Silhouette of several workers working on a structure, with steel rods and scaffolding at a construction site, labor day concept.
Palabras clave
men at work,
silhouette,
construction site,
labour day,
construction,
engineering,
structure,
scaffolding,
building,
hard hat,
teamwork,
industrial,
manual labor,
manpower,
architecture,
safety-gear,
tool,
blueprint,
framework,
welding,
concrete,
ironwork,
infrastructure,
crane,
urban development,
tower block,
scaffold,
construction equipment,
skyscraper,
industry,
hard work,
construction industry,
daybreak,
backlit,
civil engineering,
craftsmanship,
background,
illustration