CONTRACTOR: Kiewit Infrastructure West Co. DESIGN FIRM: GEI Consultants Inc. The $11-million project to raise Hell Hole Dam in Foresthill, Calif., was never going to be easy. Built in 1966, the ...
When Chimney Hollow Reservoir is built, the dam will be one of the first in the United States with an asphalt core — a method developed in Germany in the 1960s and used widely in other countries. The ...
Editor’s note: This story has been changed to correct the amount of money being spent on construction. Construction crews began installing the asphalt core of Chimney Hollow dam — only the second dam ...
Construction crews began installing the asphalt core of Chimney Hollow dam — only the second dam in the U.S. with asphalt at its center to serve as a “water stop” — in 2022, a year that saw crews make ...
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