【E8】北陸道　山王トンネルにおける火災検知器の誤作動について

NEXCO EAST Niigata Regional Head Office (Chuo-ku, Niigata City) will be on June 21, 2017 after 2:00 pm E8 We apologize for the inconvenience caused to many customers by taking measures to prevent entry into the tunnel due to a malfunction of the fire detector at the Sanno Tunnel on the Hokuriku Expressway.

1. Occurrence of the incident

　今回の事象は、北陸自動車道　名立谷浜IC～能生IC間にある山王トンネル上り線にて火災検知器の自動通報発報が発生し、トンネル内進入禁止措置を上下線で午後2時17分～27分の10分間、実施したものです。

As a result of checking the site, it was found that there was no fire and that it was a malfunction.

This has caused many customers an inconvenience.

2. Future action

We are currently conducting a detailed investigation into the cause of the malfunction of the fire detector that caused the malfunction, and will take appropriate measures as soon as the cause is identified.