spillways Definition

spill, wasteweir, overflows, weirs, glacial, gated, concrete, stepped, overflow, controlled, open, dams, design, structures, types, outlets, gates, dam, capacity, works, chutes, construction, reservoirs, channels, flow, canals, grooves, levees, hydraulics, used, designed, provided, constructed, built, located, existing, abutments, anchorages, basins, breakwaters, conveyors, culverts, drains, embankments, flumes, jetties, roadways, runways, sluices, spilling, ventilators, weir,