About concrete drop from Tohoku Expressway Gorge Bridge
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- About concrete drop from Tohoku Expressway Gorge Bridge
February 23, 2010
East Nippon Expressway Co., Ltd.
Tohoku Regional Head Office
NEXCO EAST Tohoku Regional Head Office (Regional Head Office, Aoba-ku, Sendai City, Chief: Mikio Kashima) On the general national highway 282 that intersects Tohoku Expressway, Tohoku Expressway valley A concrete piece was found to have fallen from the bottom edge of the floor of the bridge (Kazuno City, Akita Prefecture).
これによるけが人や物損などの事故は確認されておりません。
We take this situation seriously, carry out emergency inspections, and implement measures to ensure safety.
1 Date and time of report
February 23 (Tue) 11:05
At the Towada management office of our Tohoku Regional Head Office office, while the Akita Prefecture Kazuno Regional Development Bureau, which manages general national highway No. 282, is patroling, concrete fragments that are thought to be from the valley bridge are falling on general national highway No. 282. It was confirmed by our employees that there was a notification that it was discovered.
2 Occurrence location
Tohoku Expressway Gorge Bridge (Opening date: October 20, 1983)
(Between Kazuno Hachimantai Interchange and Ashiro Interchange)
Kazuyama City, Kazuno City, Akita Prefecture (Kazunoshi Hachimantai Azaka Yamada Chisaki)
3 Falling concrete pieces
- Maximum 53 cm x 15 cm x 8 cm Weight
- About 8 kg
- Total weight including other debris
- About 21 kg
4 Cause of fall
Currently under investigation
5 Last inspection date of the relevant part
Detailed inspection December 9, 2008 No abnormality
6 Future action
- An emergency inspection of the bottom edge of the floor of the gorge bridge is being carried out from today.
- For bridges in the pipeline, an emergency inspection of the underside of the floor plate of the bridge, which may cause damage to a third party due to similar events, is planned.
[Situation photo]
