Visual Materials
Big Creek Powerhouse #4
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Big Creek Powerhouse #4
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Big Creek Powerhouse #4 - Intake pipe for Power Tunnel.
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Big Creek Powerhouse #4
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Big Creek Powerhouse #4 - Intake pipe for Power Tunnel, Dam 7.
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Big Creek Powerhouse #4
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Big Creek Powerhouse #4 - Tunnel intake pipe [in Block 13, Dam 7].
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Big Creek Powerhouse #4
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Big Creek Powerhouse #4 - Construction pictures taken by Dam & Tunnel office. [View from Power Tunnel #2 intake portal to Power Tunnel #1 outlet portal at Willow Creek Crossing.]
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Big Creek Powerhouse #4
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Big Creek Powerhouse #4 - Construction pictures taken by Dam & Tunnel Office. [shoring up Tunnel #2 intake portal]
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Big Creek Powerhouse #4
Visual Materials
Big Creek Powerhouse #4 - Construction pictures taken by Dam & Tunnel Office. [construction at Tunnel #2 intake portal]
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