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Visual Materials

Big Creek - Powerhouse #2, & 2a - maintenance

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Description: Big Creek - Powerhouse #2, & 2a - maintenance [Exterior shots of PH #2, full shot of PH 2 & 2A, generator floor in PH 2, Unit 6 bucket failure (PH2) with close-ups of damage, damage to overhead crane from flying #10 bucket, PH 2-2A switch rack, Dam 5 intake trash rack cleaner, water rheostat test, transporting 220kV transformers, gatehouse, penstock "Y"s, rotor installation, PH2 Unit 3 winding failure, broken buckets]
Type: Visual Materials(Opens in new tab)
Date: 1928-1951
Call number: photCL SCE 13 - vol 044
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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Big Creek Powerhouse No. 2 and 2A, Maintenance
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Exterior shots of Powerhouse No. 2, full shot of Powerhouse 2 and 2A, generator floor in Powerhouse 2, Unit 6 bucket failure (Powerhouse 2) with close-ups of damage, damage to overhead crane from flying No. 10 bucket, Powerhouse 2-2A switch rack, Dam 5 intake trash rack cleaner, water rheostat test, transporting 220kV transformers, gate house, penstock "Y"s, rotor installation, Powerhouse 2.
photCL SCE
Big Creek #2 &2A
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Big Creek #2 &2A - Water rheostat used in testing Unit #3.
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Big Creek - Powerhouse #1 maintenance
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Big Creek - Powerhouse #1 maintenance [Powerhouse 1 & penstocks, Dam 4 sluicing, switch-rack, switchboards in PH1, Unit 1 fire, bucket strain-gauge test, bucket molds, bucket repairs, lapping journals, coil replacements in stator, rebuilding Unit 4, removing rotor for repair, break in penstock at PH1, debris and boulders that washed into the powerhouse after penstock break, and details of ripped penstock.
photCL SCE 13 - vol 043
Big Creek - Powerhouse #2 & 2a (part 2)
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Big Creek - Powerhouse #2 & 2a (part 2) [Powerhouse 2 & 2A - auto transformers, substation, new 6.6kV line, new bridge for powerhouse extension, Unit #4 with direct connected exciter, constructing new Unit #4, 150kV - 220kV Bushings, switchboard, installation of new Unit #4 penstock, concrete plant, incline batch cars, stand pipes, Unit #3 foundation, Unit #3 penstock install, valve house modification, rock crushing plant, Johnson Valve, assembly of new Unit #3, auto circuit breakers, 150kV Oil Switch, new hoist, auto-transformers, and 11kV equipment, new Bus Bar installation, Governor #4; Camp #7 - telephone exchange, cottage, machine shop, warehouse, mess hall construction, sawmill; Camp #5 - forebay construction, batch plant, steam shovel excavating.]
photCL SCE 13 - vol 030
Big Creek - Powerhouse #2 & 2a (part 3)
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Big Creek - Powerhouse #2 & 2a (part 3) [Construction at Powerhouse 2A, manufacturing photos showing the fabrication of seamless steel pressure pipe [penstock] sections, forging hollow steel blocks into pipe, machining seamless steel pipe sections to proper thickness, pressure testing pipe sections, assembly of penstock sections and valves at PH 2A.]
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Big Creek #2 &2A
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Big Creek #2 &2A - Another view of water rheostat in operation.
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