 These combined factors would stimulate demand for agricultural land which saw a doubling in price and an immediate demand which could not be satisfied.In the 1930s, when the idea for a larger, higher and stronger barrage was put forward, the old barrage was leaking again and the maintenance expenses required were of such magnitude, that the building of a new barrage was determined to be more feasible.Construction of the new Mohammed Ali Barrage lasted from 1936 to 1939.