建設工事・施工管理の現場監督
Keywords
management,
levee,
breakwater,
under construction,
director,
survey,
engineer,
people,
labor,
working man,
work,
backhoe,
dig,
outdoors,
professional,
constructor,
labor,
man,
man,
heavy equipment,
construction,
industry,
infrastructure,
mechanism,
digger,
digger,
industrial,
earth,
dirt,
construction site,
japan