30/08/2026
Taming the Torrent: Constructing a Dam’s Emergency Spillway
When extreme floods threaten a reservoir, concrete safety systems step in to prevent catastrophic overtopping. Carving out an emergency spillway begins with extensive rock excavation into the mountain slope, shaping a reinforced chute capable of handling immense water volumes. As torrents rush downward, the energy dissipation basin uses heavy concrete baffle blocks to shatter the water's destructive velocity, ensuring it discharges smoothly into the downstream channel without eroding the riverbed or destabilizing the dam.