PLANT AUDIT SCHEME

for Audit of Concrete Production Plants

Northland / Auckland

Audited Plants by Zone

Plant Audits as Determined by the Plant Audit Committee

Company Plant Location MPa Start Date Expiry Date
Allied Concrete Avondale 50 01 Nov 2019 31 Oct 2020
Bombay 50 01 Nov 2019 31 Oct 2020
East Tamaki 50 01 Nov 2019 31 Oct 2020
Penrose 50 01 Nov 2019 31 Oct 2020
Silverdale 50 01 Nov 2019 31 Oct 2020
Waipapa 50 01 Nov 2019 31 Oct 2020
Whangarei 50 01 Nov 2019 31 Oct 2020
Atlas Concrete Limited Kumeu 50 01 Nov 2019 31 Oct 2020
Maungaturoto 50 01 Nov 2019 31 Oct 2020
Panmure 50 01 Nov 2019 31 Oct 2020
Ruakaka 50 01 Nov 2019 31 Oct 2020
Silverdale 50 01 Nov 2019 31 Oct 2020
Takapuna 50 01 Nov 2019 31 Oct 2020
Warkworth 50 01 Nov 2019 31 Oct 2020
Wiri 50 01 Nov 2019 31 Oct 2020
Counties Ready Mix Limited Drury No. 1 50 01 Nov 2019 31 Oct 2020
Drury No. 2 (Satellite) 50 01 Nov 2019 31 Oct 2020
Firth Industries Albany 50 01 Nov 2019 31 Oct 2020
Auckland Airport 50 01 Nov 2019 31 Oct 2020
Dargaville 50 01 Nov 2019 31 Oct 2020
Hamer Street 50 01 Nov 2019 31 Oct 2020
Henderson 50 01 Nov 2019 31 Oct 2020
Leonard Road 50 01 Nov 2019 31 Oct 2020
Manukau 50 01 Nov 2019 31 Oct 2020
Pukekohe 50 01 Nov 2019 31 Oct 2020
Puketona 50 01 Nov 2019 31 Oct 2020
Russell (Satellite) 50 01 Nov 2019 31 Oct 2020
Silverdale 50 01 Nov 2019 31 Oct 2020
Waiheke Island 50 01 Nov 2019 31 Oct 2020
Whangarei 50 01 Nov 2019 31 Oct 2020
Marsden (Satellite) 50 01 Nov 2019 31 Oct 2020
Formstress Precast Limited Waiuku 50 01 Nov 2019 31 Oct 2020
Hynds Pipe Systems Limited Pokeno - - -
Mangonui Haulage Limited Mangonui 50 01 Nov 2019 31 Oct 2020
New Zealand TT Concrete Limited Mangere - - -
Pukepoto Ready Mix Limited Kaitaia 50 01 Nov 2019 31 Oct 2020
Stevenson Concrete Limited Drury 50 26 Oct 2019 31 Oct 2020
East Tamaki 50 01 Nov 2019 31 Oct 2020
Penrose 50 08 Apr 2020 31 Oct 2020
Stresscrete Northern Limited Papakura No. 1 50 01 Nov 2019 31 Oct 2020
Papakura No. 2 50 01 Nov 2019 31 Oct 2020
Virgin Concrete Limited Kamo 50 01 Nov 2019 31 Oct 2020
Wharehine Ready Mixed Concrete Limited Mangawhai 50 01 Nov 2019 31 Oct 2020
Matakana 50 01 Nov 2019 31 Oct 2020
Wellsford 50 01 Nov 2019 31 Oct 2020

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.