Statistics:
- Length:
140 km (Kwinana Fwy: 73 km) (The Spectacles to Baldivis: 13 km)
- Northern Terminus: Burns Beach Road (SR87) at Currambine
- Southern Terminus: Forrest Highway (former Old Coast Road and Perth-Bunbury Highway) (NR1) at Lake Clifton
- Suburbs,
Towns & Localities along route: North
Lake, Leeming, Bibra Lake, South Lake, Jandakot, Hammond Park, Aubin
Grove, Wandi, Mandogalup, Anketell and The Spectacles.
Route Numbering:
- Current:

- Road Authority Internal Classfication: H15 Kwinana Freeway 1
General Information:
The Forrest Highway, along with the Kwinana and Mitchell Freeways, are without a doubt one of the most important road systems in the Perth metropolitan area, and the southwestern part of the state.
Running in a north-south direction, the freeways link the north and southern suburbs of Perth together plus the southern city of Mandurah and the state's southwest, but also act as a coastal link between the northern and southern parts of the state. Built in stages from the late 1950s the route has seen enormous changes / extensions and is continuously undergoing expansion to this day.
Unique to the freeway sections is the passenger railway line down the median of the road corridor, which in parts also travels alongside other modes of public transport such as buses.
The route varies from 2 to 3 lanes wide in each direction, with provision in most of the newer sections to have another 1 to 2 lanes to be added when required. Exits along the route are somewhat close together, this is probably due to the large number of suburbs state route 2 services, south of Baldivis, the spacings are longer.
When first planned, the Mitchell Fwy was called the Yanchep Highway, as its envisaged that eventually the route will connect to the town.
The photos on this page cover the
Kwinana Freeway extension work in the Baldivis area. Click
here for the official web site of the Perth-Bunbury Highway
works.
Construction
Background:
2
The New Perth Bunbury Highway involved
the design and construction of 70.5 kilometres of dual carriageway
The route was constructed as a single project and will extend the
dual carriageway from Kwinana Freeway at Safety Bay Road in Baldivis,
around the eastern side of the Peel Inlet and Harvey Estuary to join
the existing dual carriageway on Old Coast Road at Lake Clifton.
The route was constructed to freeway standard from Safety Bay Road
to South Yunderup, a distance of 32 kilometres. The remainder
of the route, 38 kilometres, was initially be built as a rural
highway, with the ability to upgrade it in the future as traffic
demands increase.
Funded by both the Commonwealth and State Government of Western
Australia, the project doubled the length of the existing freeway
network and provides a high standard inter-regional road link.
The route links Perth and the South West, bypassing the heavily
populated areas in Mandurah and the Dawesville Peninsula, and avoiding
inland communities on the existing highway.
Five interchanges were constructed at Safety Bay Road, Karnup Road,
Paganoni Road, Lakes Road and Pinjarra Road.
Nine intersections were constructed and have the capacity to be
upgraded to interchanges in the future. They are located at Beacham
Road, Greenlands Road, Paull Road, Mills Road, Herron Point Road, Old
Bunbury Road, Dorsett Road, Old Coast Road and Peppermint Grove Road.
In total, 19 bridges were built to grade separate the interchanges
and extend the new Perth-Bunbury Highway over the Serpentine
River, Nambeelup Brook, Murray River/Pinjarra Road, South Yunderup
Road, Murray River floodplain, Harvey River and a number of Water
Corporation drains
It is the largest infrastructure project ever undertaken by Main Roads Western Australia.
