German construction worker working at railway track construction site in germany
Palabras clave
german,
construction,
men at work,
railway,
track,
site,
german,
hard hat,
safety,
helmet,
equipment,
industry,
railroad,
engineer,
project,
building,
development,
work,
labourer,
transportation,
infrastructure,
engineering,
maintenance,
occupation,
skill,
professional,
labor,
hazard,
precaution,
tool,
machine
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