Road construction cones, worker in background
Schlüsselwörter
road,
cone,
construction,
men at work,
safety,
traffic,
highway,
pavement,
mountain,
orange,
hazard,
direction,
guide,
warning,
security,
equipment,
site,
project,
building,
infrastructure,
maintenance,
progress,
development,
management,
labor,
personnel,
industry,
resource,
protection,
prevention,
alert,
careful,
attention,
regulation,
control,
planning,
design,
skilled,
experienced,
professional,
task,
effort,
quality,
method,
improvement,
solution,
environment,
technology,
modern
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