Short-Term Reliability and System Strength Services for the North Country

Summary of the published description

Western Power is conducting a Non-Co-optimised Essential System Services (NCESS) procurement process for Reliability and System Strength Services for the North Country on a short-term contract basis (1-4 year terms). The services aim to address reliability and system strength concerns during planned or unplanned outage events affecting one or more 132 kV transmission lines supplying the area.

Eligibility

• Prospective NCESS providers
• Services must be located in the North Country, defined as the area supplied by the Rangeway, Geraldton and Chapman substations

contract awards across Australia with “strength” and “system” in the title

6

of them publish a value

4

range, as published

AUD 77,440 to AUD 633,669

median, as published

AUD 378,070

Past contract values, shown as history. Not a price guide for this tender.

The most recent

• Energy Corporation of NSW

  CW00756_Access Scheme and System Strength Development services for New England REZ

  AUD 633,669 · published 21 January 2026 · New South Wales

  Supplier shown after sign-in

• Australian Competition and Consumer Commission

  AER - System Strength Guideline Development

  AUD 77,440 · awarded 28 June 2024 · Australia (Commonwealth)

  Supplier shown after sign-in

• Transport and Main Roads

  Provision of Pavement Materials & Pre-Coated Screenings for Isis Highway at Various Locations Supply & Deliver road paving materials and screenings. REQUIREMENTS & TIMING Location 1: Voss Road Intersection (25 km) Location 2: Foleys Road Intersection (31 km) Location 3: Alfs Road Intersection (33 km) Location 4: Logging Creek Intersection (36.5 km) Location 5: Widening works 30.75-34.5 km The collective quantities required are as follows 10,000 tonne Type 2.1 pavement material 7,500 tonne Type 2.3 pavement material 1,500 tonne CBR10 material 300 tonne 10mm precoated aggregate 500 tonne 14mm precoated aggregate Note: Screenings will be delivered into stockpile. However all paving materials due to the nature of the works (ie narrow widenings) will need to be delivered in sidetippers. Project Specification General All work associated with the Offer shall be performed in accordance with the Department’s Technical Standard: - MRS05 (11/20) – Unbound Pavements - MRS22 (07/20) – Cover Aggregate. - MRS50 (09/20) – Specific Quality System Requirements A copy of these specifications are available from www.tmr.qld.gov.au or by contacting the project manager. Testing Requirements The Offeror shall undertake testing of the material using a NATA Certified Laboratory for the scope of testing required and registered (unconditional) with the Department of Transport and Main Roads as a CMT Supplier. This laboratory shall not subcontract any part of the scope of testing without express approval of the customer. Paving Material – Type 2.1 & 2.3 Maximum 5000 tonne lot Material Property Normal Testing Level Particle size distribution Q103A 1 per 1000 tonne Fines ratio (fines ratio, 0.075mm to 0.425mm sieves) 1 per 1000 tonne Liquid limit – Q104A 1 per 1000 tonne Plastic limit and plasticity index – Q105 1 per 1000 tonne Linear shrinkage – Q106 1 per 1000 tonne Linear shrinkage x% passing 0.425mm sieve 1 per 1000 tonne California bearing ratio – Q113A – ONLY for Type 2.3 1 per 2500 tonne Flakiness index – Q201 1 per 5000 tonne Wet/dry strength variation – Q205C See Note below Degradation factor – Q208B See Note below Ten percent fines value – Q205B See Note below Note: As per the Approved Testing Frequency Level of the Quarry Registration Certificate, for the specific quarry Cover Aggregate Material – For each material property, a minimum of one (1) test result shall be available which is traceable to the material in stockpile. Source Rock Tests: Max Lot Size 5000t Material Property Normal Testing Level Ten percent fines value (wet) – Q205B as per the Approved Testing Frequency Level of the Quarry Registration Certificate, for the specific quarry Wet/dry strength variation – Q205C Degradation factor – Q208B Water Absorption – Q214B Product Tests: Max Lot Size 1000t Particle size distribution - Q103B 1 test per 1000t Flakiness index – Q201 Average least dimension – Q202 Degree of precoating – Q217 Weak particles 2 – Q216 Crushed particles 1, 2 – Q215 1 test per 5000t 1 Required only where aggregate is obtained from other than a blasted quarry face 2 Testing to be undertaken on product prior to pre-coating Material Conversion: - For the purposes of evaluation each Offeror shall include details of the relevant conversion rates of the respective materials.

