Technical Reports

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Friday, 31 October 2008 23:50

GRAND OMAR MOKHTAR RESERVOIR

The construction of the Grand Omar Mokhtar Reservoir was completed in March 2007. The filling and commissioning of the reservoir commenced on 7th June 2007. The Engineer of Record who has overall technical responsibility for design and construction of the reservoir visited the site from 24th to 26th
September 2007 to inspect the reservoir construction and see how the reservoir was performing during filling. His findings were as follows. 

-         The inspection of the reservoir chambers and the embankment crest revealed no sign    of visual defects such as localized settlement, cracking and other sign of distress.
-         No increase in the ground water table detected following impoundment
-         No seepage flow noted in the under drainage weirs
-         Postfilling settlement of the embankment including infill section less than 5mm 

Based on the above indications the Engineer of Record  concluded that the reservoir was performing better than expected

The filling of the reservoir is continuing. On 22nd of November 2007 the water level in the reservoir reached the third stage of filling which represents 14 Mm3 of water. In accordance with the reservoir filling procedure a two week holding period commenced  on 23rd of November 2007 to enable the monitoring to be carried out. The filling of the reservoir is expected to  resume on 8th of December 2007 and will continue until the fourth stage of filling representing 19Mm3 of water is reached. This filling process will continue until the 5th and the final stage of filling is reached representing 24 Mm3 of water which is the full storage capacity of the reservoir. 

Approval of allocations of potable water  from The Great Man-Made River Project for populated areas

The higher committee for following up the implementation of The Great Man-Made River Project and its water utilization Authority headed by The Secretary of the General People’s Committee has approved in a meeting held on 4 Aug.2008 the water allocations for urban usages in cities and areas feeding from The Great Man-Made River Project  in accordance with economic and population development rates and standard of living in The Jamahiriya based on a study prepared by a team of experts according to the decision of  The Secretary of the General People’s Committee No. 91/2006.  For more details Water Distribution.pdf (62KB)

 Pipe Risk Management System - Case Study

A paper presented in the Asset management and Loss Prevention Strategies for buried pipelines conference. Calgary - Canada, June 25-27/2008.
  For more details.. Case Study_English.pdf (3.8MB) 

Water Quality Evaluation for year 2007

Although that the Great Man-Made River Project water sources are totally far from the industries pollution source, chemical and radial pollutions, nonetheless, water quality control is highly taken into consideration by GMRA being a matter of general health and this is done through applying chemical and bacterial tests to ensure their conformity with the specifications included within the world health organization’s guidelines.  For more details...... Water Quality Evaluation_English.pdf (59KB) 

Land Subsidence Phenomena in Tazerbo Water well field Area South – East Libya

Tazerbo well field is one of the Great Man-Made River Project well fields located southeast of Libya, it's consists of 108 production wells distributed on 6 lines directed east-west, and 35 pizometers wells distributed inside and outside the well field area.  For more details..... Land Subsidence.pdf (59KB)