REQUEST FOR EXPRESSIONS OF INTEREST
(CONSULTING SERVICES- FIRM SELECTION)

Country: Federal Democratic Republic of Ethiopia;
Addis Ababa Water and Sewerage Authority, Water and Sanitation Infrastructure Development Division;
Name of the Project: Eastern Catchment Sewer Line Project (Phase IB)
Assignment Title: Consultancy Services for Construction Administration and Supervision for the Construction of 22KM Trunk Lines for Kotebe and Kitime Sub Catchment of Eastern Catchment Sewer Line Project (Phase IB).
Procurement Reference No.: AAWSA/WSIDD/GOV/NCB/CS007/2026

1. The Addis Ababa Water and Sewerage Authority Water and Sanitation Infrastructure Development Division Office has intended to allocate finance for Eastern Catchment Sewer Line Project (Phase IB), and intends to apply part of the proceeds for consulting services.
2. The consulting services ("the Services") include:
   The objectives are, but not necessarily limited to, the following:
   • Provide comprehensive contract administration to ensure compliance with contractual terms, approved programme, cost controls and obligations.
   • Provide construction supervision to verify compliance with approved drawings, specifications, quality requirements, safety standards and environmental/social requirements.
   • Verify sewer alignment, change, invert levels, gradients, manholes and related works before concealment or backfilling.
   • Verify quantities, progress, testing results, as-built records and contractor payment applications.
   • Manage completion, defects correction, final account and final acceptance activities during the 12-month Defects Liability Period.
3. The Consultant services including all tasks as per the TOR shall be delivered within:
   Phase I: Construction Supervision & Contract Administration (18 Months Duration)
   Phase II: Defect Liability Period (DLP) Management (12 Months Duration)
4. The consulting firm to be hired must be highly competent/ reputable and must have experienced key professionals and appropriate support staff with ample work experience.
5. The AAWSA-Water and Sanitation Infrastructure Development Division now invites eligible consulting firms ("Consultants") to express their interest in providing the services. Interested consulting firms must provide information indicating that they are qualified to perform the consulting services ((a) Core business and years in business, (b) qualification and experience in the field of the assignment, (c) organizational and managerial capabilities of the firm, and (d) general qualification and number of professional staff but not individual experts' bio data or résumés). The evaluation will be done qualitatively.
6. Consultants may associate with other firms in the form of a joint venture or a sub-consultancy to enhance their qualifications. The Expression of Interest should clearly specify the type of relationship the consultants propose to establish.
7. The consulting firm will be selected under Quality and Cost Based selection /QCBS/ method in accordance with Public Procurement Agency (PPA's) procedures for selection and employment of consultants.
8. Bidders/Consulting Firms who had poor performance and bad conduct in the previous relation with the AAWSA, WSIDD cannot participate in this bid.
9. Interested consulting firm can obtain further information and collection of full set of TOR document (soft Copy) from the Procurement Department at the address below during working hours.
10. Expression of Interest must be delivered in two hard copies to the address below in person on or before November 04, 2026.
11. The A.A.W.S.A Water and Sanitation Infrastructure Development Division reserves the right to reject any or all of the bids.

Address: AAWSA - Water and Sanitation Infrastructure Development Division, Lideta sub- city Woreda 08 around condominium houses on the left side of Lideta Menafesha. Tel. +251 -115571295/9036
Attn: Mrs. Mestawot Abebe, Procurement Support Process Head
E-mail address: kiyake21@gmail.com

Addis Ababa Water and Sewerage Authority