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- Code Number:
- VCRV01P05_17.0898
- Title:
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Wawona Tunnel, Highway-41, Cars, vehicles, 1950s
- The Wawona Tunnel was constructed in 1933. It carries Highway-41 through it. It is 1,290 meters (4,233 feet) long. An engineering feat at its time, this tunnel included power lines, carbon monoxide sensors and high-speed fans. It took nearly two years to drill the tunnel. Workers used 275 tons of blasting power, permitting the workers to progress about 20 feet a day.
- Keywords:
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Waterfall, Falls, Water Falls, River, Power, Water, Liquid, falling, gravity, Tunnel, Structure, Tube, Yosemite National Park, California, nature, USA, United States, Tourism, Scenery, Scenic, Mariposa County, Californiae, Automotive Transportation, Historical
|
- Code Number:
- VCRV01P05_17.0898
- Title:
-
Wawona Tunnel, Highway-41, Cars, vehicles, 1950s
- The Wawona Tunnel was constructed in 1933. It carries Highway-41 through it. It is 1,290 meters (4,233 feet) long. An engineering feat at its time, this tunnel included power lines, carbon monoxide sensors and high-speed fans. It took nearly two years to drill the tunnel. Workers used 275 tons of blasting power, permitting the workers to progress about 20 feet a day.
- Keywords:
-
Waterfall, Falls, Water Falls, River, Power, Water, Liquid, falling, gravity, Tunnel, Structure, Tube, Yosemite National Park, California, nature, USA, United States, Tourism, Scenery, Scenic, Mariposa County, Californiae, Automotive Transportation, Historical
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