Expressway traffic conditions during the Obon period (breaking news)
[NEXCO EAST version]

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August 17, 2020
East Nippon Expressway Co., Ltd.

NEXCO EAST (Chiyoda-ku, Tokyo) has summarized the traffic conditions during the Obon period [Wednesday, August 10, 2020-Tuesday, August 16, 2020: 7 days]. To do.

The average daily traffic volume was 85% compared to the same period in 2019 (before the corona disaster) (increased to 146% compared to last year). *1
The number of traffic jams of 10 km or more was 59 times, which was 35% compared to the same period in 2019 (increased to 197% compared to last year).
The number of traffic jams of 30 km or more was 3 times, which was 15% compared to the same period in 2019 (increased to 300% compared to last year).
The maximum length of traffic jam was 36.8km around 17:25 on Friday, August 12th, near the Tsurugashima IC on the E17 Kan-Etsu Expressway (In-bound line).

*1: For details, please see Attachment 1-1 [PDF: 195KB] and Attachment 1-2 [PDF: 195KB]

1. 1. Comparison period

2020 [August 10, 2020 (Wednesday) to August 16, 2020 (Tuesday): 7 days]
2019 [Thursday, August 8, 2019 to Sunday, August 18, 2019: 11 days]
(Reference) 2021 [Friday, August 6, 2021 to Monday, August 16, 2021: 11 days]

2. Traffic volume

		(1) 4 years of Reiwa results		(2) 2019		Contrast (1) / (2)		reference
		(1) 4 years of Reiwa results		(2) 2019		Contrast (1) / (2)		(3) Reiwa 3 years results		Contrast (1)/(3)
Average daily traffic volume ^{* 1} (All cars)		34,300 units / day		40,500 units / day		85％		23,500 units/day		146％
(Small car)	(Large car)	29,700	4,600	35,200	5,300	79％	87％	18,900	4,600	148％	100％
Maximum daily traffic		38,100 units/day		48,500 units/day		79％		26,700 units/day		143％

3. 3. Congestion situation

	(1) 4 years of Reiwa results	(2) 2019	Contrast (1) / (2)	reference
	(1) 4 years of Reiwa results	(2) 2019	Contrast (1) / (2)	(3) Reiwa 3 years results	Contrast (1)/(3)
Traffic congestion of 10 km or more	59 times	167 times	35％	30 times	197％
Traffic congestion of 30 km or more	3 times	20 times	15％	Once	300％

≪Particularly long traffic jams (3rd worst by direction)≫

[2020]

	direction	Road name	Congestion location ^{* 2}	Traffic jam date and time (peak)	Congestion extension	Cause of traffic jam
1	Out-bound	E17Kan-Etsu Expressway	Takasaka Takasaka Near SA	August 10 (Wednesday) around 10:05	32.9km	Traffic concentration and broken car
2		E17Kan-Etsu Expressway	Higashi Matsuyama Higashi Matsuyama Near IC	August 11 (Thursday) around 6:50	31.2km	Traffic concentration and accident
3		E17Kan-Etsu Expressway	Takasaka Takasaka Near SA	Friday, August 12, around 7:25	29.2km	Traffic concentration
1	In-bound direction	E17Kan-Etsu Expressway	Tsurugashima Tsurugashima Near IC	Friday, August 12, around 17:25	36.8km	Traffic concentration
2		E17Kan-Etsu Expressway	Tsurugashima Tsurugashima Near IC	August 14th (Sun) around 17:20	29.8km	Traffic concentration and accident
3		E17Kan-Etsu Expressway	Takasaka Takasaka Near SA	August 16 (Tue) around 18:00	27.7km	Traffic concentration and accident

[2019]

	direction	Road name	Congestion location ^{* 2}	Traffic jam date and time (peak)	Congestion extension	Cause of traffic jam
1	Out-bound	C4 Ken-O Road	Ome Oume Near IC	August 9th (Friday) around 10:25	43.2km	Traffic concentration and broken car
2		E4 Tohoku Expressway	Hanyu Hanyu Near PA	August 13 (Tuesday) around 11:00	40.6km	Accident and traffic concentration
3		E4 Tohoku Expressway	Yaitakita Yaita Kita Near PA	August 12 (Monday) around 11:35	40.0 km	Traffic concentration and accident
1	In-bound direction	E4 Tohoku Expressway	Kamikawachi Kamikawachi Near SA	August 14 (Wednesday) around 14:50	42.8km	Accident and traffic concentration
2		E6 Joban Expressway	Hitachi Central Flycatcher Near IC	August 14 (Wednesday) around 18:05	41.5km	Traffic concentration
3		E4 Tohoku Expressway	Kamikawachi Kamikawachi Near SA	August 12 (Monday) around 17:40	39.1km	Traffic concentration and accident

(Reference) [2021]

	direction	Road name	Congestion location ^{* 2}	Traffic jam date and time (peak)	Congestion extension	Cause of traffic jam
1	Out-bound	E14 Keiyo Road	Kaizuka Kaizuka near IC	August 10 (Tuesday) around 8:55	22.7km	Concentrated traffic (detour due to closure of Aqua Line)
2		E17Kan-Etsu Expressway	Takasaka Takasaka Near SA	August 11 (Wednesday) around 11:00	18.6km	Traffic concentration
2		E17Kan-Etsu Expressway	Takasaka Takasaka Near SA	August 12 (Thursday) around 10:40	18.6km	Traffic concentration and accident
1	In-bound direction	E14 Keiyo Road	Near Anagawa Anagawa IC	August 9 (Monday) around 15:50	31.3km	Concentrated traffic (detour due to closure of Aqua Line)
2		E17Kan-Etsu Expressway	Takasaka Takasaka Near SA	Saturday, August 14th, around 16:35	23.9km	Traffic concentration and accident
3		E17Kan-Etsu Expressway	Takasaka Takasaka Near SA	August 12 (Thursday) around 17:50	22.1km	Traffic concentration and accident
3		E17Kan-Etsu Expressway	Takasaka Takasaka Near SA	August 15 (Sun) around 15:50	22.1km	Traffic concentration and accident

* 2: IC: Interchange, SA: Service area, PA: Parking area

Four. Daily traffic conditions

The peak number of traffic jams was August 10 (Wednesday) for the Out-bound direction and August 14 (Sunday) for the In-bound direction.

[Out-bound]

[In-bound]

Reference material

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Expressway traffic conditions during the Obon period (breaking news)[NEXCO EAST version]