Discovery Projects - Grant ID: DP220102862

Funding Activity

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Funded Activity Summary

The Role of Energy Absorbing Rubber Grid on Ballast Track Performance. Breakage and excessive displacement of ballast lead to instability and regular maintenance of railways. The project aims to study the fundamental mechanics of ballast aggregates interacting with the apertures of recycled-Rubber Energy Absorbing Grids (REAG). The role of REAG on enhanced track performance by damping the cyclic wheel loading and impact will be quantified via rigorous mathematical methods complementing a computer-based numerical model and validated by laboratory & field data. When placed within the rail substructure REAG will enable reduced ballast movement and breakage while attenuating noise/vibration. The research outputs will facilitate improved rail track design enabling enhanced longevity and reduced cost of maintenance.

Funded Activity Details

Start Date: 04-07-2022

End Date: 03-07-2025

Funding Scheme: Discovery Projects

Funding Amount: $540,000.00

Funder: Australian Research Council