THE MAIN DRAINAGE OF CAIRO (INCLUDES PLATES AT BACK OF VOLUME).

Keywords: HUGHES & LANCASTER, MAINS, DRAINAGE, CITIES, COUNTRIES, DEVELOPING, SEWERS, DRAINS, DITCHES, PUBLIC HEALTH, SEWAGE, DISPOSAL, RAINFALL, WATER SUPPLY, POPULATION, SUBSOIL, WATER, GEOLOGY, WORKS, SURFACE, PUMPING STATIONS, PIPES, COMPRESSED, AIR, EJECTORS, COMPRESSING, PLANT, MACHINERY, COMPRESSORS, VENTURI, METERS, COLLECTORS, SCREENING, CHAMBERS, SUMPS, ENGINES, PUMPS, BOILERS, RISING, PURIFICATION, POWER STATIONS, CHEMICAL, FARMS, COSTS, FINANCE, SANITATION, DESERTS, LAND, IRRIGATION, SLUDGE