inside a railway tunnel construction site, expansion of public transport

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Size: 6016px × 4016px
Photo credit: © Elmar Gubisch / Alamy / Afripics
License: Royalty Free
Model Released: No

Keywords: bound, building, business, civil, construction, digging, economy, employee, employment, engineering, force, gauge, hollow, industry, infrastructure, job, labour, line, market, miner, mines, mining, mountain, network, pass, passageway, pipe, project, rail, railroad, railway, sidetrack, siding, site, sleeper, system, track, traffic, train, tunnel, underground, work, worker, workplace