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  2. Concrete degradation - Wikipedia

    en.wikipedia.org/wiki/Concrete_degradation

    Concrete is mostly damaged by the corrosion of reinforcement bars due to the carbonatation of hardened cement paste or chloride attack under wet conditions. Chemical damage is caused by the formation of expansive products produced by chemical reactions (from carbonatation, chlorides, sulfates and distillate water), by aggressive chemical ...

  3. Oroville Dam - Wikipedia

    en.wikipedia.org/wiki/Oroville_Dam

    Oroville Dam is an earthfill embankment dam on the Feather River east of the city of Oroville, California, in the Sierra Nevada foothills east of the Sacramento Valley.At 770 feet (235 m) high, it is the tallest dam in the U.S. [8] and serves mainly for water supply, hydroelectricity generation, and flood control.

  4. Oroville Dam crisis - Wikipedia

    en.wikipedia.org/wiki/Oroville_Dam_crisis

    High rainfall. In February 2017, heavy rainfall damaged Oroville Dam 's main and emergency spillways, prompting the evacuation of more than 180,000 people living downstream along the Feather River and the relocation of a fish hatchery. Heavy rainfall during the 2017 California floods damaged the main spillway on February 7, so the California ...

  5. Fort Drum (Philippines) - Wikipedia

    en.wikipedia.org/wiki/Fort_Drum_(Philippines)

    Fort Drum, also known as El Fraile Island (Tagalog: Pulo ng El Fraile), is a heavily fortified island situated at the mouth of Manila Bay in the Philippines, due south of Corregidor Island. Nicknamed a "concrete battleship", [1] the reinforced concrete sea fort, shaped like a battleship, was built by the United States in 1909 as one of the ...

  6. Taum Sauk Hydroelectric Power Station - Wikipedia

    en.wikipedia.org/wiki/Taum_Sauk_Hydroelectric...

    The Taum Sauk pumped storage plant is a power station in the St. Francois mountain region of Missouri, United States about 90 miles (140 km) south of St. Louis near Lesterville, Missouri, in Reynolds County. It is operated by Ameren Missouri. The pumped-storage hydroelectric plant was constructed from 1960–1962 and was designed to help meet ...

  7. In striking before-and-after photos, a parched Lake ... - AOL

    www.aol.com/news/striking-photos-parched-lake...

    It too saw water releases but still reached 128% of its historical capacity in early May. In all, 16 of the 17 biggest reservoirs in California were above their historical levels on May 21.

  8. Satellite photos reveal destruction caused by Hurricane Milton

    www.aol.com/satellite-photos-reveal-destruction...

    Updated October 12, 2024 at 12:15 AM. Satellite images show the extent of the damage from Hurricane Milton, which spawned tornadoes across Florida and struck the state as a Category 3 hurricane ...

  9. St. Francis Dam - Wikipedia

    en.wikipedia.org/wiki/St._Francis_Dam

    Contents. St. Francis Dam. The St. Francis Dam, or the San Francisquito Dam, was a concrete gravity dam located in San Francisquito Canyon in northern Los Angeles County, California, United States, that was built between 1924 and 1926. The dam failed catastrophically in 1928, killing at least 431 people in the subsequent flood, [ 2 ][ 3 ] in ...

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