Mattamy Whitevale Subdivision

Mattamy Whitevale Subdivision

The Mattamy Whitevale Subdivision, located in Pickering, Ontario is a 75 ha development parcel approved for 1018 units, including a school and park block. Burnside completed the Detailed Design and Construction Administration of the first two Phases (South and Central) and has prepared a Functional Servicing Report (FSR) for the Seaton TFPM Inc. Lands (North).

The Detailed Design and Construction Administration services included:

  • Subdivision design for 75 ha, well over 1000 lots over 4 phases, including 3 Stormwater Management Ponds with an estimated servicing and earthworks construction value of $30,000,000
  • 100 year capture and conveyance under Whitevale Road (Regional), including dual drainage modelling
  • Coordination with Whitevale Road Assignment 7C along frontage including over-control in stormwater management facilities (SWM)
  • Stacked local sanitary sewer above a Regional Sanitary Sub-Trunk on local subdivision roads

Burnside provided specialty design and permitting expertise in relation to:

  • Conservation Authority permitting for SWM encroaching into NHS and designated habitat corridor and a follow-up Environmental Monitoring Program
  • Feature-based water balance for designated wetlands and wood lot communities
  • Centralized low impact development (LID) facilities downstream of SWM facilities to achieve 5mm recharge volume requirements with treated runoff

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