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FEATURED OPERATION – WHAREHINE CONTRACTORS Premium-grade aggregates from Wharehine Quarries are an integral part of much of our region’s infrastructure – and have been for more than 50 years. Strong and resistant to weathering, Greywacke rock from Wharehine’s Millbrook and Matakana quarries paves thousands of kilometres of roads throughout the North Auckland Region. During construction […]

Citation - Dennis Cochrane

Citation – Dennis Cochrane

Late in 2007, the IOQ chose Dennis Cochrane to be the recipient of a Citation for his long standing service (approx 18 years) to the Northland Branch of the Institute. Before it could be awarded, Dennis died suddenly in March 2008. As a measure of the high esteem held for Dennis, the Citation was awarded […]

Whangarei Quarry Gardens

What do you do with a disused quarry ? This quarry site is in the process of being restored. The (web)site makes an interesting read, and if you enjoy gardening and rare plants, the physical site is also well worth a visit Native birds abound – wood pigeons and the like See the spectaular 40 […]

Waitangi Conference 2005 - A roaring success

Waitangi Conference 2005 – A roaring success

Lion-Man – Craig Busch from TV 2?s popular show stole the Friday Komatsu luncheon showing off two of his pet white tiger cubs. Wowed the audience and the kids. Anthony Hartcher.Now this chap had a great time:-* Won the ?best dressed bloke? at the Cable Price Country and Western themed evening.* Presented a paper on […]


On Wednesday 15 June 2005, 27 people gathered at Winstone Aggregates Otaika Quarry (Whangarei). The evening consisted of a quick meeting with discussion on the 2005 Conference (GENERATION ROCK). Conference committee gave a report on what?s happening at Waitangi and progress to date. Andrew Dronjak, Quarry Supervisor Holcim Aggregates Manukau Quarry also the winner of […]


On Wed 12 November 2003 a meeting of approximately 50 people gathered at Winstone Aggregates Otaika Quarry (Whangarei) in an endeavour to re-activate the Northland Group. The response was positive. There was strong support from those actively engaged in the various facets of the industry and robust representation from associated suppliers of goods and services. […]