The last inspection on the Butte County dam, which has developed a hole 30 feet by 200 feet on the spillway, was conducted in July 2015 by the state Division of Safety of Dams.

Notably, the report also said the dam was originally constructed in 1924 as a hydro-electric dam for Wolverine Power Corporation. It was not designed to be a flood control structure.

A photo of the Calkins Bridge dam in Allegan County. 49-year-old Brian Trahey died during an underwater inspection there on July 7, 2021. News Channel 3 obtained a Michigan Occupation Safety and ...

As about 180,000 residents living near the Oroville Dam evacuated, the USA TODAY NETWORK found nearly 44 percent of California dams had not been inspected within their scheduled inspection frequency.

His first periodic inspection, Fromuth couldn’t agree more.“This sunny, 40 degree day is perfect for the 67-year-old dam inspection,” he said.

State orders Pemberwick dam inspection In Pemberwick: State orders inspection after water is seen leaking through structure By Frank MacEachern, Staff Writer Updated Sep 18, 2011 11:46 p.m.

By comparison, two diving operations without the sonar at Kentucky Dam totaled $200,000. In addition, when divers inspected the dam, the turbines would have to be shut off during inspection.

The dam – constructed by the Army Corps of Engineers and completed in 1941 – underwent a hydraulic steel structure inspection March 22-23.