Consulting services for preparation, feasibility study, and detailed design report including bidding documents for Service Area

I (Lagos Island and Ikoyi)

CLIENT
Lagos State Corporation

FINANCING
World Bank (IBRD)

COST
US$28m

PROJECT PERIOD
April 2005 – August 2007

TECHNICAL DATA
• Total study area: 20 km2
• Target population (2010): 1.55 million
• Total water demand (2010): 73,000 m3/day

PROJECT COMPONENTS
• Procurement, digitization, and analysis of digital satellite imagery to resolution of 0.5
• Tender documentation
• Hydrological study and hydrogeological study
• Assessment of water demand to the design horizons
• Development of water production and treatment facilities to meet the demand for 2010
• Investment assessment of the financial, economic aspects, and environmental impacts of the projects

PROJECT DESCRIPTION
The water supply situation for Lagos Island (Ikoyi) was grossly inadequate.
CKW was therefore entrusted with producing a detailed design for the planning horizon 2010. The details included:

• 2mgd treatment plant at Alexander
• 2mgd treatment plant at Broad Street
• Expansion of Dolphin from 1mgd to 2mgd
• Network rehabilitation and expansion
• Rehabilitation of Onikan Water Works