31415432[dams by function]PT2026-03-30 20:51:47BT31378722damsPTNT31441030cofferdamsPTNT31441033barragesPTNT31441035check damsPTNT31441039diversion damsPTNT31441042flood damsPTNT31441048hydroelectric damsPTNT31441058weirsPTNT31441060off-bankline revetmentsPT