History:
- 1957: Commencement of construction
of the Narrows Bridge and first stage of the Kwinana Fwy. 3
- 1967: Construction of the Kwinana
Freeway in inner southern Perth suburbs. 3
- 3 December 1976: South Perth
interchange opened. 7
- 1975: Additional land reserved for
the future extension of the Kwinana Fwy. 4
- 19 July 1979: Kwinana Freeway /
Canning interchange including Manning Road Bridge fully
operational. 7
- October 1980: Narrows Bridge median
lane opened to Northbound traffic. 7
- 29 March 1982: Narrows Bridge
median lane opened to southbound peak traffic, thus becoming a
reversible lane. 7
- 9 May 1982: Mt Henry Bridge and
Kwinana Freeway extension (6.5 km) from Canning Bridge to South Street
opened. 7
- February 1987: Introduction of bus
lanes. 3
- 18 December 1989: Kwinana Fwy bus
lane Canning Bridge to city opened. 7
- 14 July 1991: Kwinana Freeway from
South St to Farrington Rd opened. 7
- 12 December 1991: Kwinana Freeway
from Farrington Rd to Forrest Rd opened. 7
- November 1991: Kwinana Freeway bus
lane extended from Canning Bridge to Mt Henry Bridge. 7
- 11 September 1994: Extension of
Kwinana Freeway from Forrest Road to Thomas Road Kwinana opened on by
Kim Beazley. 3
- 1999-2001:
Construction of the South West Metropolitan Railway down the centre of
the freeway alignment - this was done by relocating 16 kilometres of
existing northbound carriageway 15 metres westwards. Also part of the
works was the construction of a 12km freeway extension southwards from
Thomas Road to Safety Bay Road, including interchanges at Mortimer and
Mundijong Road and freeway overpasses at Millar Road. 6
- 12
March 2006: the connection of the Roe Highway Stage 7, from South
Street to the Kwinana Freeway, officially opened to traffic. 7
- December 2006: Works commence on the Kwinana Freeway Extension from Safety Bay Road (SR18) Interchange at Baldivis to Pinjarra Road at North Yunderup. 8
- 20 September 2009: Completion of the 70 km Perth to Bunbury Highway project (Kwinana Fwy / Forrest Hwy) - bypassing the heavily populated areas in Mandurah and the Dawesville Peninsula, and avoiding the inland communities on South Western Highway. The route is freeway standard from Safety Bay Road to Pinjarra Road with the remainder of the route built as a divided rural highway. In the future as traffic demands increase, the highway will be upgraded to a freeway standard for its entire length. 7
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Foley Road Construction Zone:
Westbound at Baldivis approaching Kwinana Freeway (SR2). April 2009.
Image © Paul Rands
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Safety Bay Road Construction Zone:
Eastbound at Baldivis approaching Kwinana Freeway (SR2). June 2009.
Image © Paul Rands
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Safety Bay Road Construction Zone:
Eastbound at Baldivis approaching Kwinana Freeway (SR2). June 2009.
Image © Paul Rands
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Advance Directional Sign:
AD sign at Baldivis on Safety Bay Rd (SR18) approaching Kwinana Fwy (SR2). June 2009.
Image © Paul Rands
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Safety Bay Road / Kwinana Freeway Interchange:
Eastbound at Baldivis. June 2009.
Image © Paul Rands
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Roadworks
Sign:
Sign at
Baldivis near the former intersection with Folly Road indicating the
extension of the Kwinana Freeway. December 2007.
Image © Paul Rands
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End of Freeway 500m:
Sign indicating at Baldivis
the end of the freeway is 500 m ahead. Previously this location was
signposted as End Of Freeway 1 km. The freeway was shortened slightly
to allow works for connecting the existing freeway to the new
Perth-Bunbury Highway project, January 2009.
Image © Tim Cole
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Rumble Strip Warning Sign:
Sign at Baldivis indicating audible lines placed across the road ahead, designed to warn of a hazard, January 2009.
Image © Tim Cole
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Temporary End of Freeway:
Sign indicating the temporary end of the Kwinana Fwy at Baldivis, January 2009.
Image © Tim Cole
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Traffic Switch:
Closed southbound carriageway of the Kwinana Fwy at Baldivis, and the temporary traffic switch to the side track around the construction site, January 2009.
Image © Tim Cole
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New Safety Bay Road Interchange:
Looking southbound at Baldivis at the Safety Bay Road (SR18) interchange, January 2009.
Image © Tim Cole
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Side Track:
Approaching Safety Bay Road on the side track around the works zone at Baldivis, January 2009.
Image © Tim Cole
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1 Main
Roads WA Metropolitan Road Fact Sheet, 31 March 2008
2 Southern Gateway Alliance Web
Site, retrieved 30 March 2009
3 State
Library of Western Australia
4 Australasian Legal
Information Institute
5 National Library
of Australia
6 Australian
Institute of Project Management
7 Main Roads WA
8 Southern Gateway Alliance Fact Sheet - Project Facts 01
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