| ▼河道掘削2019/09/07 18:04 (C) 最上川上流長井管内河道掘削外工事 | ▼100advertising▼ranking
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| ▼河道掘削2019/09/07 18:04 (C) 最上川上流長井管内河道掘削外工事 | ▼100advertising▼ranking
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| (C) Stepup Communications Co.,LTD. All Rights Reserved Powered by samidare. System:enterpriz [network media] |   | 
掘削前の全景です。