Expressway traffic conditions during Golden Week (flash report)
[Niigata version]
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May 8, 2025
East Nippon Expressway Co., Ltd.
Niigata Regional Head Office
NEXCO EAST Niigata Regional Head Office (Chuo-ku, Niigata City) would like to inform you that it has compiled traffic conditions for the Golden Week period (Friday, April 25th, 2025 to Tuesday, May 6th, 2025: 12 days).
≪Overview of traffic conditions≫
- The average daily traffic volume on representative sections was 97% compared to 2024.
- Traffic volume was highest on Out-bound lanes on Saturday, May 3rd, and on the In-bound lanes on Monday, May 5th.
- There were three traffic jams of 5km or more, an increase of two from 2024.
- The largest traffic jam occurred on the E8Hokuriku Expressway (In-bound) between Sanjo-Tsubame IC and Nagaoka JCT, and was 11.6 km long due to traffic congestion on Saturday, May 3rd.
1. Average daily traffic volume in representative sections *1 (vehicles/day)
| Road name | Section *2 | Reiwa 7 A | 2024 B | Comparison 2024 A/B |
|---|---|---|---|---|
| E7 Nitto Expressway | Niigata Kameda IC ~ Niigata Higashi SIC | 14,800 | 15,700 | 94％ |
| Nakajo IC ~ Tainai SIC | 10,800 | 11,300 | 96％ | |
| E8Hokuriku Expressway | Oyashirazu IC to Itoigawa IC | 21,400 | 21,400 | 100％ |
| Kashiwazaki IC -Nishiyama IC | 24,400 | 25,300 | 96％ | |
| Makikata Higashi IC to Niigata Nishi IC | 44,600 | 46,400 | 96％ | |
| E17Kan-Etsu Expressway | Minakami Ministry of Rites (Tang-dynasty China) IC ~ hot spring mizuna (Brassica rapa var. nipposinica) IC | 23,900 | 24,700 | 97％ |
| Echigokawaguchi IC -Ojiya IC | 21,300 | 22,500 | 95％ | |
| E18 Joshin-Etsu Expressway | Myoko Kogen IC to Nakago IC | 19,200 | 19,600 | 98％ |
| Joetsu Takada IC ~ Joetsu JCT | 17,500 | 18,100 | 97％ | |
| E49 Ban-Etsu Expressway | Mikawa IC to Yasuda IC | 9,700 | 10,300 | 94％ |
| Niitsunishi SIC ~ Niigata Chuo JCT | 9,900 | 10,300 | 96％ | |
| Simple average daily traffic volume for the above 11 sections | 19,800 | 20,500 | 97％ | |
- Traffic volume is approximate by traffic counter (all models)
- IC: interchange, SIC: smart interchange, JCT: junction
<Reference: Comparison of Golden Week dates for 2025 and 2024 >
| Reiwa 7 | 4/25 (Fri) | April 26 (Sat) | April 27th (Sun) | 4/28(Mon) | April 29th (Tue) | April 30th (Wednesday) | 5/1 (Thu) | 5/2 (Fri) | 5/3 (Sat) | 5/4 (Sun) | 5/5(Mon) | 5/6 (Tue) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2024 | Thursday, April 25th | April 26 (Fri) | April 27 (Sat) | April 28th (Sun) | 4/29(Mon) | April 30 (Tue) | 5/1 (Wed) | 5/2 (Thu) | 5/3 (Fri) | 5/4 (Sat) | 5/5 (Sun) | 5/6(Mon) |
2. Main congestion points
Traffic congestion during Golden Week in 2025 (maximum traffic congestion length: 5km or more): Occurred a total of 3 times
| worst | Road name / direction | Traffic jam location | Peak date and time | Extension | Cause of traffic jam |
|---|---|---|---|---|---|
| 1 | E8 Hokuriku Expressway (above) | Sanjo Tsubame IC ~ Nagaoka JCT | May 3 (Sat) 11:30 | 11.6km | Traffic concentration |
| 2 | E8Hokuriku Expressway (below) | Nagaoka JCT ~ Sanjo Tsubame IC | May 3 (Sat) 09:35 | 7.1km | Traffic accident |
| 3 | E8Hokuriku Expressway (below) | Oyashirazu IC to Itoigawa IC | May 5th (Mon) 18:20 | 6.4km | Traffic accident road closure |
<Reference: Traffic congestion during Golden 2024 (maximum traffic congestion length of 5km or more): Occurred 1 time in total>
| worst | Road name / direction | Traffic jam location | Peak date and time | Extension | Cause of traffic jam |
|---|---|---|---|---|---|
| 1 | E8Hokuriku Expressway (below) | Nagaoka JCT ~ Nakanoshima Mitsuke IC | May 3 (Fri) 11:00 | 6.7km | Traffic accident |
3. Road closures
Road closures during Golden Week in 2025
| Road name / direction | Closed place | period | Cause of road closure |
|---|---|---|---|
| E8Hokuriku Expressway (below) | Asahi Asahi IC ~ Oyashirazu IC | Friday, April 25th 17:23-18:40 | Falling Object Scattering |
| E8Hokuriku Expressway (below) | Itoigawa IC ~ Nadachitanihama IC | April 28th (Monday) 15:48-20:15 | Traffic accident |
| E8 Hokuriku Expressway (above) | Nishiyama IC ~ Yoneyama IC | Tuesday, April 29th, 11:11-11:28 | Other |
| E17Kan-Etsu Expressway (below) | Minakami Ministry of Rites (Tang-dynasty China) IC ~ hot spring mizuna (Brassica rapa var. nipposinica) IC | Tuesday, April 29th, 19:54-21:05 | Slope fire |
| E17Kan-Etsu Expressway (above) | Yuzawa IC-Minakami IC | Tuesday, April 29th, 20:20-21:05 | |
| E8Hokuriku Expressway (below) | Nishiyama IC ~ Nakanoshima Mitsuke IC | May 3rd (Sat) 10:08-12:10 | Traffic accident |
| E17Kan-Etsu Expressway (below) | Nagaoka IC ~ Nagaoka JCT | ||
| E8Hokuriku Expressway (below) | Itoigawa IC -Nou IC | May 5th (Monday) 16:28-19:25 | Traffic accident |
4. Daily traffic conditions for representative sections (average of 11 sections)
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