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Keywords:
DRAINAGE,
EXTENSIONS,
CITIES,
COUNTRIES,
DEVELOPING,
SEWAGE,
WORKS,
FAILURES,
CORROSION,
COLLECTORS,
VELOCITY,
GRADIENTS,
PUMPS,
MACHINERY,
PUMPING STATIONS,
EJECTORS,
SEWERS,
GAS,
DAMAGE,
BRICKS,
CEMENT,
PIPES,
INLETS,
SUBSOIL,
WATER,
ROUGH,
SCREENING,
DETERIORATION,
MAINS,
CAIRO,
EGYPT,
AFRICA
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© Thomas Telford and ICE
1931