  AUD 594,880 · awarded 20 October 2021 · Queensland

  Supplier shown after sign-in

• Transport and Main Roads

  Provision of Pavement Materials & Pre-coated Screenings Supply & Deliver road paving materials and screenings. REQUIREMENTS & TIMING Location 1: Goodwood Road and Foleys Rd Intersection 1,000 tonne Type 2.1 pavement material 1,500 tonne Type 2.3 pavement material 500 tonne CBR10 material 25 tonne 10mm precoated aggregate 75 tonne 14mm precoated aggregate Note: Screenings will be delivered into stockpile however all paving materials will be delivered directly onto the road. Location 2: Goodwood Road and Garryowen Rd Intersection 250 tonne Type 2.1 pavement material 375 tonne Type 2.3 pavement material 200 tonne CBR10 material 25 tonne 10mm precoated aggregate 75 tonne 14mm precoated aggregate Project Specification General All work associated with the Offer shall be performed in accordance with the Department’s Technical Standard: - MRS05 (11/20) – Unbound Pavements - MRS22 (07/20) – Cover Aggregate. - MRS50 (09/20) – Specific Quality System Requirements A copy of these specifications are available from www.tmr.qld.gov.au or by contacting the project manager. Testing Requirements The Offeror shall undertake testing of the material using a NATA Certified Laboratory for the scope of testing required and registered (unconditional) with the Department of Transport and Main Roads as a CMT Supplier. This laboratory shall not subcontract any part of the scope of testing without express approval of the customer. Paving Material – Type 2.1 & 2.3 Maximum 5000 tonne lot Material Property Normal Testing Level Particle size distribution Q103A 1 per 1000 tonne Fines ratio (fines ratio, 0.075mm to 0.425mm sieves) 1 per 1000 tonne Liquid limit – Q104A 1 per 1000 tonne Plastic limit and plasticity index – Q105 1 per 1000 tonne Linear shrinkage – Q106 1 per 1000 tonne Linear shrinkage x% passing 0.425mm sieve 1 per 1000 tonne California bearing ratio – Q113A – ONLY for Type 2.3 1 per 2500 tonne Flakiness index – Q201 1 per 5000 tonne Wet/dry strength variation – Q205C See Note below Degradation factor – Q208B See Note below Ten percent fines value – Q205B See Note below Note: As per the Approved Testing Frequency Level of the Quarry Registration Certificate, for the specific quarry Cover Aggregate Material – For each material property, a minimum of one (1) test result shall be available which is traceable to the material in stockpile. Source Rock Tests: Max Lot Size 5000t Material Property Normal Testing Level Ten percent fines value (wet) – Q205B as per the Approved Testing Frequency Level of the Quarry Registration Certificate, for the specific quarry Wet/dry strength variation – Q205C Degradation factor – Q208B Water Absorption – Q214B Product Tests: Max Lot Size 1000t Particle size distribution - Q103B 1 test per 1000t Flakiness index – Q201 Average least dimension – Q202 Degree of precoating – Q217 Weak particles 2 – Q216 Crushed particles 1, 2 – Q215 1 test per 5000t 1 Required only where aggregate is obtained from other than a blasted quarry face 2 Testing to be undertaken on product prior to pre-coating Material Conversion: - For the purposes of evaluation each Offeror shall include details of the relevant conversion rates of the respective materials.

  AUD 161,260 · awarded 9 September 2021 · Queensland

  Supplier shown after sign-in

• Power and Water Corporation

  Darwin - Consultancy - System Strength Impact Assessment Guidelines

  value not published · Northern Territory

  Supplier not published

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