Ключевые слова: accumulation, andalusia, aquatic, architecture, barrier, central, construction, dam, day, daytime, dyke, energy, engineering, extension of freshwater, exterior, hydraulic dam, hydro, hydrographic, jaen province, labor, landscape, natural reserve of water, public construction, public works, reserve, resource, spain, stagnant water, step, stone, storage, store, structure, supply, swamp, tank, tower, tranco, wall, water, water resource,