Rückansicht eines reifen Mannes mit Hammerbohrmaschine, während er in der Nähe von Ziegelmauer steht - Stockfoto & -bild

Builder laying bricks in site.

Professional engineer architect worker with protective helmet and blueprints paper at house building construction site background

Young professional engineer worker in protective helmet and blueprints paper on hand working on ladder at the house building construction site

Asian construction worker in yellow helmet working on structure Lifting planks at construction site. Architecture concept, building construction

House construction, Working at height equipment for worker to install the roof. Fall arrestor device for worker with hooks for safety body harness in the construction site.

Young professional engineer in protective helmet and blueprints paper at the house building construction site