The spillway of Fengyangshan Reservoir is a flank trough one, according to the local condition, its sluice has used a chequer overfall weir, and the top of the weir is WES-V one.

• 凤阳山水库溢洪道为侧槽式溢洪道,其泄洪闸采用格仓式溢流堰,堰顶采用WES-V型实用堰。