Workers are working on construction site, construction crews on steel work at the building construction site. Selected focus
Palabras clave
steel,
men at work,
industrial,
construction,
structure,
labor,
building,
site,
industry,
concrete,
equipment,
work,
people,
builder,
metal,
manual,
occupation,
house,
reinforcement,
safety,
tool,
engineering,
helmet,
job,
scaffolding,
hard,
hat,
formwork,
cement,
architecture,
infrastructure,
development,
tied-up,
iron,
project,
professional,
blue,
contractor,
day,
scaffold,
framework,
fixing,
installation,
tower,
dangerous,
operation,
danger,
protection,
outdoors
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