E1A Shin-Meishin Expressway: Partial Section between Shigaraki IC and Otsu JCT (provisional name) to Begin 3-Lane Operation in One Direction from Saturday, May 30, 2026
NEXCO West Japan Kansai Branch announced that a partial section (approx. 4.8 km) of the E1A Shin-Meishin Expressway between Shigaraki IC and Otsu JCT (provisional name) will begin operating with three lanes in one direction from 6:00 AM on Saturday, May 30, 2026. This is part of the 6-lane expansion project and is expected to alleviate traffic congestion.
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- 📰 Published: May 2, 2026 at 02:45
- 🔍 Collected: May 1, 2026 at 18:32
- 🤖 AI Analyzed: May 1, 2026 at 18:58 (26 min after Collected)
April 24, Reiwa 8 (2026)
Nishi-Nippon Expressway Company Limited
NEXCO West Japan Kansai Branch (located in Ibaraki City, Osaka Prefecture; Branch Manager: Masakazu Moritomi) announces that a partial section of the E1A Shin-Meishin Expressway (E1A Shin-Meishin) between Shigaraki Interchange (IC) and Otsu Junction (JCT) (provisional name), where construction is underway to expand to six lanes, will begin operating with three lanes in one direction from Saturday, May 30, 2026.
We will continue to proceed with construction on the remaining sections to expand the entire Koka-Tsuchiyama IC to Otsu JCT (provisional name) section to six lanes.
We apologize for any inconvenience or trouble caused to expressway users and local residents due to traffic regulations and other related matters, and we ask for your understanding and cooperation.
1. Completed Section and Completion Date
1) Section: A partial section of E1A Shin-Meishin between Shigaraki IC and Otsu JCT (provisional name) (downlink) (near Konzeyama Tunnel)
2) Location: From Kamitanakami-Odoricho, Otsu City, Shiga Prefecture to Kamitanakami-Kiryu-cho, Otsu City, Shiga Prefecture
3) Length: Approximately 4.8 km
4) Date and Time: Saturday, May 30, 2026, 6:00 AM
* Please note that this may change depending on the progress of work and weather conditions.
2. Location Map
3. Operation Diagram
* The section near Konan Tunnel between Konan IC and Shigaraki IC (uplink) is expected to begin 3-lane operation in one direction around autumn 2026. The start date of operation will be announced separately in accordance with construction progress.
4. Site Photos (downlink: towards Otsu, inside Konzeyama Hotel)
For details on the E1A Shin-Meishin (Kameyama-Nishi JCT to Otsu JCT (provisional name)) 6-lane expansion project, please visit the dedicated Shin-Meishin 6-lane construction website.
Nishi-Nippon Expressway Company Limited
NEXCO West Japan Kansai Branch (located in Ibaraki City, Osaka Prefecture; Branch Manager: Masakazu Moritomi) announces that a partial section of the E1A Shin-Meishin Expressway (E1A Shin-Meishin) between Shigaraki Interchange (IC) and Otsu Junction (JCT) (provisional name), where construction is underway to expand to six lanes, will begin operating with three lanes in one direction from Saturday, May 30, 2026.
We will continue to proceed with construction on the remaining sections to expand the entire Koka-Tsuchiyama IC to Otsu JCT (provisional name) section to six lanes.
We apologize for any inconvenience or trouble caused to expressway users and local residents due to traffic regulations and other related matters, and we ask for your understanding and cooperation.
1. Completed Section and Completion Date
1) Section: A partial section of E1A Shin-Meishin between Shigaraki IC and Otsu JCT (provisional name) (downlink) (near Konzeyama Tunnel)
2) Location: From Kamitanakami-Odoricho, Otsu City, Shiga Prefecture to Kamitanakami-Kiryu-cho, Otsu City, Shiga Prefecture
3) Length: Approximately 4.8 km
4) Date and Time: Saturday, May 30, 2026, 6:00 AM
* Please note that this may change depending on the progress of work and weather conditions.
2. Location Map
3. Operation Diagram
* The section near Konan Tunnel between Konan IC and Shigaraki IC (uplink) is expected to begin 3-lane operation in one direction around autumn 2026. The start date of operation will be announced separately in accordance with construction progress.
4. Site Photos (downlink: towards Otsu, inside Konzeyama Hotel)
For details on the E1A Shin-Meishin (Kameyama-Nishi JCT to Otsu JCT (provisional name)) 6-lane expansion project, please visit the dedicated Shin-Meishin 6-lane construction website.