Consultancy Services for Dam Inventory and National Dam Information Management System — United Republic of Tanzania

THE UNITED REPUBLIC OF TANZANIA MINISTRY OF WATER REQUEST FOR EXPRESSION OF INTEREST (CONSULTING SERVICES – FIRMS SELECTION) REF.NO.: TZ/MOW/545521/49/2025/2026/C/21 FOR PROPOSALDESCRIPTION: Consultancy Services for Preparation of Risk Based Dam Inventory and Development of National Dam Information Management System (DIMS) 24/08/2026 Table of contents LIST OF ABBREVIATIONS 3 INVITATION NOTICE 4 QUALIFICATION AND EVALUATION CRITERIA 6 DESCRIPTION OF ACTIVITY/SERVICES 13 |

| | SCOPE OF ACTIVITY / SERVICES 14 ABBREVIATIONS AND ACRONYMS | EoI | Expression of Interest | G.N. | Government Notice | GPN | General Procurement Notice | ICS | International Competitive Selection | NCS | National Competitive Selection | NeST | National e-Procurement System of Tanzania | PPA | Public Procurement Act, Cap. 410 THE UNITED REPUBLIC OF TANZANIA MINISTRY OF WATER REQUEST FOR EXPRESSION OF INTEREST (CONSULTING SERVICES – FIRMS SELECTION) TZ/MOW/545521/49/2025/2026/C/21 FOR Consultancy Services for Preparation of Risk Based Dam Inventory and Development of National Dam Information Management System (DIMS) 24/08/2026 • This invitation for expression of interest (pre-qualification) follows the General Procurement Notice (GPN) dated 30/07/2025. • The MINISTRY OF WATER has received a Credit from the World Bank toward the cost of SUSTAINABLE RURAL WATER SUPPLY AND SANITATION PROGRAM

PHASE II, and it intends to apply part of the proceeds for consulting services. The consulting services (“the Services”) include Consultancy Services for Preparation of Risk Based Dam Inventory and Development of National Dam Information Management System (DIMS). • The MINISTRY OF WATER now invites eligible consulting firms (“Consultants”) to indicate their interest in providing the Services. Interested Consultants should provide information demonstrating that they have the required qualifications and relevant experience to perform the Services for a period of 365. • Interested all eligible tenderers must provide information indicating that they are qualified to perform the services by submitting a consultant’s profile, description of similar assignments, experience in similar conditions, availability of appropriate skills among staff, etc. The specific shortlisting criteria are indicated in the section of qualification and evaluation criteria. • Consultants may associate with other firms in the form of a joint venture or a sub-consultancy to enhance their qualifications. • The Consultant will be selected in accordance with the Quality and Cost Based Selection method set out in the Consultant Guidelines. • The attention of interested Consultants is drawn to paragraph 1.9 of the World Bank’s Guidelines: Selection and Employment of Consultants [under IBRD Loans and IDA Credits & Grants] by World Bank Borrowers of Fourth Edition, November 2020 (“Consultant Guidelines”), setting forth the World Bank’s policy on conflict of interest. • Interested eligible consultants may obtain further information through the National e-Procurement system (NeST)

