Northconnex

Northconnex

 

Northconnex

Image Courtesy of NorthConnex

NorthConnex will provide twin motorway tunnels around nine kilometres in length with a height clearance of 5.3 m and a speed limit of 80 km/h.

  • Client

    Transurban and NSW Government

  • Year Completed

    2019

  • Location

    Pennant Hills to Wahroonga

  • Value total ($)

    2.65 Billion

As part of NorthConnex, integration work along the Hills M2 Motorway is under way to allow the safe merge of traffic from the tunnel onto the Hills M2 Motorway via a new westbound lane from Pennant Hills Road to the Windsor Road interchange.

  • Twin nine-kilometre motorway tunnels each with a three-lane capacity for future traffic growth
  • A northern interchange at Pennant Hills Road and the M1 Pacific Motorway
  • A northern ventilation outlet and support facilities located within and immediately adjacent to the existing M1 Motorway corridor
  • A southern interchange at Pennant Hills Road and the Hills M2 Motorway
  • A motorway control centre, ventilation outlet and support facilities located near the southern interchange
  • Integration work on the Hills M2 Motorway to provide an extra 3.5 km lane and bridge widening works from Pennant Hills Road to the Windsor Road interchange
  • On and off-ramps linking the tunnel and the existing M1 Pacific Motorway, north of Edgeworth David Avenue
  • A switching station on Coral Tree Drive to power the tunnel and support facilities

AusDilaps scope of works included dilapidation inspections on a number of properties along the project route.

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