photo · MDI-83E99B3F2F6C
Close-up of a tunnel boring machine in operation for excavation
Close-up view of a tunnel boring machine used for excavation work in the, Bertha, drilling, USA.
- Contributor
- pete saloutos
- Dimensions
- 3,525 × 4,890 px
- Orientation
- portrait
- Location
- USA
- People
- No people
- License
- Royalty Free
Keywords
- close-up
- tunnel
- boring
- machine
- operation
- excavation
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- bertha
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- industrial technology
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- machine closeup
- steel
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- technology
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- machine details
- gritty
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- mechanical equipment
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- no people
- nobody