INVITATION TO BID (TENDER)
Reference No: NAWEC/WD/NCB/003/2024
Project Name: Water Network Improvement.
Dear Sir/Madam:
You are hereby invited to be a Bidder in the Tender described in the following documents. The Gambia Public Procurement Act defines a Tender as a type of Bid and anyone submitting a Tender or other Bid is known as a Bidder. Under the Tender process, there will be a public opening of all bids received as stated in 9 below.
- The National Water and Electricity Company has budgeted funds for the WATER NETWORK IMPROVEMENT. It is intended that part of these funds will be applied to eligible payments under the contract design and construction of the water main replacement and water distribution system improvement.
- The National Water and Electricity Company now invites sealed Bids from eligible Bidders for the Water Network Improvement.
Water Supply – Lot 1
- 1.1 C4 to Jambur Mosque Intersection Raw Water Transmission Line Replacement – The works for the C4 Borehole to Jambur Mosque Intersection Transmission Line includes:
a. supply of all labour, plant, tools and materials for the construction of works for the replacement of approximately 2.4Km of DN 250mm UPVC water transmission main from C4 Borehole to Jambur Mosque. The new main must be constructed with PE100 OD 280mm HDPE pipe. The pressure rating of the pipe must not be less than PN12.5
b. Tie -in the new works into existing.
- 1.2 Mandinari/ Daranka – The works within the Mandinari/Daranka area includes:
a. The supply of all labour, plant, tools and materials for the installation of new mains (DN150mm, DN100mm and DN80mm) and tie in of new mains and the associated fittings to include isolating valves, air valves, thrust blocks to existing mains. The extent of works is detailed below.
b. Transferring of existing service connections to new mains.
Item |
Location |
Pipe Size (mm) – DN |
Length (m) |
1 |
Mandinari/Daranka |
150 |
1900 |
2 |
Mandinari/Daranka |
100 |
6000 |
3 |
Mandinari/Daranka |
80 |
300 |
|
Total |
8200 |
|
|
|
|
|
Water Supply – Lot 2
2.1 Abuko New Borehole Transmission Main –
- Design and Installation of transmission Main from New Borehole (Borehole to be drilled by others) and connect to existing distribution network.
- The supply of all labour, plant, tools and materials for the installation of new distribution mains (DN150mm, DN100mm and DN80mm) and tie in of new mains and the associated fittings to include isolating valves, air valves, thrust blocks to existing mains. The extent of works is detailed below.
- Transferring of existing service connections to new distribution mains.
Item |
Location |
Pipe Size (mm) – |
Length (m) |
1 |
Abuko |
OD 225 |
400 |
2 |
Abuko |
DN 150 |
2900 |
3 |
Abuko |
DN100 |
3950 |
|
|
DN80 |
650 |
|
Total |
7900 |
3. The required time for the performance of the works is 160 calendar days.
4. The deadline for submission of inquiries and for requests for clarifications is two weeks before the close of Bids. A pre-bid conference will take place at the NAWEC Board Room, 53 Maniyang Highway NAWEC Board room Thursday 4th April 2024 at 10:00am.
5. Interested eligible bidders may obtain further information from NAWEC during official hours Monday to Thursday from 8:00am to 4:00pm and Fridays 8:00am to 12:30pm at the address given below:
Managing Director
National Water and Electricity
53 Mamady Maniyang
P.O. BOX 609
Kanifing Industrial Estate
The name(s) and position(s) of the Responsible Person(s) of the Procuring Organisation are:
Sainabou Nyang- Procurement Manager-snyang@nawec.gm-3443037
Kainding Sambou- Senior Procurement Manager-ksambou@nawec.gm-9957957
6. A complete set of Bid documents in English language may be purchased by interested Bidders on the submission of a written application to the above and upon payment of a non-refundable fee of D10,000.00.
7. Bidding will be conducted through National Competitive Bidding Procedure in accordance with the requirement of the Gambia Public Procurement Act 2022.
8. Bids must be delivered to the address indicated under Section 5 above before 12:00 Hours Banjul Time prompt on Tuesday 16th April 2024 and must be accompanied by a Bid Security from a reputable bank as follows:
Lot 1 |
D778,101.20 (Seven hundred and seventy-eight thousand, One hundred and One Dalais and twenty bututs). |
Lot 2 |
D466,395.00 (Four hundred and sixty-six thousand, three hundred and ninety-five Dalasis). |
Both Lots |
D1,244,496.20 (One Million, two hundred and forty-four thousand, four hundred and ninety-six Dalasis and twenty bututs). |
9. Bids will be opened in the presence of Bidders’ representatives who choose to attend in person at the address indicated under Section 5 above at 12:30pm on 16th April 2024.