Water Supply Project in the Great Banjul Area Tender - 43518488

Procurement Summary

Country: Gambia

Summary: Tender for Water Supply Project in the Great Banjul Area (WASIB)

Deadline: 13 Jul 2020

Posting Date: 20 Jun 2020

Other Information

Notice Type: Tender

TOT Ref.No.: 43518488

Document Ref. No.:

Competition: ICB

Financier: Self Financed

Purchaser Ownership: -

Tender Value: Refer Document

CPV Classification

45232100 - Ancillary works for water pipelines

Purchaser's Detail

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Tender Details

Expression of Interest are invited for Water Supply Project in the Great Banjul Area (WASIB).
REPUBLIC OF THE GAMBIA

Water Supply Project in the Great Banjul Area (WASIB)
CONSULTING SERVICES

Expressions of Interest
The National Water and Electricity Company of Gambia (NAWEC) has applied for a financing from Agence Française de Développement ("AFD"), and intends to use part of the funds thereof for payments under the following project Water Supply Project in the Greater Banjul Area (WASIB) / Design, Work Supervision & Technical Assistance of the short term & Medium term components.

The Services of the consultant shall consist in the following:

• To conduct preliminary design and detailed design of all works included in the medium term component – including emvironmental and social impact assessment, resettlement action plan, awareness campaign and support program toward gender balance issues. Works included in the medium term component are the following :

Medium term component - works

Improvement of pumping system features (depth, rate etc.)

Development of a new sub-shallow well-field in Kitty/sifoe area (10 x 50 m3/hour)

Development of the Maestrichtian aquifer (4 deep boreholes at existing plants: 1 at Serrekunda, 2 at Sukuta and 1 at Brikama)

Construction of the new well field’s MV lines

Construction of the new well field’s raw water transmission lines

New water treatment plant (500 m3/h aeration – 1200 m3 storage tank)

Clear water transmission line (10 km DN400 Ductile iron)

Telemetric and monitoring system of the new well field

Reinforcement of transmission lines bottlenecks :

- Kotu – Serrekunda bottleneck (0, 9km of PVC 315) ;

- Brikama city transmission lines (2, 8 kms PVC 400 + 1, 8 kms PVC 250).

Upgrade of 4 transfer pumps (3 to Brikama city and one on the new Sukuta – Fajara line)

Extension of Distribution lines :

around 100 kms of secondary & tertiary network and/or reinforcement of primary network

8000 service connections and 100 public standpipes

Construction of Kitty new plant’s elevated tank (500 m3)

TOTAL Estimated budget : 9 Million Euros
• To ensure work supervision of the emergency works (including Visa of technical documents submitted by the contractors, work supervision of construction contractors, technical and financial control of the project, commissioning etc.). Emergency works are the following :

Emergency works

Rehabilitation of 8 damaged water tanks liners

Replacement of 5 water tanks (Serrekunda old tank, Serrekunda reservoir, Mandinari & Farato, Latrikunda tank)

Replacement of 9 old transfer pumps

Upgrade of 2 transfer pumps (Brikama north line & Kotu ring)

Purchase of wells spare submersible pumps, motors and impellers

Purchase of a truck with crane for well pumps maintenance

Building of 2 boreholes in the airport sector

Connexion of the 2 boreholes + 2 existing ones not equipped in the airport sector with transmission lines and MV lines

Bulk water metering (wells, transmission lines, distribution outlets)

Replacement of faulty non-return valves & altimetric valves

Telemetric remote control-command of elevated tanks & Brikama well fields and the stand alones

Replacement of 10 000 customer water rmeters

Laboratory equipment upgrade

Replacement of the chlorination process by Calcium Hypochlorite

TOTAL Estimated budget : 3.4 Million Euros

• To prepare tender documents for the procurement of the medium term component works and actions ;

• To support the Project Management Unit in the procurement process, especially for evaluation of tenders and negotiation of contracts ;

• To ensure supervision of the different construction contractors involved in the medium term component (including Visa of technical documents submitted by the contractors, work supervision, technical and financial control of the project, commissioning etc.) ;
• To perform the following diagnostics and technical support for NAWEC :

Medium term component – diagnostics & technical assistance :

• Diagnostic of all existing wells’ productivity

• Sub-shallow aquifer modelling and optimization of boreholes location of the new well field

