お盆期間の高速道路における渋滞予測について【首都圏版】 
~ 渋滞緩和のため、渋滞を避けたご利用をお願いします ~

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  • Press Release Kanto Regional Head Office
  • お盆期間の高速道路における渋滞予測について【首都圏版】 ~ 渋滞緩和のため、渋滞を避けたご利用をお願いします ~

July 20, 4th year of Reiwa
East Nippon Expressway Co., Ltd. Kanto Regional Head Office
Central Nippon Expressway Co., Ltd. Tokyo Regional Head Office
Central Nippon Expressway Co., Ltd. Hachioji Regional Head Office

PDFバージョン【PDF:845KB】

East Nippon Expressway Co., Ltd., Ltd. (hereinafter, NEXCO EAST) Kanto Regional Head Office and Central Nippon Expressway Co., Ltd. (hereinafter, NEXCO CENTRAL) Tokyo Regional Head Office and Hachioji Regional Head Office are the Expressway in the Kanto Koshin region and Shizuoka Prefecture. Obon period [7 days from Wednesday, August 10, 4th year of Reiwa to Tuesday, August 16th, 4th year of Reiwa] We are pleased to inform you that we have summarized the traffic congestion forecast (traffic congestion of 10 km or more) in.

This traffic jam forecast is based on the traffic jam record during the past Bon period and recent traffic conditions, but the actual traffic jam situation may differ from the forecast due to accidents and the influence of the weather, so the latest traffic before departure. Please check the information.

In addition, each Expressway company provides traffic congestion forecast information and road traffic information using various tools such as the official website (see Attachment-3 [PDF: 285KB] for details). Please use it when you use the Expressway.

Please check the contents of the traffic jam forecast and avoid traffic jams by​ ​changing the date and time of use from the viewpoint of preventing the Large of new coronavirus infection.

Out-bound traffic occurs mainly in the morning, especially on August 11th (Thursday / holiday), 13th (Saturday), and 14th (Sunday).

In-bound traffic jams occur mainly during the day and evening, and we anticipate frequent traffic jams on August 13th (Sat), 14th (Sun), and 15th (Mon).

* For detailed traffic congestion forecasts, please refer to the official websites of each Expressway company and other tools (see Attachment-3 [PDF: 285KB] for details).

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 Takaya JCT (clockwise) is "outer loop" and the direction toward Oizumi JCT (counterclockwise) is "inner loop". The direction toward the Daiei JCT (clockwise) is the "outer loop direction" and the direction toward the Kayagasaki JCT (counterclockwise) is the "inner loop direction" on the Ken-o Expressway (Ken-O Road road).

(2) Prediction of particularly long congestion (30 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 8/11 Thu E1
Tomei Expressway
Near Hadano-Nakai IC Hadano City, Kanagawa Prefecture
(Barefoot)
21:00 to 6:00 the day before 0 o'clock 35km
8/11 Thu E4
Tohoku Expressway
Near Yaitakita PA Yaita City, Tochigi Prefecture
(Yashishi)
3:00~20:00 10 o'clock 45km
8/11 Thu E20
ChuoExpressway
Near Sagamiko IC Sagamihara, Kanagawa Prefecture
(Sagami Harashi)
4:00~17:00 5 o'clock 45km
8/11 Thu E4
Tohoku Expressway
Near Hanyu PA Hanyu City, Saitama Prefecture
(Hanyu)
5:00~13:00 8 o'clock 40km
8/11 Thu E17
Kan-Etsu Expressway
Near Takasaka SA Higashimatsuyama City, Saitama Prefecture
(Higashishima Matsuyama)
5:00~14:00 7 o'clock 30km
8/11 Thu E1
Tomei Expressway
Near Hadano-Nakai IC Hadano City, Kanagawa Prefecture
(Barefoot)
5:00~17:00 8 o'clock 45km
8/13 Sat E4
Tohoku Expressway
Near Yaitakita PA Yaita City, Tochigi Prefecture
(Yashishi)
6:00~16:00 9 o'clock 30km
8/13 Sat E4
Tohoku Expressway
Near Hanyu PA Hanyu City, Saitama Prefecture
(Hanyu)
6:00~14:00 8 o'clock 40km
8/14 E4
Tohoku Expressway
Near Yaitakita PA Yaita City, Tochigi Prefecture
(Yashishi)
7:00~16:00 10 o'clock 30km
going up 8/13 Sat E20
ChuoExpressway
Near Kobotoke TN Sagamihara, Kanagawa Prefecture
(Sagami Harashi)
From 11:00 to 1:00 the next day 16:00 30km
8/13 Sat E1
Tomei Expressway
Near Ayase SIC Ayase City, Kanagawa Prefecture
(Ayase)
13:00~24:00 16:00 30km
8/14 E20
ChuoExpressway
Near Kobotoke TN Sagamihara, Kanagawa Prefecture
(Sagami Harashi)
10:00 to 1:00 the next day 16:00 30km
8/14 E1
Tomei Expressway
Near Ayase SIC Ayase City, Kanagawa Prefecture
(Ayase)
From 11:00 to 1:00 the next day 15:00 50km
8/14 E17
Kan-Etsu Expressway
Near Takasaka SA Higashimatsuyama City, Saitama Prefecture
(Higashishima Matsuyama)
12:00~23:00 17:00 35km
8/14 E4
Tohoku Expressway
Near Kazo IC Kazo City, Saitama Prefecture
(Kozoshi)
15:00~22:00 17:00 35km
August / 15 E1
Tomei Expressway
Near Ayase SIC Ayase City, Kanagawa Prefecture
(Ayase)
12:00 to 1:00 the next day 15:00 30km
August / 15 E17
Kan-Etsu Expressway
Near Takasaka SA Higashimatsuyama City, Saitama Prefecture
(Higashishima Matsuyama)
13:00~22:00 17:00 40km
August / 15 E4
Tohoku Expressway
Near Kazo IC Kazo City, Saitama Prefecture
(Kozoshi)
15:00~22:00 17:00 30km
8/16 Tue E17
Kan-Etsu Expressway
Near Takasaka SA Higashimatsuyama City, Saitama Prefecture
(Higashishima Matsuyama)
13:00~21:00 17:00 35km

