決壊した水路の驚くべき修復過程

Hello! We at MK Project are a company that performs all types of civil engineering work. Although we are a small company, we have been dedicated to civil engineering for 30 years. We want to let more people know about the work in civil engineering. With that in mind, we have started posting videos. We may have some shortcomings, but through our videos, we hope to convey the fun and rewarding aspects of civil engineering. 00:00 Introduction 00:24 Concrete pavement removal 02:06 Excavation of soil and sand 03:06 Leveling concrete placement 04:22 Concrete placement marathon 06:13 Smoothing the concrete 06:51 Roughening the surface of the concrete 07:27 Formwork dismantling 08:33 Hole filling and repair 09:12 Completion of restoration, before and after