Preparation of detail design for 50,000 m3/day wastewater treatment plant in West Bekka Caza, funded by the Islamic Development Bank, to protect the natural water resources and preserve the Litani basin and Qaroun Lake. The project required preparing detailed design of the treatment plant including biological nutrient removal, environmental impact assessment study of the proposed facilities on the Litani basin, effluent reuse, sludge treatment, disposal options and reuse.