Please see [Attachment-1] [PDF: 126KB] 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.
See [Attachment-2] [PDF: 300KB] for examples of avoiding particularly long traffic jams.

(3) Comparison of the number of traffic jams with the Bon period in the 2019 of Reiwa and the third year of Reiwa

 令和元年度実績・令和3年度実績の渋滞回数との比較は以下のとおりです。なお、令和元年度実績・令和3年度実績には、事故などの影響による渋滞が含まれています。

[Comparison with the 2019]

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

Traffic jam scale ① Forecast for the 4th year of Reiwa * 2 (2) Results for the 2019 * 3 Difference (①-②)
going down going up Total going down going up Total going down going up Total
Number of traffic jams over 10km * 1 67 103 170 90 140 230 ▲23 ▲37 ▲60
Of which, the number of traffic congestions of 30 km or more 9 10 19 21 10 31 ▲12 0 ▲12

* 1 The number of traffic jams over 10km includes the number of traffic jams over 30km.

* 2 Forecasts for the 4th year of Reiwa are calculated for 7 days from August 10, 4th (Wednesday) to 16th (Tuesday), 4th year of Reiwa.

* 3 The actual results for the 2019 of 2019 of 2019 of Reiwa (Sunday).

[Comparison with Reiwa 3rd year]

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

Traffic jam scale ① Forecast for the 4th year of Reiwa * 2 (2) Results for the third year of Reiwa * 3 Difference (①-②)
going down going up Total going down going up Total going down going up Total
Number of traffic jams over 10km * 1 67 103 170 24 41 65 43 62 105
Of which, the number of traffic congestions of 30 km or more 9 10 19 0 1 1 9 9 18

* 1 The number of traffic jams over 10km includes the number of traffic jams over 30km.

* 2 Forecasts for the 4th year of Reiwa are calculated for 7 days from August 10, 4th (Wednesday) to 16th (Tuesday), 4th year of Reiwa.

* 3 The actual results for the 3rd year of Reiwa are totaled for 11 days from August 6th (Friday), 3rd year of Reiwa to Monday, August 16th, 3rd year of Reiwa.

2 How to obtain road traffic information

Please see Attachment-3 [PDF: 285KB] for information on how to obtain real-time road traffic information and traffic congestion forecast information.

3 Customer service initiatives (countermeasures against congestion)

We will work to strengthen customer services such as alerting rear-end collisions to the end of traffic jams, allocating parking lot organizers at rest facilities, installing temporary toilets, and securing parking spaces for large vehicles (see Attachment-4 [PDF: 208KB] for details). reference).
From the perspective of preventing the Large of the new coronavirus infection in rest facilities, we ask for your cooperation in distributed use, such as changing the day and time of use.

4 Holiday discounts are not applied during the Obon period

During the Obon period, in order to avoid intensifying traffic congestion, even if you use it on Saturdays, Sundays, and holidays (August 11th (Thursday / holiday), 13th (Saturday), 14th (Sunday)), which are eligible for holiday discounts. Holiday discounts do not apply.
Please refer to the following website for details.
(NEXCO EAST) Holiday discounts are not applied during Golden Week, Obon, and New Year holidays.
 https://www.e-nexco.co.jp/pressroom/head_office/2022/0316/00011091.html
(NEXCO CENTRAL) Holiday discounts are not applied during Golden Week, Obon, and New Year holidays.
 https://www.c-nexco.co.jp/corporate/pressroom/news_release/5382.html

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