Water Mains Cleaning, Hydrant & Valve Maintenance & Hydrant Testing

⁠⁠⁠The scope includes all activities associated with the work described above and includes, but is not limited to:
* Familiarisation with location of proposed works hydrants, valves, pipelines and critical customers in areas.
* Site Establishment which includes accommodation for the duration and living expenses;
* Pre-planning of work in consultation with the Principal's representatives;
* Some area`s contain several Commercial / Industrial premises, this may require the Provider to work out of hours with approval of the Principal or Principals representative.
* Some areas of works related to this tender are affected by PRV`S (Pressure Reduction Valves). Area’s that have PRV’s require special planning so the PRV does not fail due to sediment getting caught inside of them.
* Some areas of works related to this tender are affected by Pressure Zones, may require additional planning.
* Communication with Principal and Householders (Including leaflet delivery);
* Cleaning soil and waste buildup in hydrant/valve boxes and disposal of this waste;
* Cleaning of hydrant and refurbishment of all line marking for the hydrant as per Council standard drawing (Note this includes thermoplastic line-marking);
* Cleaning of Valve and refurbishment of all line marking for the valve as per Council standard drawing (Note this includes thermoplastic line-marking);
* Isolate sections of water main under the direction of the Principal's representatives;
* Cleaning of Water Mains using air scouring equipment including cleaning of each individual hydrant's internal throats during the scouring;
* Filtering of dirty water expelled from the mains. (no Water discharged directly to stormwater without control)
* After completion of main scouring, install standpipe with macrometer and test individual hydrants for flow and pressure under a range of operating conditions;
* Recording flow/pressure results and hydrant fault / defects in a handheld device. Device charge must be maintained (handheld and charger provided by Council).
* Provision of handheld data download with Council's representative on a weekly basis;
* Provision of Inspection and test reports together with measurements for cleaned watermains (Section 6 )
* Provision of valve report showing valve direction of rotation, condition rating, faults or maintenance problems for each valve.
* Provision of amended hardcopy plans of water network where errors or omissions are found in the field;
* Provide an average colour assessment of area`s discharge during scouring. (rated on a 1-5 rating, 1 being the clearest colour);
* Maintaining service to householders;
* Restoration of work-sites;
* Liaise with customers on complaints or questions as the first point of contact.

The successful Bidder shall be sufficient experienced in the operation of a water reticulation network including the safe use of standpipes, macrometers, valve keys so as to not cause undue leaks or faults of reticulation assets.

Full details of the scope of works are included in the General Conditions of Contract, Technical Specifications and Drawings sections of this document.

Offer Documents are available for download at no charge here from Tweed Shire Council’s website.

Bidders must complete a short bidder registration process and then log on to Council’s Tender page ("eTender") to download documents.

Closing Date: Wednesday, 7 November 2018 4:00 PM (Daylight Saving Time)

Contact Email: garyca@tweed.nsw.gov.au