MinRes Titan dump truck tray at Mt Marion: design and haulage insights for engineers
Reviewed by Tom Sullivan
First reported on International Mining – News
30 Second Briefing
An innovative Komatsu HD1500-8 dump truck tray, branded Titan, is now operating at Mineral Resources’ Mt Marion lithium project in Western Australia, developed entirely in-house by its subsidiary CSI Mining Services. CSI becomes the first Australian mining company to design and control its own dump truck tray, rather than relying on OEM or third-party tray suppliers. Full design ownership allows MinRes to tailor tray geometry, wear package and payload configuration specifically to Mt Marion ore characteristics and haul profiles, with potential to roll out variants across its wider haul fleet.
Technical Brief
- Design and fabrication were executed by CSI Mining Services, a wholly-owned MinRes subsidiary.
- Full design control enables CSI to iterate tray geometry and wear layout without OEM approval cycles.
- In-house tray engineering allows direct integration with Mt Marion’s specific loading tools and ROM pad configuration.
- CSI’s ownership of tray IP opens scope for standardising maintenance, spares and repair procedures across MinRes fleets.
- Internal design capability reduces dependence on third-party tray lead times and potential supply chain bottlenecks.
- Lessons from Titan at Mt Marion can be transferred to other MinRes iron ore and lithium haulage operations.
Our Take
Mt Marion has recently seen a separate underground mining services contract awarded to Macmahon Underground Pty Ltd, signalling that Mineral Resources and Jiangxi Ganfeng are investing across both equipment and mining method upgrades at this lithium asset rather than treating it as a steady‑state operation.
In our database, Mineral Resources’ latest FY26 update shows lithium sitting alongside iron ore as a core earnings pillar, so incremental productivity gains from innovations like new dump truck trays at Mt Marion are likely being pursued to defend margins through lithium price volatility.
Prepared by collating external sources, AI-assisted tools, and Geomechanics.io’s proprietary mining database, then reviewed for technical accuracy & edited by our geotechnical team.
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