Visual Materials

Big Creek #1

Description: Big Creek #1 - Penstock Protective Work - Start of tramway construction over lines 1 & 2 for placing concrete envelope. Adjustable steel rods welded to top of pipe, shown in foreground, will be used as support for track and as tie-downs for top panel forms. .
Type: Visual Materials(Opens in new tab)
Date: 8/31/1946
Call number: photCL SCE 02 - 26545B
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 #1 - Penstock Protective Work
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Big Creek #1 - Penstock Protective Work - Looking down encasement from Anchor at Station 73+44 showing top form ties, distribution tramway track and 8" gravity concrete placing pipeline.
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Big Creek #1 - Penstock Protective Work - Reinforcing steel in fender wall on top of encasement before placing interior wall panel forms.
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Big Creek #1 - Penstock Protective Work - Progress near lower end encasement, showing distribution tramway car & 8" concrete placing pipe.
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Big Creek #1 - Penstock Protective Work - start tramway construction supported on lines 1 & 2 for distribution of concrete in protective envelope. View shows track ties in place between anchors at stations 76+33 and 77+12 at lower end of envelope. Ramp in foreground is wheelbarrow runway for back fill material over lines 1 & 2 below concrete envelope.
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Big Creek #1 - Penstock Protective Work
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Big Creek #1 - Penstock Protective Work - Discharge end 8" concrete placing line. Taken while concreting at approx. Station 75 + 75.
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Big Creek #1 - Flowline for 4th Unit, Powerhouse #1. Placing Bend.
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