Milan (Italy), building yard for the construction of the new line 4 "Blue" of the Underground, the "mechanical mole" arranged for the excavation of the tunnel under the city center

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Size: 2832px × 4256px
Location: Milan, Italy
Photo credit: © Dino Fracchia / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: astaldi, boring, building, city, drill, drilling, economy, europe, european, excavating, excavation, impregilo, italian, italy, lombardy, machine, mechanical, metro, milan, milano, mole, photo, public, salini, subway, tbm, technology, town, transport, transports, tube, tunnel, tunnelling, underground, yard