Fixed Plant Engineering Solutions for Quarrying, Mining & Industrial Applications
Rocktec specialises in Fixed Plant Engineering, delivering custom-designed solutions for quarrying, mining, and industrial material processing.
Our expertise ensures optimised material flow, increased efficiency, and long-term reliability for demanding applications, including aggregates, fertiliser production, bark and mulch processing, and waste recycling.
30+
Years of Engineering Excellence
Our Commitment
- Build confidence & performance
- Partnerships that stand the test of time
- Future-ready solutions
- Process optimisation focus
Our Fixed Plant Engineering Capabilities
With decades of experience in Fixed Plant Engineering, we design and build turnkey plants that integrate advanced technology with durable construction.

Custom Plant Design
Rocktec designs custom fixed plant solutions tailored to your operational needs. Our expert engineers optimise plant layouts for maximum efficiency, minimal downtime, and superior output. Whether you need a full crushing, screening, and conveying system or a targeted upgrade, we deliver reliable, future-proof solutions built to evolve with your industry.

Structural & Mechanical Engineering
Rocktec’s fixed plants are engineered for durability in the toughest industrial environments. We design heavy-duty steel structures, precision components, and robust support frameworks to ensure stability, safety, and longevity. Built to the highest industry standards, our solutions minimise maintenance, reduce disruptions, and integrate the latest technology for enhanced efficiency and performance.

Material Handling Systems
We deliver advanced material handling solutions, from high-capacity conveyors to efficient loading and storage systems. Designed to optimise material flow, our systems eliminate bottlenecks and enhance productivity. With automation and process optimisation, we ensure seamless, high-volume throughput whilst minimising energy use and supporting sustainable operations.

Turnkey Solutions
We provide complete turnkey solutions, managing everything from concept to commissioning. Our services cover design, fabrication, installation, and ongoing support, ensuring a seamless transition to full-scale operation. With reduced lead times and optimised performance, our hands-on project management allows clients to focus on their core operations whilst we deliver reliable, high-quality engineering solutions.
Industries We Serve
Rocktec’s fixed plant engineering solutions support a wide range of industries that demand high-efficiency processing and material handling.
Mining
High-performance crushing, screening, and processing plants.
Quarrying
Reliable, cost-effective quarry plant solutions.
Construction
Rocktec understands the pressure construction operators face to reduce environmental impact, manage materials efficiently, and meet project timelines.
Aggregates & Sand Processing
Precision-engineered systems for washing, screening, and processing aggregates and sand.
Cement & Concrete Production
Custom plant solutions that improve material flow, reduce waste, and enhance cement and concrete production efficiency.
Waste Management & Recycling
High-efficiency solutions for processing and managing bulk waste, recyclable materials, and resource recovery.
Fertiliser & Bulk Material Handling
Engineered systems designed for large-scale handling of fertilisers and other bulk materials.
Trusted for Over 30 Years



















Partner with Industry Pioneers in Fixed Plant Engineering
For decades, Rocktec has been at the forefront of fixed plant engineering for mining, quarrying, and bulk material handling
Design Engineering
With decades of expertise, Rocktec delivers proven, high-performance design engineering solutions for quarrying, mining, and materials handling.
Project Finance
Need finance for a project, repair or upgrade? Talk to us about our custom finance options for your business.
Engineering Consultants
With extensive industry expertise, Rocktec acts as a primary consultant, seamlessly integrating multi-vendor solutions for quarrying, mining, and materials handling projects.
Custom Solutions
Built around your site’s unique needs—designed in collaboration with you leveraging our expertise.
Built to be Tough
Engineered to endure — Rocktec plants still running strong after 25+ years on site.
Expert Support
Decades of experience, trusted support — we’re there when it counts, every time.
Proven Solutions in Action
Whitehall Quarry: A Rocktec-Engineered Transformation Delivering Results
In 2023, Winstone Aggregates began a major upgrade of its Whitehall Quarry to meet growing demand across the Waikato and Bay of Plenty regions. Rocktec

Hi-Lab Aggregate Plant Built for Stevenson Construction – Huntly, NZ
Rocktec designed, built, and installed a custom hi-lab aggregate plant for Stevenson Construction Materials at their greenfield site in Huntly, New Zealand. This modular, skid-mounted

Tertiary Crushing Plant Installed for Stevenson – Drury, NZ
Rocktec designed, built, and installed a high-performance tertiary crushing plant for Stevenson Construction Materials at their Drury Quarry site. This advanced system improves final-stage material

Slag Processing Plant Built for Winstone Aggregates – New Zealand
Rocktec partnered with Winstone Aggregates to design, build, and install a high-performance slag processing plant in New Zealand. This purpose-built system was developed to crush,




















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