info@twksteel.com.au 
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TWK Steel
Infrastructure specialists
From procurement and distribution, to design, infrastructure management and completion, we offer an unparalleled range of steel-based solutions and architectural expertise to any project.
Who we’ve helped
Warringah freeway upgrade
Client: CPB–Downer Joint Venture
The architectural screens, featuring bespoke indigenous artwork, represent a key design feature of the upgrade – integrating cultural narrative with…
How we work with you
We offer a seamless integration of design and construction phases.
Our specialists are equipped to coordinate projects from the planning stage – including building real-life mock ups (to minimise on-site errors and installation time), to arranging and managing crews to work outside operating hours, safely and compliantly – all the way through to completion.
Collaboration, every step of the way
Our experience of ‘fixing up’ the work of others has taught us the importance of carefully considered and accurate cost and time estimation, as well as foolproof on-site and off-site works and access systems management.
Extensive experience in civil infrastructure
We’ve been involved with some of Australia’s most demanding public infrastructure projects – Sydney Metro, NSW Train Stations, Warringah Freeway as well as other major transport access upgrades – working under government program frameworks (TAP, SEPA, etc.) to deliver:
Structural steel
In-house drafting team delivers fully coordinated structural detailing and shop drawings.
- In-house detailing for seamless accuracy and coordination
- Advanced 3D modelling to optimise connections and minimise errors
- Constructability focused outcomes that reduce rework and improve delivery
Engineering solutions
Tailored, end-to-end engineering designed to solve complex challenges with precision and certainty.
- Project specific solutions that balance cost, program, performance and site conditions
- Technical expertise and collaboration to achieve efficient, high quality outcomes
- Seamless delivery from design to installation for safe, on time execution
Proven rail performance
We support rail infrastructure projects across NSW, from stations to depots and track side structures.
- Working safely within live rail environments with full TfNSW compliance
- Delivering seamless, low disruption steelwork through in-house detailing and fabrication
- Supporting stations, depots, maintenance facilities and track side structures across NSW
Defence Infrastructure
Specialised steel solutions supporting Australia’s defence capability with reliability and precision.
- Australian-owned supplier committed to Defence manufacturing priorities
- Certified, compliant and trusted to deliver complex steel requirements
- Focused on local industry participation to strengthen sovereign capability
We’ve worked with leading contractors, including Laing O’Rourke, Acciona, CPB and Downer, delivering solutions that met the highest standards of quality, safety and schedule control.
Our local facility and experienced site teams ensure every piece of steel is fabricated, staged and installed with performance, safety, and efficiency in mind.