• Expressions of Interest (EoI) must be delivered through NeST before the deadline indicated on NeST. PERMANENT SECRETARY P.o Box 456 DODOMA EVALUATION CRITERIA • • Commercial Evaluation • • • Eligibility • • • • Litigation History (SCORE: Comply/Not Comply to specified minimum requirements) | Litigation History Start Year | 2024-01-01 | Litigation History End Year | 2025-12-31 • • • Standard Tender Forms • • • • Notarized Special Power of Attorney (SCORE: Comply/Not Comply to specified minimum requirements) Bidder must fill in Standard Power of Attorney as per the required format and upload it into the system. • • Technical Evaluation • • • Experience • • • • | | | Specific Experience | In addition to general experience, the firm (or consortium) must have at least 10 years of experience doing work of similar size and complexity. This must prove they have the technical skills to handle the project. Specific Experience (SCORE: Comply/Not Comply to specified minimum requirements) | | The firm must show 10 years of experience in each of these six areas: • 1. National / Regional Dam Inventory - Collecting field data and mapping dams using GIS. - Inspecting embankments, spillways, outlets, and instruments. - Recording dam types, use, owners, condition, and water/tailings storage. • 2. Risk-Based Dam Safety Assessment - Classifying hazards (Low to Very High) and analyzing consequences. - Creating risk models (quantitative and semi-quantitative). - Developing national risk frameworks and assessment manuals. • 3. Dam Information Management System (DIMS) Development - Building secure databases and GIS-integrated platforms. - Creating analytics dashboards and automated risk alerts. - Designing decision-support tools for regulators. • 4. Online Permitting & Registration Portal - Automating digital permit workflows and building registries. - Setting up multi-level user management and compliance tracking. - Added advantage: Integrating with e-Government and basin management systems. • 5. GIS & Geospatial Database Systems - Designing GIS databases and web-based GIS platforms. - Combining GIS with dam safety and inventory data. - Using spatial analysis to help | | regulators make decisions. • 6. Capacity Building & Institutional Strengthening - Running train-the-trainer programs and software demos. - Writing user manuals and technical documents. - Ensuring long-term system use and teaching government regulators. | Specific Experience Start Year | 2020-01-01 | Specific Experience End Year | 2025-12-31 | Number of Specific Experience Contracts | 2 | Value of each specific experience contract in the specified tender currency | 500000000 • • • • General Experience (SCORE: Comply/Not Comply to specified minimum requirements) | General experience start date | 2015-01-01 | General experience end date | 2025-12-31 | Number of contract | 3 | Contract value in the specified currency | 700000000 • • • Key Personnel • • • • | | | Categories of | Education Level | Experience of | Number of Key Personnel (SCORE: Comply/Not Comply to specified minimum requirements) | Key Personnel | | Key Personnel | Required Key Personnel | Cyber Security experts | Certification in cybersecurity (e.g., CISSP or equivalent). | Minimum 7 years in system security. | 1 | Risk assessment experts | Degree in Civil/Geotechnical/ Engineering | • Minimum 10 years of dam risk assessment experience. • Demonstrated experience in quantitative or semi-quantitative risk modeling

| 1 | GIS Specialist | Minimum qualification: Bachelor’s degree in GIS, geoinformatics, or a related discipline. | • At least ten (10) years of professional experience in GIS database design, establishment, and management. • Demonstrated expertise in web-based GIS and integration of Risk-based dam safety assessment and Dam inventory datasets into decision-support platforms. | 1 | Hydrogeologist | Minimum | At least ten (10) | 1 | Expert | qualification: Master’s degree in hydrogeology, geophysics or equivalent. | years of relevant experience in groundwater modelling, water resources management and monitoring boreholes. | | Hydrologist Expert | Degree in Hydrology or Water Resources Engineering. | Minimum 10 years of experience in dam hydrology and flood analysis. | 1 | | Degree in Computer Science, Information Systems, or related field | Minimum 10 | | | years in enterprise | | | system | | | architecture. • | | | Experience in | | | government | | | digital systems. • | | | At least five (10) | | Software | years of | | Developer / | professional | | Systems | experience in | 1 | Analyst/IT | software/systems | | System Architect | development, | | | particularly in | | | geo-information | | | management | | | systems/databases. | | | • Experience in

| | | workflow | | | automation | | | systems. • | | | | Demonstrated skills in developing and maintaining database-driven applications, with a preference for experience in open-source technologies | | Team Leader (Dam Safety/Dam Engineer) | Advanced degree (MSc/PhD) in Civil Engineering, Dam Engineering, or related field. | • Minimum 15 years of experience in dam safety and reservoir engineering. • Experience in national dam inventory or dam safety regulatory programs. • Familiarity with international best practice (e.g., International Commission on Large Dams guidance). • Experience leading multidisciplinary teams. • Proven leadership, project

| 1 | | | management, and stakeholder coordination skills. | | | | • Minimum 10

| | | | years in dam | | | | design, | | | | rehabilitation, or | | Geotechnical Expert | Degree in Geotechnical or Geologist Expert. | safety inspections. •Professional | 1 | | | Geotechnical | | | | Expert/ Engineer | | | | from a recognized | | | | institute | Description of Services Consultancy Services for Preparation of Risk-Based Dam Inventory and Development of National Dam Information Management System (DIMS) ScopeofWork Scope of Activity Scope of Activity | S/No. | Task | Descriptions | I | Dam Inventory and Risk Classification | Field visits and data collection, including the identification of existing gaps and systematic documentation | Conduct a baseline study by reviewing the historical design, construction, and maintenance records to establish a comprehensive understanding of existing conditions and past performance | Carry out Risk Categorization through standard hazard potential classification (e.g., Low, Significant, High) based on Tanzania guidelines | Safety Audits: Perform visual ins