Gross Dam Raise Tops Out at 470 Feet
確定確度 86%Happened as dated, per the source[1]: "workers placed the final load of roller-compacted concrete on the top of the dam, bringing Gross Dam to a height of 470 feet."
Denver Water finished raising Colorado's Gross Dam by 131 feet, topping out the concrete work that will nearly triple the reservoir's storage capacity.
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