Filed under: Government/Legal,Videos,United States
It has been a long, yet short and strange trip. Bertha, which at 57.5 feet in diameter was the world's largest tunnel-boring machine when it entered the ground, ends its four-year, 1.7-mile odyssey beneath Seattle today, its job to dig a new vehicle tunnel completed. It is emerging from underground and into a pit where its 4-million-pound cutting head will be disassembled over several months. Here is a live video feed from KING-5 TV in Seattle. Don't blink, or you might might the massive machi
Continue reading Watch as world's biggest tunnel machine Bertha emerges from beneath Seattle
Watch as world's biggest tunnel machine Bertha emerges from beneath Seattle originally appeared on Autoblog on Tue, 04 Apr 2017 11:10:00 EDT. Please see our terms for use of feeds.
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