Telecote Tunnel

tunnel, Santa Barbara, California, United States

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In tunnels and underground excavations: Environmental control
4-mile Telecote Tunnel near Santa Barbara, California, were transported immersed in water-filled mine cars through the hot area (117° F [47° C]). In 1970 a complete refrigeration plant was required to progress through a huge inflow of hot water at 150° F (66° C) in the…
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