Big On Quality, Big On advice, Big On Service!
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General Engineering

Industries Serviced

  • Transport
  • Agriculture
  • Construction
  • Earthmoving
  • Mining and Quarrying
  • Municipal
  • Infra-Structure


We have a fully equipped fabrication workshop where we fabricate mild, carbon, aluminium and stainless steel from light sheet metal work to heavy fabrication and general welding. We also offer on-site service for repairs, maintenance and refurbishment.

Steel Processing

Our steel processing capability includes cutting, folding, bending, rolling, guillotining, profile cutting, cropping, punching, drilling and bulk processing to your drawings and specifications. Refer to our Steel Supplies section for more detail. If you want to fabricate your own job, we can supply everything you need as a kit or in bits.


Our machine shop provides turning, milling and keyway cutting services for general repairs or to produce custom machined parts. Our capacity includes up to 3m lathe with 690 swing, milling machines with dividing heads, turning and fitting services. We also have the capacity to out-source larger jobs that we are unable to handle in-house giving us the capacity to handle the complete job on your behalf.

Fitting and Maintenance

We provide general fitting and maintenance services for transport, agriculture, construction, mining/quarrying, Municipal, Infra-Structure and construction equipment.


Our company provides a number of solutions for hydraulic problems. We offer a complete design and installation service for hydraulic systems including hoses and fittings, cylinder refurbishment and hydraulic cylinder re-seals and repairs to hydraulic pumps and components.

Specialized Equipment

  • Automatic Band Saw (360 x 360);
  • 3m Lathe with 680 swing;
  • 85T Punch and Shear;
  • Guillotines (6mm x 3600mm);
  • Plasma Cutter (25mm);
  • Pan Brake Folder (2mm x 2400mm);
  • 100T Press;
  • Milling Machine with Dividing Head;
  • Press Brake (3000mm x 100T);
  • Plate Rollers (20mm x 3000mm);
  • Profile Cutter;

Mobile Capabilities

  • Our company provides a 24 hour mobile breakdown service for onsite call outs. Our mobile capacity includes:
  • Fully equipped Mobile Welding Plant with Arc Air Gouge to 600amps;
  • Fully equipped service vehicles for mobile, breakdown and maintenance onsite;


  • 16,000 hours/year + OT + weekends + expanded capacity as required on larger projects;

Project lead time

  • Lead time varies depending on projects, work load and complexity of the job.

Engineering/Drafting Software

  • AutoCAD

Specialised Capabilities

  • We have experienced qualified staff in the fields of Boiler making; Fitting; Machining; and Diesel Fitting.



NHVAS Fleet Maintenance

BigEng has the equipment, expertise and systems to provide heavy vehicle fleet maintenance to comply with the requirements of the National Heavy Vehicle Accreditation Scheme and currently service major clients in this field.

Heavy Vehicle Blue Plating

We have accredited staff on hand that can perform Heavy Vehicle Blue Plating. We not only perform Blue Plate inspections, but also carry out modification work in-house under the stringent control of our quality systems with all work performed by qualified tradesmen.

RWC Inspection Repairs

The capability and equipment to carry out all repairs and maintenance required on heavy vehicles to meet the requirements for your roadworthy certificate inspection compliance. So if you have work requirements from your RWI, come and see us and we will assist you to comply.

Chassis Extensions

We perform in-house extensions and modifications to truck chassis to meet transport specifications.


As well as manufacture of new truck trays and bodies our company also offers a re-flooring service for your old truck. When it is time to replace that worn out floor, give us a call and we will provide you with a quote on the spot. We can replace not only the old floor but can repair and replace any worn out members and other parts at the same time.

General Repairs and Breakdown Service

We provide a comprehensive range of repair and maintenance services for all heavy vehicles, trucks and semi-trailers and can respond quickly to breakdowns. Our capabilities enable us to provide a full range of services to suit all your needs.


We specialise in providing a repair and maintenance service for tractors, agricultural machinery and equipment that are out of the manufacturers’ warranty period. Our workshop facilities and expertise allow us to undertake:

  • Diesel engine servicing and rebuilds;
  • Hydraulic repairs and modifications;
  • Structural and bodywork repairs;
  • Modifications to existing machinery and equipment to client specifications and drawings;
  • General fabrication, welding, fitting and maintenance;
  • Onsite repairs and maintenance;

There is no need to look further for a supplier of agricultural equipment maintenance and repair services – you can rely on our knowledge and experience to provide the highest quality work and outstanding customer service.


Construction; Infra-structure; Municipal

We specialise in providing a range of general engineering services to the construction, Infra-structure, and Municipal Industries. Our workshop facilities and expertise allow us to undertake:

  • Manufacture to client specifications and drawings;
  • Onsite repairs, maintenance and installation;
  • Modifications to existing infra-structure, materials and parts;

You can rely on our knowledge and experience to provide the highest quality work and outstanding customer service.