Liebherr R 9800 at MTW: ultra-class loading lessons for mine planners and crews
Reviewed by Joe Ashwell

First reported on Australian Mining
30 Second Briefing
Liebherr’s R 9800 G6 backhoe excavator at Yancoal’s Mount Thorley Warkworth mine in New South Wales has set new performance benchmarks for ultra-class loading, working the main overburden fleet alongside 340-tonne haul trucks. The machine, in the 800-tonne class, is designed for high-volume overburden removal with a nominal bucket capacity around 40 m³ and electric-drive assistance for faster cycle times. For mine planners and maintenance teams, the deployment signals growing confidence in ultra-large excavators for sustained production in hard overburden conditions.
Technical Brief
- For mine planning, the case strengthens justification for single-pass ultra-class units in hard rock strips.
Our Take
Liebherr’s presence at Mount Thorley Warkworth in New South Wales aligns with our broader coverage of its “Hands on the future” technology push, suggesting the R 9800 deployment is likely tied into the same digital service and monitoring ecosystem being promoted at Conexpo.
The recent record output from Liebherr‑Australia’s Adelaide fabrication facility on mining excavator buckets indicates the OEM is scaling local support capacity, which is strategically important for high‑utilisation fleets at large Australian mines such as Mount Thorley Warkworth.
Across the 1,050 Mining stories in our database, Liebherr appears increasingly in both project and product contexts, signalling that operators in Australia are not just buying individual machines but embedding Liebherr as a long‑term technology and maintenance partner on major sites.
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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