Tokyo Outer Ring Road (Kan-etsu-Tomei) Near the construction site
The filling work of the underground cavity confirmed on November 21 has been completed.
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- Tokyo Outer Ring Road (Kan-etsu-Tomei) The filling work of the underground cavity confirmed on November 21 near the construction site has been completed.
December 3, 2020
East Nippon Expressway Co., Ltd.
Kanto Regional Head Office
Tokyo Outer Ring Road (Kan-Etsu-Tomei) Main Line Tunnel (Southbound) The underground cavity confirmed on November 21 near the construction site was filled with fluidized soil, etc. by about 200 m 3 and the work was completed. I will inform you.
Attachment: Underground cavity near Chofu City surface depression [PDF: 565KB]
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