Hunter Valley
08 9185 2699
08 9037 3804
02 6372 3257

Double R Underground PTY LTD

Double R Underground - RSF 141276

Double R Underground, backed by Double R Equipment Repairs delivers value to the underground Coal industry through extensive infrastructure and broad scope of services.

Double R Underground, backed by Double R Equipment Repairs delivers value to the underground Coal industry through extensive infrastructure and broad scope of services. 

Double R Underground is a is wholly owned subsidiary of Double R Pty Ltd, a quality service provider to industry for over ten years. Founded by Rusty Russell in 2005, the Company now boasts six branches and over 150 personnel.

Double R Underground and Double R stand on a solid foundation with diversity of services across the transport, construction, coal, iron ore, gold and nickel sectors. The Mudgee Branch has customers across all operating and developing mine sites in the region. The Mudgee workshop and team has significant in house capabilities at our Mudgee industrial complex and in the field. 

Double R Underground RSF workshop combined with the Double R operation further builds capability and resources to our client’s underground coal mining fleet.

The Company prides itself on our dedicated team and established culture. Management consists of trade experience at every level including the Managing Director, Branch Manager, Workshop Manager, Supervisors and Leading Hands. In addition to in house administration support including HR, WHS, Administration Coordinators and Accounts Manager.

Double R Underground is large enough to provide clients with security of financial capability, on hand resources including personnel, management, plant, equipment and infrastructure, while retaining the attributes of a smaller organisation with delivery of value though resourcefulness, adaptability and responsive action.

The Company holds environmental and safety standards to the high level expected by our extensive client base. This is driven by our ten years of company experience in addition to the bulk years of management and team industry experience.

Looking for Value

Double R Underground is a local Mudgee business with national operations. Our Company employs local people, supports local businesses and supports and advocates our mining industry while delivering value in all that we do.

The Company holds extensive mechanical and engineering capability both on site and off site which in turn offers holistic value to clients.

Double R Underground is a local Mudgee business with national operations. Our Company employs local people, supports local businesses and supports and advocates our coal mining industry.

As a full service provider, we work together with our clients, forming relationships to customise service delivery and achieve greater efficiencies and effectiveness to meet the challenges of the resources industry.

Clients and Team

Client satisfaction is delivered through a committed team.

Team is everything at Hereford and Double R. For ten years our Company has consistently placed a priority on looking after our team and in turn they have looked after our clients.

Management work closely with our site teams and site clients to ensure the team as a whole is well supported and working together to deliver results to our customers.

As a direct result we have many long term staff members who make up our experienced Trades People, Managers, Supervisors and Leading Hands.

Our employee retention rates are well above the industry average. With a “Treat people how you would like to be treated yourself” mantra, the Company has built an employer of choice reputation.

Capacity & Location

The industrial complex at 42 Sydney Road Mudgee is arguably the most capable facility in Mudgee and its surrounding regions. With infrastructure including 10,000 square meters consisting of two workshops, Code room, Designated underground parts storage, overhead crane, yard space with duel access for float movement, Spray booth, Wash pad, office space, parts and tool store.

In addition to extensive plant, equipment and tooling to meet requirements including engineering lathes, brake press, folder, guillotine, punch and sheers, radial arm drill, mig, tig and arc welders, plasma cutters and line boring equipment.

Plus numerous mechanical tooling including hydraulic torque multiplier, torque tools, diagnostic tooling, contamination free oil handling tooling, jacks and stands to name but a few. The Company has consistently reinvested in plant, equipment and tooling throughout its ten plus years of operation. We welcome you to drop in to 42 Sydney Road for a workshop visit.


Recognised Service Facility

Double R Underground and Hereford’s RSF workshop is located at 44 Sydney Road Mudgee providing the underground coal industry with local competitive DES repair options. Specialising in Juggernaut Loaders and Driftrunner transporters, the RSF holds Mine Design Registration for MDR 114991 DES; MDR 074246 DES; MDR 090376 DES; MDR 124827 DES. The workshop is professionally laid out with parts, clean code room, extensive tooling, plant and equipment.

Field Service

Need on-site, on demand support for your diesel fleet? Hereford’s experienced tradespeople working from well-equipped service vehicles will meet short and longer term field service requirements.


In house team of boilermakers to attend to structural repairs, attachment repairs and overhauls, in addition to machinists working with industry best line boring and machining plant and equipment ensures maximum efficiency due to reduced repair time duration.

Structural Conditioning and Painting to Specification

Workshop blasting and Non Destructive Testing provide the reports on structural condition and ability to quote and complete any required crack repairs. Double R paint booth and personnel ensure the surface condition of fleet is restored to the required specification.

Labour Hire

Hereford supports the region with quality on site trades’ people. This is backed by site ready and well-equipped service vehicles, tooling and management team. Our service provision is a complete site trade support package.

Heavy Equipment Mechanical Repairs and Overhauls

Specialising in Juggernaut Loaders and Driftrunner transporters, Hereford and Double R team of qualified Diesel Mechanics have extensive experience at back to chassis overhauls in addition to mid-life rebuilds. Our maintenance capacity includes all aspects of servicing and repair of mobile plant and heavy vehicles both on and off site.