Windfarm
Mill Creek Windfarm
Project Overview: The mill creek Construction of access roading, bulk earthworks, drainage and environmental controls for the 26 turbine Mill Creek windfarm. West Coast of the north island between Wellington and Porirua.
Earthworks were completed in 12 months and during winter with some steep terrain. Innovative construction methods allowed work to progress during the wet seasons.
Environmental
Weekly audits carried out by GWRC and Higgins
160 Decanting Earth Bunds constructed and maintained in tricky conditions
Batter stabilisation with coconut matting
Hay mulching waste dumps quickly to minimise open areas
Earthworks
21km of road was constructed
296,000m3 of cut to fill
437,000m3 of cut to waste
50,000m3 of topsoil
50,000m3 of undercut
Construction of lay down area for Concrete Plant
Access road through Spicer landfill and neighbouring Spicer forest
