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    Chester Hill Station, NSW, Australia

    Reducing Platform-Train Interface (PTI) Risk with a Modular Rail Platform Solution

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    Project Overview

    The upgrade of Chester Hill Station forms part of Transport for New South Wales’ $800.7 million Safe Accessible Transport Program, a state-wide initiative to deliver safer, more inclusive and accessible public transport.

    Delivered through the Transport for Tomorrow (TfT) programme (a partnership between Transport for NSW, Laing O’Rourke and KBR) the project contributed to a coordinated programme of accessibility improvements across Western Sydney. In operation since 1924, Chester Hill is a heritage-listed station serving more than 1,000 passengers daily. The upgrade required the integration of modern accessibility standards within an ageing asset, while maintaining safe operations throughout construction.

    By utilising Dura’s modular solution, the project team avoided a full platform reconstruction, saving an estimated AUD $5 million and approximately 18 months of additional construction time. The station upgrade was delivered ahead of schedule and under budget, while also improving accessibility through a reduced platform-to-train gap for wheelchair users, parents with prams and passengers with mobility challenges.

    Improving Rail Accessibility and Passenger Safety

    At Chester Hill, Transport for Tomorrow is delivering a coordinated package of improvements, including:

    • Platform regrading and levelling
    • Installation of compliant tactile ground surface indicators (TGSIs)
    • New lift access and improved station connectivity
    • Enhanced wayfinding and passenger facilities
    • Improved platform-train interface safety

    These upgrades support compliance with accessibility requirements and create a safer, more inclusive environment for passengers, including people with reduced mobility, customers travelling with luggage and those using prams.

    Addressing Platform-Train Interface (PTI) Risk

    The station’s island platform configuration, comprising two 162-metre-long platforms, presented several engineering and operational challenges:

    • Elevated platform-train interface risk
    • Uneven platform surfaces affecting accessibility and safety
    • Heritage constraints limiting intrusive construction methods
    • Restricted possession windows within a live rail environment
    • The need to minimise passenger disruption

    Traditional reconstruction methods involving excavation, in-situ concrete and individually installed tactiles would have increased programme duration, disruption and future maintenance requirements.

    To address these challenges, Dura Composites Australia supplied Dura Platform 40, a lightweight modular GRP platform system engineered to meet the station’s geometry, operational requirements and accessibility standards.

    Modular Rail Platform System Enables Rapid Installation

    Dura Platform 40 provides a lightweight, adjustable and future-ready rail platform solution capable of delivering:

    • Accurate PTI correction to improve passenger safety
    • Controlled crossfall gradients
    • Precise levelling across uneven substrates
    • Fast installation within restricted possession windows
    • Future adaptability to evolving rolling stock interfaces

    The modular design significantly reduces installation complexity while supporting long-term platform performance and maintainability.

    Innovative GRP Tactile Paving Solution

    Tactile Ground Surface Indicators (TGSIs) play a critical role in passenger safety, helping visually impaired passengers identify platform edge zones and navigate stations safely.

    A key innovation at Chester Hill is the use of Dura Composites’ next-generation GRP tactile system, developed following the successful deployment of Dura Platform 40 at Victoria Street Station in 2019.

    Unlike traditional tactile installations, which require individual drilling and fixing of thousands of tactile markers, the Chester Hill solution integrates tactile indicators directly into prefabricated 600mm x 600mm GRP tactile tiles. Project statistics:

    • 540 GRP tactile tiles installed
    • 77,760 compliant tactile indicators incorporated
    • Installation completed without intrusive platform works

    As part of the project, tactile indicators were pre-installed by Flagstaff Group, an Australian disability enterprise providing supported employment and training opportunities for people with disabilities.

    This partnership ensured consistent quality while delivering meaningful social value alongside critical rail safety infrastructure.

    Client

    Transport for New South Wales (TfNSW)

    Contractor

    Kilmac Civil

    Construction Delivery Partner

    Gartner Rose

    Platform Design & Supply Partner

    Dura Composites Australia

    Product

    d² Dura Platform 40

    Services

    Design & Engineering

    Reduced Maintenance and Whole-Life Costs

    The integrated tactile system offers several long-term advantages:

    • Individual tactile panels can be replaced as required
    • Reduced maintenance disruption
    • Spare panels can be held in stock for rapid replacement
    • Improved durability within high-traffic rail environments

    This approach reduces whole-life maintenance requirements while supporting long-term platform safety and reliability.

    Efficient Delivery in a Live Rail Environment

    Working in partnership with Gartner Rose, a TAO-accredited contractor with more than 30 years of rail experience, the project demonstrated the benefits of modular construction within an operational railway.

    Kilmac Civil delivered the installation across two possession windows, six weeks apart, enabling a phased and controlled delivery programme.

    During each possession, all Dura Platform 40 panels, including integrated tactile sections, were installed within the first 36 hours, maximising productivity during restricted access periods. Delivery highlights:

    • Delivered during the WE35 possession window
    • More than 2,500 working hours completed over a two-day period
    • Zero incidents or injuries recorded
    • Minimal disruption to passengers and rail operations

    The project demonstrates how modular rail platform systems can accelerate installation, reduce programme risk and support efficient coordination with follow-on civils activities.

    Proven Performance: From Victoria Street to Chester Hill

    The Chester Hill solution builds on the proven success of Dura Platform 40 at Victoria Street Station, where a 45-metre raised platform section was installed to address PTI risk and improve accessibility.

    The continued performance of the Victoria Street installation provided confidence in the durability, reliability and long-term effectiveness of the Dura Composites system, directly informing the evolved solution deployed at Chester Hill.

    Supporting Sustainable Rail Infrastructure

    The lightweight GRP platform system supports Transport for New South Wales’ wider sustainability objectives by:

    • Reducing excavation and material volumes
    • Minimising on-site waste
    • Lowering installation impacts within constrained environments
    • Supporting efficient logistics
    • Reducing future maintenance interventions

    The modular approach aligns with whole-life asset management principles by reducing operational disruption and extending asset performance.

    Results and Impact

    • First modular platform system installed on the Sydney Trains network
    • Reduced platform-to-train gap, improving accessibility for passengers
    • Avoided a full platform reconstruction programme
    • Estimated AU$5 million saved in additional construction costs
    • Approximately 18 months saved compared with a traditional platform rebuild
    • Project delivered ahead of schedule and under budget
    • Reduced installation disruption through modular, lightweight construction
    • Simplified long-term maintenance through replaceable tactile system
    • Safe delivery within possession windows with zero incidents recorded
    • Reduced excavation and improved material efficiency
    • Future-ready platform system adaptable to evolving network requirements

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