Visitors to Oroville Dam may also notice minor amounts of water flowing from drains built into the emergency spillway. This ...

A final design consideration is an emergency spillway or diversion structure. The total retention volume of these filters should be designed to treat the surface runoff of a particular design storm ...

A dam spillway whose partial collapse led to a ... Whaley Bridge: How events unfolded The area had been fenced off to allow emergency works to secure the dam slipway to continue.