Consultancy Services for Preparation of Risk Based Dam Inventory and Development of National Dam Information Management System (DIMS).

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 inspections of embankments, spillways, outlet works, and

instrumentation.

II

Development of the Dam Information Management System (DIMS)

System Architecture Design: Design a secure, centralized database for storing technical specifications, inspection reports, and real-time

monitoring data

Database Development: Create a repository for geospatial data (GIS mapping) and historical safety

records.

Analytics Dashboard: Build a backend interface that generates automated risk alerts and health status reports for regulators.