PACIFIC HIGHWAY UPGRADE
Woolgoolga to Ballina (W2B), Northern NSW
Bielby Holdings (in joint venture) successfully delivered 44 bridge structures and associated bulk earthworks between Trustrums Hill and Richmond River, including construction of the new Mororo River Bridge, as part of the larger Woolgoolga to Ballina project, which upgraded the Pacific Highway to motorway (Class M) or arterial (Class A) standard, over its 155km length.
Location
Woolgoolga to Ballina, New South Wales
Cost Range
$100 – $250M
Sector
Road and Bridge
Scope
Construct only
Client
Transport for NSW (TfNSW)
Overview
As part of the upgrade of the Pacific Highway to motorway (Class M) or arterial (Class A) standard over its 155km length, which included nine interchanges, more than 170 bridges and more than 350 connectivity structures, Bielby, in joint venture, successfully delivered 44 bridge structures and associated bulk earthworks between Trustrums Hill and Richmond River, including construction of the new Mororo Bridge.
Key challenges included comprehensive staging of the works to minimise risks associated with flooding and inundation in floodplain locations, effectively managing soft soils and difficult geotechnical conditions, constructing works over/adjacent to sensitive waterways and protected flora/fauna, and ensuring positive interface management with the local community, existing road users, local farmers, and up to 10 other contractors.
The scope of works included:
- Construction of 44 bridge structures
- Soft soil works including CIC and CFA piles and associated load transfer platforms
- Construction of piling and crane pads
- Temporary works including sheet piling
- Local embankment and pavements
- Stormwater installation
- Subsoil drainage
- Scour rock and stone pitching
- Bitumen spray seal
Deliverables
- 44 Bridge structures
- Bulk earthworks
- 1,928 Precast concrete parapet units
- 100 Prestressed concrete sill beams
- 107 Precast concrete headstocks
- 1,066 Prestressed concrete winged girders
- 164 Super T girders
- 23,023m3 concrete
Testimonial
Section 5 Final Performance Report
“The team should be commended on their performance and management of their contract scope. The team coordinated well with all contractors, as well as performing well in all key performance areas. It has been a pleasure working alongside BHA JV to successfully deliver the bridge scope of works for portion B. They have worked collaboratively with the Section 5 Contracts and Pacific Complete teams”.
Testimonial
Sections 8 and 9 Final Performance Report
“The team has performed well, actively engaging and collaborating with the Principal in the execution of additional variations and close out of their original scope of work. BHA JV has managed the increased risk associated with project demobilisation well, maintaining a high level of quality, WH&S and environmental compliance. The team has worked with PC to achieve close out of Contractual requirements under the Contract”.