Procurement Summary
Country : Mauritius
Summary : Rehabilitation of Poudre D'or Balancing Tank and Associated Works
Deadline : 14 Jul 2021
Other Information
Notice Type : Tender
TOT Ref.No.: 54035350
Document Ref. No. : CWA/IFB/2021/615
Financier : Self Financed
Purchaser Ownership : -
Tender Value : Refer Document
Purchaser's Detail
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Login to see detailsTender Details
Tenders are invited for Rehabilitation of Poudre D'or Balancing Tank and Associated Works at Pumping Stations.
surface pumps at Poudre D-Or Balancing Tank. Characteristics of the new surface pumps to be
installed will be 2 Nos. Pumps with pumping capacity of 1200 m3/h x 60 m Head (1 duty pump +
1standby pump)
c. Construction of new pipe arrangement to connect the new surface pumps to the existing
pumping mains.
d. Realignment of two existing mains (300 mm DI and 250 mm DI) from the Poudre d-Or main
road to the Balancing Tank premises.
e. Demolition of existing chambers and construction of new chambers for Altitude Valves,
Sluice Valves, Pressure Reducing Valves, Boreholes and Washouts and installation of marker
posts.
f. Construction of thrust blocks and concrete surround for pipe protection and other
miscellaneous works.
g. Road crossings as shown on drawings as well as crossings under existing culverts, drains
and other services such as water pipes, telecom cables, etc.
h. Connections to existing pipes and diversion of existing services.
i. Site clearance, preparation and excavation works, including all temporary access provisions
and Site establishment.
j. Monitoring of temporary works, excavation stability, and stability of existing buildings,
structures and services that may be affected by the Works including Design, supply and
installation of temporary excavation support systems for the Works.
k. Liaison and coordination with authorities for diversion of existing services,
transplanting/felling of trees, or other similar activities related to the Works which shall be
executed by others, such as Statutory Authorities, Government Departments, and utility
companies.
l. All Electrical Works associated with refurbishments and upgrading works at the Poudre D-Or
Balancing Tank and the four (4) associated borehole sites as follows: Borehole 792 and 820
(same site) at Piton Bon Espoir, Borehole 123(111) and 124(1V) (same site) at Poudre d-Or
Hamlet Pumping Station, Borehole 537 at L-Esperance Trebuchet and Borehole 752 at Poudre
d-Or.
m. Design and supply, install, test and commission all electrical equipment to be used with
respect to pumping water from the four (4) borehole sites to Poudre D-Or Balancing Tank
n. The contractor shall design and supply, install, test and commission all mechanical
equipment to be used with respect to pumping water from the four (4) borehole sites to Poudre
D-Or Balancing Tank, whereby water disinfection will be carried out and subsequently water
pumped out to the two (2) reservoir sites.
o. Supply, transport to site, installation, testing and commissioning of the SCADA system
designed for control and supervision for Poudre d-Or Balancing tank and the associated 4
borehole sites, inclusive of fully designed Telemetry System.
p. Installation and commissioning of Surveillance Camera Systems
q. Asphalt works and placing of drains/kerbs
r. Reinstatement of damaged/disturbed buildings, structures, services, road surfaces, kerbs,
footways, turfed areas, etc.
s. Landscaping works within the work sites, including grass planting, cutting of bushes,
removal of foliage, lopping/felling of trees and carting away of same.
Any other work as may be required for the completion of the Works as shown on Drawings or as
specified in the Contract Documents or as directed by the Engineer.
Bidders are requested to attend a Pre-Bid meeting to be held in the PMO Conference Room,
CWA Head Office, St Paul, Phoenix on Tuesday 22 June 2021 at 10.00 hrs, which will be
followed by a Site Visit.
Documents
Tender Notice