Visual Materials

Powerhouse #8

Description: Powerhouse #8 - 10 machines boring out Pioneer Tunnel at Camp 31
Type: Visual Materials(Opens in new tab)
Date: 9/15/1920
Call number: photCL SCE 02 - 06434
Find out more: View in the Huntington Digital Library(Opens in new tab); View in the Library catalog(Opens in new tab)

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Powerhouse #8 - Tunnel interior
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Powerhouse #8 - Tunnel interior - Camp 31 [crew is expanding the "pioneer bore" to full tunnel width]
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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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Big Creek Powerhouse #8
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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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Big Creek Powerhouse 8
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Big Creek Powerhouse 8 - Men looking out of mouth of tunnel at intake.
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Big Creek: Powerhouse No. 8 (part 1)
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Powerhouse No. 8, Part One. Photographs of Dam 6, Camp 34, Camp 38, overview of Powerhouse 8 and penstock, milling Powerhouse 8 draft tube, operator's cottage, forebay, sluicing tailrace, generator floor, switchboard, rocks washed into tailrace after penstock burst, Unit No. 2 at Pelton Water Wheel Co., generator and governor at Powerhouse 8, penstock vent, transformers and bus, station power sets, switchboard, broken penstock, drilling tunnel No. 8, repaired penstock, steel forebay, Camp 32 cook house, Johnson Valve, Camp 33.
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