Category:Models of Hitz tunneling machines
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Media in category "Models of Hitz tunneling machines"
The following 3 files are in this category, out of 3 total.
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Bertha TBM model at Milepost 31.jpg 4,752 × 3,168; 5.87 MB
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Front of model of tunnel boring machine at Milepost 31.JPG 2,936 × 1,936; 1.52 MB
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Rear of tunnel boring machine model at Milepost 31.JPG 2,936 × 1,936; 1.54 MB
