Construction worker wearing a hard hat on an industrial construction site. He is standing with his back to the camera, looking at a blueprint.
Palabras clave
construction,
men at work,
site,
safety,
helmet,
hard,
hat,
hammer,
toolbox,
blueprint,
crane,
brick,
wall,
steel,
beam,
equipment,
power,
tool,
building,
industrial,
boot,
gear,
welding,
mask,
protective,
glove,
screw,
nail,
concrete,
block,
plumbing,
fixture,
inspector,
structural,
reinforcement,
masonry,
mixer,
demolition
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