Construction worker installing rooftop beams on modern building frame during structural assembly
Keywords
construction,
men at work,
builder,
installer,
rooftop,
beam,
framework,
structure,
assembly,
engineering,
building,
industrial,
safety,
helmet,
silhouette,
contractor,
site,
architecture,
development,
renovation,
maintenance,
installation,
steel,
support,
scaffold,
project,
infrastructure,
manual,
labor,
trade,
occupation,
surveyor,
roof,
truss,
girder,
alignment,
lifting,
manpower,
commercial,
modern,
design,
skeleton,
frame,
process,
fitting,
supervision,
technical