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Audited Plants by Name

Plant Audits as Determined by the Plant Audit Committee

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Company Plant Location MPa Start Date Expiry Date Certificate
Higgins Concrete Limited Dannevirke 40 01 Aug 2022 31 Jul 2023 Download PDF
Feilding 50 01 Aug 2022 31 Jul 2023 Download PDF
Hastings 45 30 Jun 2022 31 Jul 2023 Download PDF
Marton 40 01 Aug 2022 31 Jul 2023 Download PDF
Otaki (New Plant) 50 01 Aug 2022 31 Jul 2023 Download PDF
Palmerston North 50 01 Aug 2022 31 Jul 2023 Download PDF
Porirua 50 01 Aug 2022 31 Jul 2023 Download PDF
Richmond 50 01 May 2023 30 Apr 2024 Download PDF
Taupo 40 01 Feb 2023 31 Jan 2024 Download PDF
Te Matai 50 29 Jun 2022 31 Jul 2023 Download PDF
Waingawa 50 01 Aug 2022 31 Jul 2023 Download PDF
Waipukurau (New) 40 01 Aug 2022 31 Jul 2023 Download PDF
Wellington 50 01 Aug 2022 31 Jul 2023 Download PDF
Hi-Stress Concrete (2020) Limited Christchurch 50 01 May 2023 30 Apr 2024 Download PDF
Hynds Pipe Systems Limited Pokeno 50 01 Feb 2023 31 Jan 2024 Download PDF

Key/Notes

  1. (Satellite) Plant which operates intermittently, as a satellite of another plant. It uses the same materials, mix designs and personnel as the parent plant.
  2. * Interim audit certificate. Usually on 3 month period.
  3. MPa indicates highest mix strength recorded and accepted by the Audit.
  4. Mixes over 50MPa are subject to specific agreements with client and are designated Special Concrete as defined in NZS 3109/NZS 3104.