CTU Earthworks | Septic & Excavation Experts in South Dundas, Ontario
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📸 @ctuearthworks
📞 519-897-5503
📧 ctuearthworks@gmail.com
Your Trusted Excavation Specialist in South Dundas
Your Trusted Excavation Specialist in South Dundas
At CTU Earthworks, we’re a small, family-owned and operated company proudly serving South Dundas & surrounding area. Specializing in both residential and commercial excavation, we approach every project with care, as if it were our own.
From installing new septic systems to replacing old ones, no job is too big or too small. We’re committed to delivering high-quality work at fair, honest prices. Our clients choose us because of our strong expertise, hands-on experience, and unwavering attention to detail.
Septic & Excavation Services
Septic & Excavation Services
Proudly serving Iroquois, Morrisburg, Prescott, Johnstown, Winchester, Brockville, and the surrounding area.
Proudly serving Iroquois, Morrisburg, Prescott, Johnstown, Winchester, Brockville, and the surrounding area.
How can we help ?
We supply and install premium armour stone across Ontario for retaining walls, shoreline protection, steps, precision placed for a durable, natural finish that lasts.
We supply quality landscape materials—topsoil, sand, stone, and more, with reliable delivery to keep your yard or jobsite moving smoothly from start to finish.
We provide thorough septic inspections to give you a clear understanding of your system’s condition, performance, and maintenance needs, so you can move forward with confidence.
We take the time to educate our clients,explaining options, answering questions, and sharing simple maintenance tips—so you can make confident decisions and know what to expect.
Fully licensed, insured, and built to Ontario Building Code. New installs, replacements, and full site prep completed with precision, cleanliness, and clear timelines.
Fully licensed, insured, and built to Ontario Building Code. New installs, replacements, and full site prep completed with precision, cleanliness, and clear timelines.
FAQ
FAQ
How often should my septic tank be pumped in Iroquois?
How often should my septic tank be pumped in Iroquois?
In Ontario a good rule of thumb is to have your tank pumped every 3-5 years.
What are the signs that my septic system is failing?
What are the signs that my septic system is failing?
Common signs of failure Include: Slow drains or backups, Sewage odors Inside or outside, wet spongy areas over the septic bed, gurgling pipes or toilets, unusually green grass near the system.
Cost of a new septic system in Ontario?
Cost of a new septic system in Ontario?
Most full septic system installs in Ontario are typically between $20,000–$30,000 with CTU Earthworks. Pricing can go up or down depending on the job details, site conditions, and location.
What affects the overall price the most:
Soil conditions & groundwater (sand vs clay, high water table, bedrock, etc.)
System type & design requirements (conventional vs raised bed/advanced systems)
Size of the system (often based on number of bedrooms / daily flow)
Access & excavation difficulty (tight access, trees, rock, slope)
Material requirements (imported septic sand, stone, fill, etc.)
Pumping/electrical needs (pump chamber, floats, alarm panel)
Permit/design/engineering requirements (varies by municipality and site)
Best way to get an accurate number:
Because every property is different, the best next step is a quick site visit (or a call with a few details) so we can give you a clear, honest quote for your exact lot.
Discover cost-effective options that will add real value to your project. Get in touch with us today.
519-897-5503
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