Geology -- Egypt; Nile River; Water-supply -- Egypt
In my book on the “Assuân Reservoir and Lake Mœris” I had recommended a
more extended programme, but the reading of Sir William Garstin’s Report
has convinced me that useful as the Lake Victoria reservoir dam may be,
its postponement as recommended by Sir William is sound, until all the
other works have been executed. The really essential work is the Lake
Albert reservoir dam, of which the study might indeed be commenced
immediately. Sir William’s proposal to train the summer supply of the
Albert Nile and allow the overflow of the floods to find its way through
the Sudd region is so sound and convincing that the necessary training
works in the Sudd region are greatly reduced. With these reductions the
estimated cost of the project for water storage and flood protection for
Egypt is reduced from £8,200,000 to £6,000,000. I have left the Wady
Rayan estimate as it was in my original programme. Mr. Webb’s criticism
of the project was based on facts which are outside the project. He
supposed that the Wady Rayan was to remain a reservoir for all time and
that it was not to be aided by the works on the Upper Nile. Now the
project I proposed and which I propose now, presupposes that the Wady
Rayan will be a temporary reservoir and final flood escape for the Nile,
and that it will be aided in years of very deficient flood by the
gradual improvement of the Upper Nile owing to the works undertaken
there.
37. =Sir William Garstin’s programme for water storage and flood
control.=--In the first appendix to his Report on the Upper Nile, Sir
William Garstin, G.C.M.G., Adviser to the Ministry of Public Works, has
drawn up a programme of works for water storage and flood control in the
Nile valley. He approves of the raising of the Assuân dam for £500,000,
and the conversion of the Rosetta branch of the Nile into a flood escape
for £900,000. He then conditionally approves of a proposal suggested by
Mr. J. S. Beresford, C.I.E., for making a straight cut from Bor on the
Albert Nile to the mouth of the Sobat river at the tail of the Albert
Nile. The line would be 340 kilometres in length and is estimated to
cost £5,500,000, and carry 600 cubic metres per second in summer. In
case of the line being found impracticable when it was surveyed and
levelled, Sir William proposed abandoning the Albert Nile and thoroughly
widening and deepening the Zeraf river for £3,400,000.
As a criticism of the Bor cut project I cannot write anything more
convincing from my point of view than a letter written by me and
published by “The Engineer” in October of this year.
Public-domain text, read in full here on John Shaqi.
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