Visual Materials

Big Creek Powerhouse No. 2 and 2A, Maintenance

Description: 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.
Type: Visual Materials(Opens in new tab)
Date: 1928 - 1951
Call number: photCL SCE
Creator: Southern California Edison Company(Opens in new tab)
Provenance: Gift of Edison International, December 2005.
Restrictions: Open for use by qualified researchers and by appointment. Please contact Reader Services at the Huntington Library for more information.

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

Visual Materials

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]

photCL SCE 13 - vol 044

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Big Creek: Powerhouse No. 2 and 2a (part 1)

Visual Materials

Photographs of Powerhouse 2 and 2A, Part One. Construction photographs of Powerhouse 2 and 2A.

photCL SCE

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Big Creek: Powerhouse No. 2 and 2a (part 3)

Visual Materials

Photographs of Powerhouse 2 and 2A, Part Three. Construction at Powerhouse 2A, images depicting 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 Powerhouse 2A.

photCL SCE

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Big Creek: Powerhouse No. 2 and 2a (part 2)

Visual Materials

Photographs of Powerhouse 2 and 2A, Part Two. Views of auto transformers, substation, new 6600 V line, new bridge for powerhouse extension, Unit No. 4 with direct connected exciter, constructing new Unit No. 4, 150kV - 220kV Bushings, switchboard, installation of new Unit No. 4 penstock, concrete plant, incline batch cars, stand pipes, Unit No. 3 foundation, Unit No. 3 penstock install, valve house modification, rock crushing plant, Johnson Valve, assembly of new Unit No. 3, auto circuit breakers, 150kV Oil Switch, new hoist, autotransformers, and 11kV equipment, new Bus Bar installation, Governor No. 4; Camp No. 7 - telephone exchange, cottage, machine shop, warehouse, mess hall construction, sawmill; Camp No. 5 - forebay construction, batch plant, steam shovel excavating.

photCL SCE

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Big Creek Powerhouse No. 1, Maintenance

Visual Materials

Powerhouse 1 and penstocks, Dam 4 sluicing, switchrack, switchboards in Powerhouse 1, 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 Powerhouse 1, debris and boulders that washed into the powerhouse after penstock break, and details of ripped penstock.

photCL SCE

Big Creek Powerhouse 2A

Visual Materials

Big Creek Powerhouse 2A - Showing section of cut after old bucket wheel for No. 1 generator was cut in half.

photCL SCE 02 - 28759

Big Creek Powerhouse No. 2 and 2A, Maintenance

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