PLANT AUDIT SCHEME

for Audit of Concrete Production Plants

A

Audited Plants by Name

Plant Audits as Determined by the Plant Audit Committee

A

Company Plant Location MPa Start Date Expiry Date Certificate
Aitkens Concrete Limited Gisborne 50 01 Aug 2025 31 Jul 2026 Download PDF
All Concrete Services Limited t/a Bridgeman Concrete Manawatu Palmerston North 50 28 Aug 2025 31 Jul 2026 Download PDF
Allied Concrete Limited Alexandra 50 01 May 2025 30 Apr 2026 Download PDF
Ashburton 50 01 May 2025 30 Apr 2026 Download PDF
Cromwell 50 01 May 2025 30 Apr 2026 Download PDF
Dunedin (Logan Point) 50 01 May 2025 30 Apr 2026 Download PDF
Mosgiel (Satellite) 50 01 Aug 2025 30 Apr 2026 Download PDF
Gore 50 01 May 2025 30 Apr 2026 Download PDF
Greymouth (South Beach) 50 01 May 2025 30 Apr 2026 Download PDF
Hautapu 50 01 Feb 2025 31 Jan 2026 Download PDF
Invercargill 50 01 May 2025 30 Apr 2026 Download PDF
McAlpine Street, Christchurch 50 01 May 2025 30 Apr 2026 Download PDF
Nelson 50 01 May 2025 30 Apr 2026 Download PDF
Penrose 50 01 Nov 2025 31 Oct 2026 Download PDF
Renwick 50 01 May 2025 30 Apr 2026 Download PDF
Silverdale 50 01 Nov 2025 31 Oct 2026 Download PDF
Wanaka 50 01 May 2025 30 Apr 2026 Download PDF
Washdyke (Timaru) 50 01 May 2025 30 Apr 2026 Download PDF
Allied Queenstown Concrete Limited Frankton, Queenstown 50 01 May 2025 30 Apr 2026 Download PDF
Amuri Ready Mix Limited Waiau 50 01 May 2025 30 Apr 2026 Download PDF
Ashburton Contracting Limited Ashburton 50 01 May 2025 30 Apr 2026 Download PDF
Atlas Concrete Limited Kumeu 50 01 Nov 2025 31 Oct 2026 Download PDF
Maungaturoto 50 01 Nov 2025 31 Oct 2026 Download PDF
Panmure 50 01 Nov 2025 31 Oct 2026 Download PDF
Ruakaka 50 01 Nov 2025 31 Oct 2026 Download PDF
Silverdale 50 01 Nov 2025 31 Oct 2026 Download PDF
Takapuna 50 01 Nov 2025 31 Oct 2026 Download PDF
Warkworth 50 01 Nov 2025 31 Oct 2026 Download PDF
Wiri 50 01 Nov 2025 31 Oct 2026 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.