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Powerhouse #8 - Tunnel interior



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  • Powerhouse #8 - Steam Shovel mucking in tunnel - Camp 32

    Powerhouse #8 - Steam Shovel mucking in tunnel - Camp 32

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    Powerhouse #8 - Steam Shovel mucking in tunnel - Camp 32 - first daycrew is expanding the "pioneer bore" to full tunnel width.

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    Powerhouse #8

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    Powerhouse #8 - 10 machines boring out Pioneer Tunnel at Camp 31

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    Big Creek Powerhouse #8 - Compressors for tunnel driving at Camp 33.

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  • Big Creek Powerhouse #8

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    Big Creek Powerhouse #8 - View of Camp 33, Powerhouse #8, and Dam #6 at the peak of PH8 construction. Work just started on Tunnel 3 Intake structure.

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    Powerhouse #8

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    Powerhouse #8 - Commissary at Camp 32. [A young man is beind the counter next to cash register with shelves full of canned of peaches, pears, apricot jam, condensed milk....]

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    Big Creek: Powerhouse No. 8 (part 2)

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    Powerhouse No. 8, Part Two. Photographs of Powerhouse 8 diversion, excavation for powerhouse, diversion tunnel construction, interior shots of Powerhouse No. 8 (transformers, control room, turbine-generator assembly, station power, Johnson Valve, turbine runner, crane assembly, scroll case assembly, draft tube); Penstock rupture - ripped Penstock, flattened pipe, damage to powerhouse and other facilities, reshaping pipe, adding reinforcing bands to high stress sections of penstock; Camp 33, operator dormitory, substation, incline construction.

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