Core Services

Preventative Maintenance Programs

Scheduled servicing to reduce breakdowns and extend equipment life.

Component Overhaul & Rebuilds

Full refurbishment of major components such as engines, transmissions, axles, and hydraulic systems.

Breakdown Repairs

On-site technicians available for mine-site inspections, diagnostics, and repairs.

Field Service Support

On-site technicians available for mine-site inspections, diagnostics, and repairs.

Major Equipment Rebuilds

Complete strip-down and refurbishment of underground machines to OEM specifications.

Specialised Services

Hydraulic System Diagnostics & Repair

Testing, resealing, and replacement of hydraulic components and hoses.

Electrical & Auto-Electrical Services

Fault finding, wiring repairs, lighting upgrades, and safety system installations.

Fabrication & Welding

Structural repairs, protective guarding, and custom modifications to suit site requirements.

Hydraulic Hose Supply

We supply high-performance hydraulic hoses, fittings and assemblies built to withstand the toughest mining environments — keeping your machinery running safely and reliably.

Hiring of machines/Machinery hire

We supply a dependable range of underground equipment, maintained to OEM and site standards. Our machines are suitable for development, production, infrastructure, and mining support roles.

TerraFirma Mining Maintenance delivers high-quality underground machinery hire backed by industry-leading servicing and maintenance expertise. We supply a dependable fleet of mine-compliant equipment designed to perform safely and efficiently in demanding underground environments.

Parts supply

We supply high-quality replacement parts and components for all major underground mining machinery, ensuring your fleet stays productive and mine-ready.

Our underground mining parts service provides fast, dependable access to OEM and high-quality aftermarket components designed to withstand the harshest underground conditions.

Contact

We provide maintenance and repair services for underground mining vehicles across major mining regions around Australia. From remote underground sites to central workshops, we’re ready to mobilise to you.

OUR DETAILS

Phone: 0475 871 450

Email: mick@terrafirmamaintenance.com

Address: 1/105 Churchill Road, Prospect, South Australia, 5082

Contact Us