Expressway traffic conditions during Silver Week (preliminary report) [NEXCO EAST version]

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Expressway traffic conditions during Silver Week (preliminary report) [NEXCO EAST version]

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September 25, 2020
East Nippon Expressway Co., Ltd.

NEXCO EAST (Chiyoda-ku, Tokyo) has compiled information on traffic conditions during the Silver Week period [September 19th (Sat) to September 23rd (Wed), 2026: 5 days] and would like to inform you of the details.

平均日交通量は、今年のゴールデンウィーク期間と比べ88％でした。
10km以上の渋滞回数は58回となり、今年のゴールデンウィーク期間と比べ15回減少しました。
30km以上の渋滞回数は7回となり、今年のゴールデンウィーク期間と比べ2回減少しました。
The longest traffic jam was 52.9 km long, starting near the Miyoshi PA on the E17 Kan-Etsu Kan-Etsu Expressway (In-bound) at 5:35 PM on Tuesday, September 22nd.

1. 1. Comparison period

（凡例）SW：シルバーウィーク期間、GW：ゴールデンウィーク期間

①令和8年SW

[Saturday, September 19, 2020 - Wednesday, September 23, 2020: 5 days]

②令和8年GW

[Saturday, May 2, 2020 - Wednesday, May 6, 2020: 5 days]

2. Traffic volume

		①令和8年SW実績		②令和8年GW実績		Comparison ① / ②
Average daily traffic volume ^{* 1} (all vehicles)		33,900 units/day		38,400台／日		88％
(Small car)	(Large car)	29,800 units/day	4,100 units/day	35,000 units / day	3,400 units/day	85％	121％
Maximum daily traffic volume ^*1		38,900 units/day		42,100 units/day		92％

※1：

詳細は、別紙1【PDF：300KB】をご覧ください

3. 3. Congestion situation

	①令和8年SW実績	②令和8年GW実績	Increase/decrease ①－②
Traffic congestion of 10 km or more	58th	73rd	-15 times
Traffic congestion of 30 km or more	7th	9th	-2 times

Especially long traffic congestion place (3rd worst by direction)

※2：

IC: Interchange, SIC: Smart Interchange, JCT: Junction
SA: Service Area, PA: Parking Area

【令和8年SW】

【令和8年GW】

Four. Daily traffic conditions

The peak number of traffic jams occurred on Tuesday, September 22nd for Out-bound traffic and Wednesday, September 23rd for In-bound traffic.

[Out-bound]

[In-bound]

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