Tawa St Water Supply Upgrade

Tender ID: 483219

Tender Details

Tender #:
Contract 1971  
Status:
Closed
Publish Date:
11 February 2022
Closing Date:
03 March 2022

Tender Description

Whanganui District Council (WDC) is inviting tenders from suitably experienced contractors to construct the new water and gas main on Tawa St from Rata St to Kings Ave.

The scope of work includes but is not restricted to;
- The installation ONLY of principal-supplied water main materials, of a length of 670 metres of DN100 PVC-M watermain by open cut trenching, a length of 600 metres of DN150 mm PE gas main and 50 metres DN80 mm PE gain main by using the open cut trenching, and 35 metres DN80 mm PE gain main by using the directional trenching method. (The gas main and watermain will share the same trench)
- The installation of four new fire hydrants, five valves and associated streetwear.
- Supply and Install of 200mm x 25mm H4 Timber between gas and water mains, as a separation barrier between mains
- Relocation/realignment of all other utilities that may be required in order to deliver the scope.
- Private connections where needed.
- Flushing, disinfection and pressure testing of new water pipeline.
- Incorporation of materials supplied by the Principal into the contract works.
- Planned work shut-offs with appropriate public notice.
- Management of high groundwater conditions if necessary.
- Full reinstatement in line with existing conditions.
- As-built document preparation.
Enquiries regarding any aspect of the tender documents must be submitted in writing (e-mail is acceptable) to the Dave Rudolph, Senior Engineering Officer, at Dave.Rudolph@whanganui.govt.nz no later than three working days before the tender closing date.

Electronic online tender submissions will only be accepted and only via Online forum.

For any other tendering assistance, please contact WDC's Senior Procurement Officer, Lana Treen, between 10.00 am and 4.00 pm weekdays at: lana.treen@whanganui.govt.nz or DDI: 06) 349 3105, and outside of these hours on 021 263 7801. 


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