Course of the Colorado River into the Virgin River, which ran southward through what is now Overton Arm to join the Colorado River near the now-ghost town of St. Thomas, Nevada. At Hoover Dam, the Colorado turns due south through Black Canyon, a direction it will follow for the remainder of its course to the Gulf of California. It passes under the Mike O'Callaghan–Pat Tillman Memorial Bridge (Hoover Dam Bypass), the highest concrete arch bridge in the world, carrying U.S. Route 93 at a height of above the Colorado River. At the end of Black Canyon the Colorado widens into Lake Mohave, created by the
Aguieira Dam the maximum 71.6 m. Maximum flow per turbine is 180 m³/s. When pumping, the turbine has a maximum energy consumption of 91 MW and can pump 156 m³/s. As lower reservoir for Aguieira the reservoir of Raiva dam is used. Aguieira Dam Aguieira Dam () also known as Foz do Dão Dam () is a concrete multiple arch dam on the Mondego River, where the river forms the border line between the districts of Coimbra and Viseu. It is located in the municipality Penacova, in Coimbra District, Portugal. Construction of the dam began in 1972. The dam was completed in