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Invidious > Channel > MK Project 【Japanese civil engineering】

MK Project 【Japanese civil engineering】	104000 subscribers    RSS
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YT 16 minutes 20 seconds MKプロジェクト【土木のおしごと】 The preparatory steps to make a steep slope gradual. Excavate the concrete and bury drainage pipes. YT 10 minutes 15 seconds MKプロジェクト【土木のおしごと】 "The Process of Restoring a Hazardous Exposed Retaining Wall and Soil-Sand Boundary YT 10 minutes 5 seconds MKプロジェクト【土木のおしごと】 Ring Method Revamp: From Steep Slope to Car-Friendly Ramp