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*Construction period: April 20, 1931 – March 1, 1936
*Construction cost: $49 million ($676 million adjusted for inflation)
*Deaths attributed to construction: 112, 96 at construction site[12][13][14]
*Dam height: 726.4 ft (221.4 m), second highest dam in the United States. (Only the Oroville Dam is taller)
*Dam length: 1244 ft (379.2 m)
*Dam thickness: 660 ft (200 m) at its base; 45 ft (15 m) thick at its crest.
*Concrete: 4.36 million yd³ (3.33 million m³)
*Electric Power produced by the water turbines: 2,080 megawatts
*Traffic across the dam: 13,000 to 16,000 people each day, according to the Federal Highway Administration
*Lake Mead (full pool)[15]
area: 157,900 acres (639 km²), backing up 110 miles (177 km) behind the dam.
volume: 28,537,000 acre feet (35.200 km³) at an elevation of 1,221.4 feet (372.3 m) .
*With 8 to 10 million visitors each year, including visitors to Hoover Dam but not all traffic across the dam, the Lake Mead National Recreation Area is the fifth busiest U.S. national park.
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