Construction crane lifting concrete building block.
Schlüsselwörter
construction,
crane,
building,
concrete,
block,
lifting,
heavy,
machinery,
industry,
engineering,
architecture,
site,
work,
steel,
structure,
development,
urban,
city,
skyscraper,
tower,
framework,
scaffolding,
equipment,
mechanical,
rigging,
hoist,
boom,
pulley,
wire,
rope,
metal,
iron,
cement,
pouring,
place,
setting,
install,
installation,
men at work,
labor,
job,
safety,
hazard,
risk,
operation
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