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Weighbridge Certifications
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SOUTH ISLAND WMS PUBLIC WEIGHBRIDGES
Winton
Winton – 4th December 2025
Winton COA Expiry 4th December 2025
SOUTH ISLAND MANAGED PRIVATE WEIGHBRIDGES
Westland Minerals Westport
Westland Minerals ( Westport ) Expiry 31st January 2026
West Coast Bulk Logistics COA Expiry 31st January 2026
C3 Christchurch
C3 Christchurch 7th May 2026
C3 COA Expiry 7th May 2026
NORTH ISLAND WMS PUBLIC WEIGHBRIDGES
Wairoa
Wairoa – 14th July 2026
Waipukurau
Waipukurau – 1st November 2025
Waipukurau COA 1 Expiry 1st November 2025
Waipukurau COA 2 Expiry 1st November 2025
Waipawa
Waipawa – 9th September 2025
Waimarama
Waimarama – 9th September 2025
Te Puke
Te Puke – 2nd November 2025
Te Kuiti
Te Kuiti – 22nd January 2026
Taupo
Taupo – 26th January 2026
Taumarunui
Taumarunui – 19th September 2025
Tauhara
Tauhara – 2nd September 2025
Rotorua
Rotorua 11th June 2026
Rotorua COA 1 Expiry 11th June 2026
Rotorua COA 2 Expiry 11th June 2026
Pokeno
Pokeno – 13th August 2025
Pokeno NJ Wood COA 1 Expiry 13th August 2025
Pokeno NJ Wood COA 2 Expiry 13th August 2025
Napier
Napier – 22nd July 2026
Severn St COA Bridge 1 Trailer Expiry 22nd July 2026
Severn St COA Bridge 1 Truck Expiry 22nd July 2026
Severn St COA Bridge 2 Trailer Expiry 22nd July 2026
Severn St COA Bridge 2 Truck Expiry 22nd July 2026
Masterton
Masterton – 15th July 2025
Masterton COA 1 Expiry 15th July 2025
Masterton COA 2 Expiry 15th July 2025
Levin
Levin – 21st July 2026
Levin COA 1 Expiry 21st July 2026
Levin COA 2 Expiry 21st July 2026
Feilding
Feilding – 26th August 2025
Feilding COA 1 Expiry 26th August 2025
Feilding COA 2 Expiry 26th August 2025
Dannevirke
Dannevirke – 9th September 2025
Bulls
Bulls – 11th November 2025
COA Bulls 1 - Expiry 11th November 2025
COA Bulls 2 - Expiry 11th November 2025
NORTH ISLAND MANAGED PRIVATE WEIGHBRIDGES
Port of Tauranga
Port of Tauranga – 1st July 2025
Port of Tauranga COA No 1 Truck Expiry 1st July 2025
Port of Tauranga COA No 1 Trailer Expiry 1st July 2025
Port of Tauranga COA No 2 Truck Expiry 1st July 2025
Port of Tauranga COA 2 Trailer Expiry 1st July 2025
Nutrinza Mount
Nutrinza Mount – 10th June 2026
Nutrinza Mount Expiry 1 10th June 2026
Nutrinza Mount Expiry 2 10th June 2026
Northport
Northport – Western Bridge 27th June 2026 & Eastern Bridge 28th June 2026
NP Western Truck Bridge COA 27th June 2026
NP Western Trailer COA Expiry 27th June 2026
NP Eastern Truck COA Expiry 28th June 2026
NP Eastern Trailer COA Expiry 28th June 2026
Napier Port
Napier Port – 10th April 2026
Napier Port COA 1 Expiry 10th April 2026
Napier Port COA 2 Expiry 10th April 2026
Millari NZ Gisborne
Millari NZ Mill Gisborne – Expiry 9th April 2026
Kiwi Lumber Gisborne
Kiwi Lumber Gisborne – Expiry 5th November 2025
Kinleith
Kinleith – 22nd January 2026
Kinleith COA 1 22nd Jan 2026
Kinleith COA 1 22nd Jan 2026
Kawerau Town
Kawerau Town – 13th December 2025
COA for Kawerau 1 - Expires 13th Dec 2025
COA for Kawerau 2 - Expires 13th Dec 2025
Kawerau Stems
Kawerau Stems – 13th December 2025
Eastown Rail Whanganui
Eastown Railhead – Expiry 26th January 2026
Eastown COA 1 Expiry 14th January 2026
Eastown COA 2 Expiry 14th January 2026
Centreport
Centreport – 18th July 2025
Centreport COA 1 Expiry 18th July 2025
Centreport COA 2 Expiry 18th July 2025