(11th report) About the situation of Expressway following the earthquake off the coast of Miyagi Prefecture
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- (11th report) About the situation of Expressway following the earthquake off the coast of Miyagi Prefecture
April 8, 2011
As of 23:00
East Nippon Expressway Co., Ltd.
Tohoku Regional Head Office
NEXCO East Japan Tohoku Regional Head Office (Aoba Ward, Sendai City) established a disaster prevention headquarters after the earthquake that occurred off Miyagi Prefecture at 23:32 on April 7, 2011.
After the earthquake, the roads and sections that had large shaking were closed, emergency inspections were carried out, and the closed roads were sequentially removed from the sections where the emergency restoration of damaged areas was completed.
1 Section where suspension of traffic has been lifted
| Road name | section | By vertical line | Remarks |
| Tohoku Expressway | Hiraizumi Maesawa IC-Misawa IC | under | Cancellation of traffic closure at 23:00 on April 8 |
2 closed sections
| Road name | section | By vertical line | Remarks |
| Tohoku Expressway | Hiraizumi Maesawa IC-Misawa IC | Up | |
| Sendai-Tobu Road | Sendai East IC-Sendai Kohoku IC | Up and down | |
| Joban Expressway | Iwaki Shikura IC-Joban Tomioka IC | Up and down | Because of the nuclear power plant evacuation area |
- The latest information is DraTra, Information including general national highways JARTIC Please check with.
The closed section is Attachment [PDF:153KB] As of.
3 Summary of major damage
Within the above-mentioned closed section, 44 major damages such as steps (maximum about 20 cm) or cracks (cracks) on the road surface that hinder traffic have been confirmed.
In addition, of these 44 locations, the embankment deformation (the embankment on the road shoulder is approximately 20 m high and long) at the embankment structure between Tohoku Expressway Hiraizumi Maesawa IC and Mizusawa IC (In-bound line). A collapse occurred over about 30m, and at the bridge between Sendai-Tobu Road Sendai East IC-Sendai Kohoku IC (upper and lower lines), the bridge girder is displaced horizontally by about 5 cm, and there is a step on the road surface at the joint. Has occurred.
4 Expected completion of emergency recovery
Sendai-Tobu Road Sendai East IC-Sendai Kohoku IC will be completed as soon as possible by the morning of April 9th tomorrow.
In addition, the In-bound line between Hiraizumi Maesawa IC and Mizusawa IC, which was relatively damaged, is expected to require several days for emergency restoration, but we aim to complete it as soon as possible.
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