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Silverbrooke is a mixed density subdivision in challenging terrain in the Porirua suburb of Whitby. BOSCO has teamed with Action to deliver the works for the client Serendipity Holdings.

  • The Stage 1 civils package followed on from the successful completion of the earthworks programme by BOSCO.

  • The site contains variable material profiles and the works are being completed alongside the ongoing earthworks programme.

  • Despite various issues through consenting and design the project is currently on schedule and on budget.

Project scope

The scope of the project included:

  • Stormwater and Sanitary Sewer works including complex outlet structures.

  • Combined services including pressure water main and medium and high density servicing.

  • Asphalt and concrete roading works.



Brookside is a medium density subdivision in a former golf-course in Whitby. BOSCO
worked closely with Orogen to deliver the works for our client Classic Developments.

  • The stage 3 and four earthworks for the required a stream diversion as well as works around and up
    to a new bridge.

  • The low-lying nature of the site presented some challenges in materials as well as weather.

  • BOSCO worked with orogen and the client to maximise productivity during delay periods brought on
    by external material supply and weather.

Project scope

The scope of the project included:

  • Site clearance.

  • Erosion and sediment control.

  • Bulk earthworks including cut and import to fill.

  • Diversion of a live stream.

  • Platform preparation for housing.

  • Temporary works for access.

Together with Orogen and Classic BOSCO

was able to deliver significant costs savings

for the customer.

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