Trenching Services in New Zealand’s north central island
Reliable trenching for effluent, electrical, and water installations.
Whether you’re installing a new effluent mainline, upgrading drainage, or running underground cables and water lines, our trenching service provides an efficient, cost-effective solution for farm and industrial projects across the Waikato, Bay of Plenty and surrounding areas.
Our specialised trencher is available for hire with a skilled operator, and, if required, a full support crew for pipework installation. This flexibility means you can choose exactly the level of service you need, from simple trenching to complete installation.
How We Work
We tailor each trenching job to suit your site and system requirements, ensuring safe excavation, accurate depth, and tidy reinstatement.
Effluent mainlines
Precision trenching for new or replacement effluent pipelines, integrated with your existing system.
Drainage system
Clean, consistent trench cuts for improved paddock drainage and water management.
Electrical and communications
Safe trenching for power, control, and data cables, ideal for HALO and automation installations.
Water supply lines
Accurate installation of water mains and service lines, ensuring secure, long-lasting connections.
Why Choose Reid & Harrison for Trenching
With years of experience in farm infrastructure and effluent systems, we understand the importance of accurate trenching and correct pipe installation. Our operators work efficiently, safely, and in coordination with our in-house electrical and effluent teams, meaning your installation is completed right the first time.
Operator and crew available
Hire just the trencher and operator, or include our skilled pipework team for a complete solution.
Integrated service
Perfect for projects involving effluent, electrical, or water connections, managed by one experienced team.
Talk to Dane – 027 640 8624
Your Trusted Partner
Why Choose Reid & Harrison Services?
Stay Productive
We’re ready when you are. Get quick, professional service from Reid & Harrison Services' experienced local team.
Stay Compliant
Our accredited designers and installation team deliver systems built for long-term performance and compliance.
Be Confident
We can assess your current setup, troubleshoot issues, and recommend the right solution for your farm.
What we do
At Reid & Harrison Services, we don’t just deal with effluent, we manage it with purpose, precision, and a fair bit of Kiwi ingenuity. Whether you’re building a new system, maintaining an existing setup, or just need the right gear to get the job done, we’ve got your back.
Dive into our key areas of expertise and discover how we help keep things flowing smoothly on-farm.
Effluent Services
On-farm effluent maintenance, pond cleaning, trenching, and emergency callouts. Keeping your gear running, rain or shine.
Effluent Systems
Certified system design and installation, from concept to compliance. Built for New Zealand’s toughest conditions.
Effluent Products
Effluent pumps, parts, and accessories. Everything you need, built tough and backed by local know-how.
What Local Farmers Are Saying
Transforming New Zealand Farms
Smart Effluent Solutions for a Growing Operation – McKinnon Family Farm
Rod McKinnon knows a thing or two about running a busy farming operation. At his Hinuera property, the family milks 420 cows across 195 hectares, while also managing a beef unit and growing their own maize. Back in 2018, the McKinnons decided to take their effluent...
Simplified Effluent Management – Kurt Gaskell
When Kurt Gaskell needed to modernise his farm’s effluent system, he turned to Reid & Harrison Services, a name he already trusted. With local roots and proven performance, our team worked alongside Kurt to develop a smarter, more streamlined setup that made...