This Page is HomeTechnologies and InnovationProjectsby Construction FacilitiesRoad and TunnelSanyo Expressway Ryugatake Tunnel
Sanyo Expressway Ryugatake Tunnel
Location | Yamaguchi/Japan |
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Completed | 1992 |
This Page is HomeTechnologies and InnovationProjectsby Construction FacilitiesRoad and TunnelSanyo Expressway Ryugatake Tunnel
Location | Yamaguchi/Japan |
---|---|
Completed | 1992 |