Tender Details
Orbal Inlet Screen and Screw Wash Press Replacement
Business Name
Wagga Wagga City Council
VP Reference #
VP469565
Buyers Reference #
CT2026002
Opens
Tuesday 22 July 2025 (AUS Eastern Standard Time)
Closes
Friday 15 August 2025 02:00 PM (AUS Eastern Standard Time) CLOSED
Supplier query cut-off
Sunday 10 August 2025 02:00 PM (AUS Eastern Standard Time)
Expected decision
Monday 06 October 2025 (AUS Eastern Standard Time)
Buyer Details
Business Name
Wagga Wagga City Council
Location
243 Baylis St
Wagga Wagga, New South Wales 2650
Australia
WebSite:
https://www.wagga.nsw.gov.au/
Business Info
Wagga Wagga is a vibrant city nestled in the heart of the Riverina on the banks of the Murrumbidgee River. The largest city in inland New South Wales, Wagga Wagga encompasses a total land area of 4,825 sq km and is perfectly situated about 455 kilometres south-west of Sydney and 452 kilometres north-east of Melbourne.

Serving more than 66,000 residents, The Wagga Wagga City Council is the 39th largest Local government area by population and the 48th by land area of the 128 LGA’s in NSW.
Contact Details
The buyer has elected to have their personal and contact details hidden. These details will be revealed at the buyers discretion.
What the buyer is requesting
Details
Council invites tenders from suitably qualified and experienced suppliers and contractors for the supply, installation, and commissioning of a new inlet screen and screw wash press at the Narrung Street Wastewater Treatment Plant (WWTP).

This tender is divided into two parts:

• Part A: Supply of new drum screen and screw wash press.

• Part B: Installation and commissioning of the supplied equipment.

Council reserves the right to award each part separately or to a single contractor based on overall value for money, experience, and capability.

See attached documents for more information
Supplier lists selected
Lists
  • Building Trade, Repairs, Maint.
  • Water & Sewage
Categories selected
Categories
  • Building Trade & Repairs & Maintenance Services
    1: Water Treatment Services
  • Water & Sewage
    1: Sewer & Drain Maintenance & Rehabilitation
    2: Water & Sewage Treatment Plant Construction
Regions of Service
Locations
  • New South Wales
    1: Murrumbidgee

All Regions of Service locations are within Australia.
Information requested by others
24/Jul/2025 11:24 AM
Question:
Is there a nominal flow rate/capacity and aperture associated with the screen and washpress?

Answered on 28/Jul/2025 09:40 AM:


The design parameters for Inlet Screen Design Parameters are as per below:

- Maximum Design Flow: 395 L/sec

- Channel Width: 1,450 mm

- Channel Depth: 1,450 mm

- Screen Aperture: 3.0 mm (Wedgewire or holes)

- Maximum Solids Content: 250–400 mg/L
28/Jul/2025 10:28 AM
Question:
Please can you provide the following information in order to select a suitable screening system for your requirements:

- Max design flow capacity required in L/s

- Screening aperture type: Perforated plate or wedge wire/slotted bar?

- Aperture gap size required?

- TSS data (if available)

- Type of screenings in the flow? Do you see a lot of large objects or rags?

- Material of construction: SS304 or SS316?

- Any photos you have of the existing installation would be useful too

Answered on 28/Jul/2025 02:18 PM:


Please find response as follows:

Q: Max design flow capacity required in L/s

A:395 l/sec

Q: Screening aperture type: Perforated plate or wedge wire/slotted bar?

A: Either is acceptable

Q: Aperture gap size required?

A: 3mm

Q: TSS data (if available)

A: 250-400 mg/l

Q: Type of screenings in the flow? Do you see a lot of large objects or rags?

A: Typical inlet works, anything from McHappy meal toys to false teeth.

Q: Material of construction: SS304 or SS316?

A: Vendor to decide. Vendor can provide price for both with recommendation.

Q: Any photos you have of the existing installation would be useful too.

A: Photos to be posted separately once obtained
Updates made to this Request
04/Aug/2025 09:19 AM
Please note: The following attachment has been recently added.

1. Added: CT2026002 Addendum 1.pdf

Please consider this attachment when responding.