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Mechanical Construction - Triple i
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Mechanical construction

… your fabrication, welding & mechanical construction partner!

Ensure plant and equipment reliability

Your experienced mechanical construction partner

Triple i provides mechanical construction services for people who need certainty for plant and equipment reliability. As such, our team has the technical expertise to satisfy all your fabrication, welding, and construction needs.

Therefore, whether installing a complete turnkey project or supplying maintenance repairs on a specific machine, our solutions help to optimise your plant and equipment. With experience across multiple industries, our team has experience working on existing operations and delivering complete new setups.

Above all, our fully equipped workshop ensures we have the resources to satisfy all your fabrication, welding, and also construction needs.

Mechanical Construction Services

Satisfying all your fabrication, welding & construction needs!


Fabrication – Mild/Structural Steel, Stainless Steel & Aluminium

Overall, our mechanical construction team delivers comprehensive and cost-effective steel fabrication solutions.

As a highly experienced steel contractor, we offer a range of services. For example, fabrication, steel drafting and detailing, surface treatment, delivery, and installation.

In particular, we offer flexible and personalised solutions for mild steel, structural steel, stainless steel, and aluminium applications.

Mechanical Onsite

Onsite Maintenance

Our mechanical team provides onsite preventative maintenance services solutions that ensure your plant runs efficiently and effectively.

For instance, the team’s service action plans and schedules make certain your plant and equipment are maintained as scheduled. In addition, this includes routine inspections and reporting.

In summary, our team looks after the plant, so you do not have to.

Mechanical Steel

Onsite Installation & Steel Erection

Onsite Installation

As part of our lifecycle benefit services, we supply onsite installation of turnkey plant and equipment.

Above all, we understand the constraints of any installation of equipment, with extensive experience in installations in various settings.

Steel Erection & Rigging

Our mechanical construction workshop is fitted out for all structural steel fabrication and erection projects.

We provide riggers for large and small projects with the experience to get the job done quickly and safely.

In addition, our team uses the latest equipment to complete on-site assemblies quickly and accurately.


Fitting Services

From complex mechanical assembly to general fitting (in our workshop or onsite), overall our mechanical construction team has the technical expertise for your project.

Most importantly, strict quality control procedures guarantee that projects are built to your specifications and industry standards.

Our fitting services are varied, for example, bearing and part selection, manufacture of components, sourcing and supply, and testing.

Mechanical Welding

Welding - Stick (MMA), MIG & TIG

Our Mechanical Construction team offers a variety of services to meet your welding, design and process piping needs.

This includes the supply of MMA ‘stick’, MIG & TIG welding and fabrication services for almost any metal material. For example, mild steel, structural steel, stainless steel, aluminium, and alloy composite applications.

In summary, with both in-house and mobile welding capabilities, our qualified welders can perform fabrication and maintenance welding projects.

Mechanical Shutdowns


Shutdowns are an important aspect of maintenance and become imperative when working on equipment that runs all day.

Therefore, we offer extensive pre-shutdown inspections and planning, along with overall shutdown management, including equipment and labour supply.


Pipe Fabrication

Our team supplies fabrication services for all projects. In other words, we have solutions for small, large, simple, and complex pipe systems.

With ability in both pipe construction and system assembly, we can customise solutions for your project, for instance, from a current piping system in need of an upgrade or redesign to a new installation.



We specialise in manual and automatic machining, for instance, boring, turning, milling, and drilling components, from small one-off jobs to large repeat orders.

Overall, the range of products and components we can machine is virtually unlimited. For example, flanges, adaptors, drive shafts, bulkhead fittings, gear housings, clevises, manifolds, pins, rods, brackets and more.


Pre-Delivery Assembly

In short, our pre-delivery assembly services take the stress out of having new equipment and plants installed, saving you time and money.

Whether you have a space and access issue, or you’re needing to use the equipment as soon as possible, we can ensure your equipment is assembled perfectly before delivery and installation.

Skid Assemblies

We fabricate custom modular skids to meet your specific needs and process requirements. In short, whatever you need we can make it.

We can deliver turnkey skid services including design, engineering, fabrication, assembly, painting, insulation, heat tracing, electrical and instrumentation.

To summarise, we supply a range of skid assemblies to suit a variety of applications. For example, skid assemblies include, but are not limited to: 

  • Control panels and instrumentation
  • High-pressure systems
  • Pump and blower skid packages
  • Heat exchanger skids
  • Truck unloading skids
  • Railcar unloading skids
  • Ammonia transfer, ammonia injection and ammonia vaporisor skids
  • Power generation natural gas combined cycle process skids
  • Corrosion inhibitor skids
  • Compressor skids
  • Raw water pump station skids
  • Water treatment skids
  • Chemical process skids

Poly Pipe Fusion Welding

In addition, to standard welding applications, we specialise in ploy pipe fusion welding for onsite fabrication with the knowledge and skill to complete the project.

Our services include but are not limited to maintaining and installing pumps and equipment in the civil construction, industrial chemical, and wastewater treatment industries.

Mechancial Construction News

Keep up to date with everything mechanical construction

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