Grand Coulee Dam Quotes
Grand Coulee Dam
by
Ray Bottenberg9 ratings, 3.78 average rating, 4 reviews
Grand Coulee Dam Quotes
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“The funnel-shaped devices are tremie tubes, which are apparently being used to avoid having the wet concrete free fall into the forms where the 4-cubic-yard buckets could not fit to pour directly.”
― Grand Coulee Dam
― Grand Coulee Dam
