochigi Prefecture
(Yashishi)
0:00~16:00 7 o'clock 35km
8/10 Sat E17
Kan-Etsu Expressway
Near Higashimatsuyama IC Higashimatsuyama City, Saitama Prefecture
(Higashishima Matsuyama)
4:00~13:00 7 o'clock 35km
8/10 Sat E20
ChuoExpressway
Near Sagamiko IC Sagamihara, Kanagawa Prefecture
(Sagami Harashi)
4:00~16:00 5 o'clock 40km
8/11 days E4
Tohoku Expressway
Near Kazo IC Kazo City, Saitama Prefecture
(Kozoshi)
6:00~14:00 9 o'clock 35km
8/11 days E17
Kan-Etsu Expressway
Near Higashimatsuyama IC Higashimatsuyama City, Saitama Prefecture
(Higashishima Matsuyama)
5:00~15:00 8 o'clock 40km
8/11 days E20
ChuoExpressway
Near Sagamiko IC Sagamihara, Kanagawa Prefecture
(Sagami Harashi)
5:00~14:00 Six o'clock 35km
going up August / December E17
Kan-Etsu Expressway
Near Takasaka SA Higashimatsuyama City, Saitama Prefecture
(Higashishima Matsuyama)
14:00~22:00 17:00 35km
8/13 Tuesday E4
Tohoku Expressway
Near Kamikawachi SA Utsunomiya City, Tochigi Prefecture
(Depression only)
13:00~22:00 17:00 35km
8/14 Water E4
Tohoku Expressway
Near Kazo IC Kazo City, Saitama Prefecture
(Kozoshi)
15:00~23:00 18:00 35km
8/14 Water E4
Tohoku Expressway
Near Kamikawachi SA Utsunomiya City, Tochigi Prefecture
(Depression only)
13:00~23:00 17:00 45km
8/14 Water E17
Kan-Etsu Expressway
Near Takasaka SA Higashimatsuyama City, Saitama Prefecture
(Higashishima Matsuyama)
14:00~22:00 17:00 35km
8/15 Thu E17
Kan-Etsu Expressway
Near Takasaka SA Higashimatsuyama City, Saitama Prefecture
(Higashishima Matsuyama)
13:00~22:00 17:00 35km
8/17 Sat E1
Tomei Expressway
Near Yamato TN Yamato City, Kanagawa Prefecture
(Yamatoshi)
13:00~23:00 17:00 35km

Please refer to [Attachment-1] [PDF: 188KB] for a list of major traffic jams (peak traffic jam length of 10 km or more) on Expressway in the Kanto Koshin region and Shizuoka prefecture.
In addition, please see [Attachment-3] [PDF: 471KB] for examples of avoiding particularly long traffic jams.

(3) Comparison of the number of traffic jams with the Bon Festival period (August 9th (Thursday) to August 19th (Sunday), 2018) last year

The unit of the numerical value in the table is "times"

Traffic jam scale [1] 2019 of the forecast [2] The results of 2018* Difference ([1]-[2])
going down going up Total going down going up Total going down going up Total
Number of traffic jams over 10km 99 150 249 93 134 227 6 16 22
Of which, the number of traffic congestions of 30 km or more 11 17 28 15 16 31 ▲4 1 ▲3

* Including the impact of accidents.

2 How to obtain road traffic information

For how to obtain real-time road traffic information and traffic congestion prediction information, Attachment-2 [PDF: 288KB] Please see.

3 Customer service initiatives (countermeasures against congestion)

We will work to strengthen our customer services, such as measures to alert the end of a traffic jam, assign parking lot organizers in the service area, install temporary toilets, and secure parking for large vehicles.

[Countermeasure example]
(1) In-bound reminder the rate of decrease in the slope, etc.
(1) In-bound image of speed decrease caution in slope, etc.
(2) Calling attention to the end of the traffic jam
(2) Image image of a rear-end collision alert to the end of the traffic jam
(3) Placement of parking lot organizers at rest facilities
(3) Image of arrangement of parking lot organizers at rest facilities
(4) Installation of temporary toilet
(4) Image of temporary toilet installation
(5) Secure parking for large vehicles
(5) Image image of securing parking for large vehicles
(6) Providing traffic congestion extension information on the road information board
(6) Image image of providing traffic congestion extension information on the road information board
  • 3: The sections for which congestion extension information is provided are as follows.
    E1 Tomei (Tokyo IC-Toyokawa IC), E1A Shintomei (Atsugi Minami IC-Isehara JCT, Gotemba JCT-Mikkabi JCT), E4 Tohoku Expressway (Kawaguchi JCT-Yaita IC), E6 Joban Expressway (Misato JCT-Hitachi Minamiota IC), E17 Kan-Etsu Expressway (Nerima IC-Showa IC), E50 Kita-Kanto Expressway (Takasaki JCT-Ota Yabutsuka IC, Ota Kiryu IC-Iwafune JCT, Tochigi Tsuga JCT-Utsunomiyakami Mikawa IC, Kasama West IC-Mito Minami IC), E51 East Kanto Expressway (starting point-Narita IC), E52 Chubu Crossing (Shin-Shimizu JCT-Tomizawa IC), E65 New Airport Road, E14 Keiyo Road, Tateyama Road, Futtsu Tateyama Road (excluding the Konan Toyama IC-Tomiura IC), C3 Outer Ring Road, C4 Ken-O Road O Expressway (Akiruno IC-Daiei JCT), CA Tokyo Wan Aqua-Line Expressway / Aqualine connecting road
  • 4: Some information boards may not be able to display the red triangle mark.

~ Requesting customers to drive safely ~

  • Please check the car before driving to prevent troubles during driving.
  • Falling objects on the Expressway lead to serious accidents
    Let's check not only before departure, but also when using SA / PA to check for loose ropes when traveling long distances.
  • Be sure to wear seat belts on all seats, including the back seats
  • Insert the ETC card securely
  • Enter the ETC lane after decelerating to 20km / h or less, and drive slowly inside the ETC lane.
  • For fuel and toilet, take an appropriate break as soon as possible and keep in mind to drive safely.
  • Driving for a long time causes an accident
    If you feel drowsiness or tiredness while driving, please do not overdo it and take an early break.
  • There are many rear-end collisions at the end of traffic jams
    Do not drive aside and drive at the end of the traffic jam with an early warning lamp to signal the following vehicle, etc. to prevent a rear-end collision.
  • A motorcycle accident has occurred
    Make sure you understand the traffic and weather conditions, keep a sufficient distance between vehicles, and drive at a safe speed.
    Please do not overtake a vehicle during a traffic jam as it is dangerous.
  • There are many accidents in which people are hit by Expressway.
    If you are forced to get out of the car due to an accident or breakdown, signal the car behind you with hazards, flaming tubes, and stop indicator materials, evacuate to a safe place such as the outside of the guardrail, and call the emergency phone etc.
  • For abnormalities on the road, make an emergency call or road emergency dial # 9910 Please let us know

~ Requesting our customers to cooperate in alleviating traffic congestion ~

  • Please use the traffic jam forecast information and avoid peaks.
    Especially for examples of avoiding long traffic jams [Attachment-3] [PDF: 471KB] Please refer to the
  • In-bound as well as attention to the slowdown in the hill, take the vehicle-to-vehicle distance to enough, except for overtaking at the time, please use the driving lane
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