Construction Big Creek Powerhouse 1 and 2 [Construction Big Creek Powerhouse 1, & 2; Locomotive #11 in snow; snow survey; Construction Camps 1F, 2, 6, & 7; excavation Tunnels 1, & 2; construction at Dams 1, 2, 3, & 4; penstock & flow-line construction; sawmill; gravel pit; incline railways; Cascada material staging.]
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