CAIRO MAIN DRAINAGE EXTENSIONS. (INCLUDES APPENDICES AND PLATE AT BACK OF VOLUME).

Keywords: DRAINAGE, EXTENSIONS, CITIES, COUNTRIES, DEVELOPING, COMPRESSED, AIR, PUMPS, MAINS, PNEUMATIC, EJECTORS, SEWAGE, PUMPING STATIONS, SEWERS, PIPES, COLLECTORS, VENTILATION, CORROSION, DETERIORATION, PREVENTION, CHEMICAL, TREATMENT, CONTINUOUS, REMOVAL, SILT, DEPOSITS, FANS, EXCLUSION, RECONSTRUCTION, LOADING, SYSTEMS, WORKS, LOADS, PUMPING, MACHINERY, RISING, FAILURES, CAIRO, AMERIA, EGYPT, AFRICA