Mechanical construction

…. your fabrication, welding and construction solutions partner!

Need an experienced mechanical constructions partner?

Triple i provides mechanical construction services for people who need certainty for plant and equipment reliability.

Whether installing a complete turnkey project or supplying maintenance repairs on a specific machine, our solutions help to optimise your plant and equipment, or to deliver a new setup. 

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


Solution Services

Satisfying all your fabrication, welding and construction needs!

Pipe Fabrication
Fabrication – Mild/Structural Steel, Stainless Steel & Aluminium

Our mechanical construction team delivers comprehensive and cost-effective steel fabrication solutions.

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

We offer flexible and personalised solutions for mild steel, structural steel, stainless steel, and aluminium applications.

Pipe Fabrication
Pipe Fabrication

Our team supplies fabrication services for small, large, simple, and complex pipe systems.

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


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

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

Welding - Stick (MMA), MIG & TIG

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

We supply MMA ‘stick’, MIG & TIG welding and fabrication services for mild steel, structural steel, stainless steel, aluminium, and alloy composite applications.

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

Poly Pipe Fusion Welding
Poly Pipe Fusion Welding

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.

Fitting Services
Fitting Services

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

Strict quality control procedures guarantee that projects are built to your specifications and industry standards.

Fitting services include bearing and part selection, manufacture of components, sourcing and supply, and testing.

Pre-Delivery Assembly
Pre-Delivery Assembly

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.

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

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 & 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
Onsite Installation & Steel Erection
Onsite Installation & Steel Erection
Onsite Installation

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

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.

Our team uses the latest equipment to complete on-site assemblies quickly and accurately.

Onsite Maintenance
Onsite Maintenance

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

The team’s service action plans and schedules make certain your plant and equipment are maintained as scheduled, and include routine inspections and reporting.

Our team looks after the plant, so you do not have to.


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

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



Triple i  provides  manufacturing solutions that give you confidence knowing your assets are operating at their optimum performance. 


To get started on your project, contact us today!