CONSULTANCY SERVICES FOR FEASIBILITY STUDY REVIEW, PRELIMI- NARY DESIGN AND TENDER DOCUMENTATION FOR CONSTRUCTION OF WASTEWATER ENERGY RECOVERY AND SLUDGE MANAGEMENT FACILI- TIES AT DANDORA ESTATE WASTEWATER TREATMENT PLANT

ATHI WATER WORKS DEVELOPMENT AGENCY TENDER JUNE 2023 

REQUEST FOR EXPRESSIONS OF INTEREST

The Government of Kenya (GoK) on behalf of Athi Water Works Development Agency (AWWDA) has received
financing from the African Development Bank (AfDB) towards the cost of the Nairobi Rivers Rehabilitation
and Restoration Program: Sewerage Improvement Project Phase II (NARSIP II) and intends to apply part of
the amount to payment under the contract for consultancy services for feasibility study review, preliminary
design and tender documentation for construction of wastewater energy recovery and sludge management
facilities at Dandora Estate Wastewater Treatment Plant (DEWWTP).
The objective of this consultancy is to engage a consulting firm to undertake feasibility study review, prelim
inary design and tender documentation for construction of wastewater energy recovery and sludge manage
ment facilities at Dandora Estate Wastewater Treatment Plant.
The specific objective of the assignment includes but not limited to
a) To review the proposed energy recovery interventions in the feasibility study report and update to the
most appropriate intervention in regards to the current situation of the DEWWTP.
b) To conduct a comprehensive assessment of the current status of the DEWWTP, including the status of the
civil infrastructure, anaerobic ponds and other components, in order to identify areas that require
improvement.
c) To prepare conceptual designs, technical specifications, evaluation criteria, performance criteria, and any
other relevant project-specific information.
d) To provide detailed cost estimates for the project, including capital costs, operating costs, and revenue
projections.
e) To prepare tender documentation for the proposed energy recovery and sludge management facility,
including construction of the energy recovery facility, and the effluent reuse options.
f) To conduct an environmental and social impact assessment in accordance with national and international
regulations and standards.
g) To undertake Project Financial and Economic models for proposed project activities, including exam
ination of different business models for implementation, operation and maintenance costs, and project
risk assessment.
h) To prepare and assist AWWDA submit at least three comprehensive proposals for securing financing for
the project from climate action funds.
The consultancy services will be carried out over a period of 12 (Twelve) months which will cover feasibility
study review, situation analysis, preliminary design and tender documentation.
The Athi Water Works Development Agency now invites eligible consultants to indicate their interest in
providing these services. Interested consultants must provide information indicating that they are qualified
to perform the services. The shortlisting criteria are:
a Experience in similar assignments
b) Experience in similar conditions.
c) Availability of appropriate skills amongst staff e.g., Water Engineers, Sanitary/sewerage experts, electro
mechanical engineers, Surveyors, CAD experts, Environmentalists, Sociologists.
d) Demonstration of knowledge in working modalities of climate action funds.
Eligibility criteria, establishment of the short-list and the selection procedure shall be in accordance with
Guidelines for recruitment of consultants under the “Procurement Policy for Bank Group Funded Operations”
dated October 2015, which is available on the Bank’s website at http://www.afdb.org.
Consultants will be selected in accordance with the Quality and Cost Based Selection (QCBS) method set
out in the Consultant Guidelines.
Interested consultants may obtain further information at the address below during office hours 0800 to 1700
Hours from Monday to Friday excluding lunch hour (1300 to 1400Hrs) and public holidays.
Expressions of interest must be delivered in a written form to the address below (in person, or by mail, or
by fax, or by e-mail) to the address below by 29th June, 2023 at 12.00 noon East African time and metion
Expression of interest for Consultancy Services for feasibility study review, preliminary design and tender
documentation for costruction of wastewater energy recovery and sludge management facilities at Dandora
Estate Wastewater Treament Plant.
The Chief Executive Officer
Athi Water Works Development Agency (AWWDA),
Athi Water Plaza, Muthaiga North Road, Off Kiambu Road, Nairobi,
P.O Box 45283-00100, Nairobi.
Tel: 254 020 2724292/3
Fax: 254 020 2724295
Email: info@awwda.go.ke