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The main lock was constructed from 1952 to 1957 and is 1,200 feet (366 m) long and 110 feet (34 m) wide with a lift of just over 38 feet (12 m) and large enough to handle a full-length tow of barges. It was put into operation in 1957 at a cost of 13.5 million dollars. The 1957 lock replaced a 1910-1913 lock.
Predating the lock and dam was the Blue Island Lock, constructed at the eastern end of the Cal-Sag Channel in 1922. Nearly as soon as its completion, there was already lobbying by various industries along the waterway to expand the size of the lock, which measured 360 by 50 feet (110 m × 15 m).
Following the opening of the lock and dam at Davis Island in 1885, the venture proved to be worthy. In 1910, the Rivers and Harbors Act was authorized by Congress . The Act allowed the production of a system of locks and dams along the Ohio.
Authorized by the United States Congress in the Rivers and Harbors Act of 1946 as the Jim Woodruff Lock and Dam Project, [4] construction began the following year. With the dam completed in 1952, [5] in 1957 the lake was opened. [4] The project was expected to cost $29 million USD, [6] but when completed had required $46.5 million USD. [7]
The Dalles Lock and Dam is a concrete-gravity run-of-the-river dam spanning the Columbia River, two miles (3.2 km) east of the city of The Dalles, Oregon, United States. [2] It joins Wasco County, Oregon, with Klickitat County, Washington, 192 miles (309 km) upriver from the mouth of the Columbia near Astoria, Oregon.
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North Charleroi is a borough in Washington County, Pennsylvania, United States.The population was 1,302 at the 2020 census. [5]The settlement is also known as "Lock 4". Previously Lock and Dam #4 was located on this side of the Monongahela River, and the place had thi