underground subway tunnel workers pouring concrete
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Stockphotos.ro (c) 2024. All stock photos are provided by Dreamstime and are copyrighted by their respective owners.
underground subway tunnel workers pouring concrete |
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| navigate by keyword : building built carriage concrete construction engineering fixing fixture helmet industry infrastructure man manual manufacturing metro occupation pouring railing railroad rails repairing safety securing subway tracks train transport transportation tunnel tunneling tunneller tunnleling underground undergroung work worker workers working |
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| Sofia, Bulgaria - April 19, 2016: Underground subway tunnel workers are pouring concrete at the railing tracks of the subway railroad. |
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Stockphotos.ro (c) 2024. All stock photos are provided by Dreamstime and are copyrighted by their respective owners. |
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