Visual Materials
Big Creek #1 - Penstock protection
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Big Creek #1 - Penstock protection
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Big Creek #1 - Penstock protection - Incline hopper and winch car.
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Big Creek #1 Penstock protection lines 1 & 2
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Big Creek #1 Penstock protection lines 1 & 2.
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Big Creek #1 Penstock protection lines 1 & 2
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Big Creek #1 Penstock protection lines 1 & 2.
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Big Creek #1 - Penstock Protective Work
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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 protection - Forms lower end
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Big Creek #1 - Penstock protection - Forms lower end - concrete encasement.
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Big Creek #1 Penstock protection lower end of lines 1 & 2
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Big Creek #1 Penstock protection lower end of lines 1 & 2.
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