• GIS software and related IT equipment procurement and implementation

• Building and calibrating of the distribution networks hydraulic model

• To provide training and capacity building toward the Project Management Unit and the involved services of NAWEC’s water department, especially in the technical fields concerned by the project :

o Project management and work supervision,

o Well fields management and monitoring

o GIS updating, development and use for operational purposes,

o Hydraulic modelling updating and use for operational purposes,

o Non-revenue water reduction and monitoring,

o Energy optimization,

o Water quality testing and monitoring,

o Use of calcium hypochlorite chlorination process, and maintenance of equipment,

o Telemetric system management, operating and maintenance,

o Safety procedures and training,

o Preventive maintenance of electromechanical equipment.

• To ensure Technical Assistance toward the Project Management Unit in implementing the project and to help NAWEC ensuring that:

o Procurement of goods, services and works are compliant with procurement rules and delivered in optimal timeframes ;

o All contracts are properly managed and ;

o All relevant reports are prepared in a timely manner ;

o There is proper management and timely disbursement of funds.

The scope of work of the consultant may include other tasks, such as the preparation of the terms of reference for the preparation of a countrywide water-and-sanitation masterplan.

The total duration of the contract is estimated at 36 months with a possible extention for 12 extra-months.

The estimated budget is of 170 person/month, including 100 person/month for experts and 70 person/month for construction supervision. The option includes 40 person/month, including 24 person/month for construction supervision.
The National Water and Electricity Company of Gambia (NAWEC) hereby invites Applicants to show their interest in delivering the Services described above.

This Request for Expressions of Interest is open to:
√ Consulting firms q Individual consultants
q NGOs q Joint Venture between NGO(s) and consulting firm(s)
Eligibility criteria to AFD financing are specified in sub-clause 1.3 of the "Procurement Guidelines for AFD Financed Contracts in Foreign Countries", available online on AFD’s website: http://www.afd.fr.

The Applicant shall submit only one application, either in its own name or as a member of a Joint Venture (JV). If an Applicant (including any JV member) submits or participates in more than one application, those applications shall be all rejected. However, the same Subconsultant may participate in several applications.

If the Applicant is a JV, the expression of interest shall include:

- a copy of the JV Agreement entered into by all members,

or

- a letter of intent to execute a JV Agreement, signed by all members together with a copy of the Agreement proposal,

In the absence of this document, the other members will be considered as Subconsultants.

Experiences and qualifications of Subconsultants are not taken into account in the evaluation of the applications.

Interested Applicants must provide information evidencing that they are qualified and experienced to perform those Services. For that purpose, documented evidence of recent and similar services shall be submitted.

Determination of the similarity of the experiences will be based on:

- The contracts size;

- The nature of the Services (Preliminary & Detailed design, Technical assistance, Work supervision);

- The technical area and expertise (Groundwater aquifer modelling, Construction of boreholes, Drinking water treatment & supply, Water networks modelling, management of GIS, Reduction of Non revenue water, Work supervision, Project Management, Capacity building);

- The location (Sub-Saharian African and English speaking countries).
The Client will also take into account for the evaluation of the applications the following items:

- Skills and availability of in-house technical back-up experts provided to the on-site experts;

- Local partners;

- Quality assurance procedures and certifications of the Applicant – ISO 9001.
Among the submitted applications, the National Water and Electricity Company of Gambia (NAWEC) will shortlist a maximum of six (6) Applicants, to whom the Request for Proposals to carry out the Services shall be sent.

The Expressions of Interest must be submitted to the address below no later than

13th July 2020 at 4:00 pm GMT.

The Office Managing Director National Water and Electricity Company Ltd

PO BOX 609 53 Mamadi Maniyang Highway kanifing, Banjul The Gambia

Telephone: 00220 -9962551 /00220-3143301

Email: [email protected] [email protected]

Interested Applicants may obtain further information at the address below during office hours:

National Water and Electricity Company Ltd 53 Mamadi Manjang Highway Kanifing, Banjul The Gambia 8.00am to 4.00pm
NOTICE: ADDENDUM

The scope of the consultant for the masterplan is "citywide" instead of "countrywide" as mentioned earlier.

For more information please find attached the full document with the appendix.

Documents

 Tender Notice