Mangere BNR Upgrade

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Client 
McConnell Dowell - HEB Joint Venture

Sector
Sewer

Construction of 7.2km of 280mm OD PE Rising Main including 13 air valves, 13 odour filters and 13 scour valves.  The construction was a combination of Horizontal Directional Drilling and open trenching with depths of 2m - 4.5m.

Construction of 3.2km of 250mm OD PE Water Main including 8 air valves, 6 fire hydrants and 15 sluice valves.  The Construction was a combination of Horizontial Directional Drilling and open trenching with depths of 2m - 3.5m.

We carried out all construction including pressure testing and disinfection as per Watercare Standards.

The project value was $4.2 million and was constructed over a 12 month period.