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Ongoing water, sewer, borehole and clean energy Approved

Construction works for Kikuyu water supply and sewerage project

Kiambu · Kikuyu · Karai, Kikuyu, Sigona, Nachu,Kinoo

Overall Progress
99.50%
Project Overview
Implementing Agency
Athi Water Works Development Agency
Programme
Kenya Towns Sustainable Water Supply and Sanitation Program (KTSWSSP)
Start Date
12 Nov 2018
Planned End
12 May 2020
Actual End
-
Contractor
Nanchang Municipal Engineering Development Group & Nanchang Foreign Engineering Company Ltd
Consultant
Howard Humphreys (east Africa) Ltd Consulting Engineers (Atkins)
Location Type
Urban
Target Areas
Karai, Kikuyu, Sigona, Nachu, Kinuthia,Rungiri,Kanyanjara
Scope of Works
Construction of approximately 17.62km of OD250, 2.93km of OD 315, 0.62km of DN375, 0.51km of DN450, 615m of DN250/300 bitumen lined steel sewer pipeline for river crossings, 3No. railway under crossings for the sewer pipe, 568 No. manholes, Construction of 5.5km DN450 outfall trunk sewer to Waithaka and 138 No. manholes, Construction of 450 household connections, Construction of approximately 4.2km OD250 additional lateral sewers and 142 No. manholes. Construction of 16.62km of OD250, Construction of 2.3km of OD315, Construction of 0.31km of DN375, Construction of approximately 220m of DN250/300 bitumen lined steel sewer pipeline for river crossings, Construction of 2No. railway under crossings for the sewer pipe, Construction of 525 No. manholes, Construction of 250 household connections for Thogoto Sewerage Project. Drilling of 6No boreholes complete with 48m³ header tanks, Construction of 26km of water distribution pipelines (diameters 63/90/160mm). Construction of 100m³ elevated pressed steel tank for the Kamangu water supply project,Construction of 3No. Ablution blocks.
Impacts
Improve the reliability of water services and sanitation, Raise the overall level of public health in the beneficiary cities, Strengthen the water service providers' operational and maintenance capacity.
Key Challenges
Delayed fulfilment of contractual precedent contidions to commencement, approval for works alnong and accross road reserves, selection constrution team, land aquisition and wayleave easements, and the contracting modality.
Remarks
There should be regular inspection along the pipelines to identify leakages at early stages. Also there should be increased support to area WSP to be able to address the issue on vandalism.
GPS Coordinates
-1.255419, 36.658080
Funding Sources
Adb
🌍 Foreign · Loan
KES 636.0M
Total KES 636.0M
Beneficiaries
60,686
Households
187,122
Population
Technical Specs
Storage Reservoir 288.00 m³
Treated Water Mains 2.93 km
Distribution Lines 16.18 km
Trunk Sewer Main 40.25 km
Reticulation Sewer 3.94 km
Manholes 813
Sewer Connections (Households) 707
Created 16 Aug 2026, 17:18
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