Sewer Replacement in Mandan, ND
When your sewer line fails in Mandan, ND, you need a quick and dependable solution. HPN Plumbing is here to provide expert sewer replacement services.
- Fast, Local Service
- Expert North Dakota Plumbers
- Upfront Pricing
- Trenchless Pipe Bursting
Get Your Sewer Line Replaced Right in Mandan, ND.
Don't let a failing sewer line disrupt your home, contact us for fast service.
Reliable Sewer Replacement Services for Mandan, ND Properties
From initial camera inspection to the final trench backfill, HPN Plumbing handles every aspect of your sewer replacement project in Mandan, ND. We are equipped to replace old, failing sewer lines that are prone to collapses, leaks, or repeated blockages, restoring proper drainage to your property.
Our expertise includes:
- Open-trench PVC replacement with proper slope and bedding
- Skilled trenching and trenchless sewer replacement methods.
- Upgrading old clay or cast iron pipes to modern PVC.

Additional Plumbing Replacement Services in Mandan, ND
When repairs are no longer enough, our replacement services in Mandan, ND deliver durable upgrades that restore full performance.

Customers
Why Choose HPN Plumbing for Sewer Replacement in Mandan, ND?
We prioritize efficient, minimally invasive solutions to get your sewer system operating smoothly with little disruption to your daily life.
- Camera Verified, We recommend replacement only after confirming the damage on camera.
- Trenchless Options, Pipe bursting and lining reduce yard and driveway damage.
- Code Compliant, We install correct slope, cleanouts and connections to code.
Citywide Coverage
HPN Plumbing serves every neighborhood in Mandan, ensuring that no matter where you are located, expert sewer replacement services are just a call away.
Experienced Team
Our crews have replaced sewer lines in clay, rocky and dense soils. They know how to maintain correct slope and avoid future bellies.
Safety-First Approach
Sewer work involves deep trenches and wastewater, so we follow trench safety and sanitation practices. We shield your home from sewer gas and contamination.
Trusted Certified Mandan Plumbing Services Professionals
At HPN Plumbing, we take pride in providing certified plumbing services throughout Mandan, ND. Backed by leading industry credentials, our experienced plumbers combine technical skill with genuine customer care. Whether it is repair, installation, or maintenance, we follow strict safety and quality standards to deliver long-lasting results you can trust.
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PHCC Plumbing Contractor Recognition
Better Business Bureau (BBB) Accreditation
Angi Certified Pro
ISO 9001 Quality Management CertificationTrusted Sewer Replacement Services in Mandan, ND
Sewer Pipe Material Upgrades in Mandan, ND
Many older homes in Mandan, ND still have original sewer lines made of clay, cast iron, or Orangeburg pipe, which are prone to degradation, cracking, and root intrusion over time. When we perform a sewer replacement, we often recommend upgrading to modern, durable materials like PVC (polyvinyl chloride) or ABS (acrylonitrile butadiene styrene). These materials are more flexible, resistant to corrosion and roots, and have a much longer lifespan, providing a significant upgrade to your home's plumbing infrastructure.

Commercial Sewer Line Replacement in Mandan
Businesses in Mandan rely on dependable plumbing systems. A failing commercial sewer line can lead to significant operational disruptions and costly downtime. HPN Plumbing offers expert commercial sewer replacement services, handling the larger scale and complex requirements of commercial properties. We work quickly to minimize impact on your business operations while ensuring a durable, code-compliant sewer system.
Addressing Tree Root Intrusions in Mandan, ND
Tree roots are a leading cause of sewer line damage, especially with older, more porous pipe materials like clay or cast iron. Roots can penetrate tiny cracks, grow inside the pipe, and eventually cause blockages or even burst the line. Our sewer replacement services specifically address root-damaged pipes, often recommending more resistant materials like PVC or ABS to prevent future intrusions. We also advise on tree placement to protect your new sewer system.
Sewer Scope Inspections for Replacement in Mandan
Before any replacement work begins, our team performs thorough sewer camera inspections. This allows us to visually assess the condition of your existing sewer line, pinpoint the exact location and nature of the damage, and determine the most effective replacement strategy. This diagnostic step is crucial for accurate estimates and effective solutions in Mandan.
Under-Slab Sewer Replacement in Mandan
Many homes are built on slab foundations with drain lines underneath. When these lines fail, replacement requires tunneling or rerouting. We evaluate options to minimize impact on your home. Rerouting through walls or attic space is sometimes possible for branch lines. We explain the cost and disruption of each approach.
Emergency Sewer Replacement in Mandan, ND
A collapsed sewer line can cause sewage backups into your home. Call (701) 403-1348 for emergency service. We inspect, locate the break and plan repairs quickly. Temporary measures may restore flow until replacement. Fast response limits damage.
Sewer Line Repair vs. Full Replacement in Mandan
Deciding between repair and full replacement depends on the extent and nature of the damage. Minor cracks or isolated clogs might be resolved with targeted repairs, but widespread corrosion, multiple breaks, or a collapsed pipe often necessitates a full replacement. Our technicians in Mandan will conduct a thorough camera inspection to accurately diagnose the problem and recommend the most cost-effective and long-term solution. We provide clear explanations and upfront pricing for both options.

Traditional Trench Sewer Replacement in Mandan
For severely damaged or collapsed sewer lines, traditional trenching is often the most reliable solution. This involves excavating a trench along the sewer line's path to allow for direct access and replacement of the entire pipe. While more invasive, it provides a complete overhaul and is often required for older homes with clay or cast iron pipes that have reached the end of their lifespan. We ensure thorough planning and execution to minimize disruption to your yard.
Sewer Replacement Near Me in Mandan, ND
When you search for 'sewer replacement near me' in Mandan, you'll find HPN Plumbing ready to serve. Our local teams are conveniently located to provide rapid response and efficient service throughout the entire Mandan area. We understand the specific plumbing infrastructure and common issues found in homes across North Dakota.
We pride ourselves on being the local experts for sewer replacement, offering dependable solutions that homeowners in Mandan can depend on. Our commitment to prompt, professional service ensures that your sewer problems are resolved quickly and effectively, minimizing disruption to your home life.
HPN Plumbing at a Glance
- Licensed and insured plumbers serving Mandan, ND
- Same-day appointments and 24/7 emergency response
- Upfront, flat-rate pricing before work begins
- 4.9-star rated by 408+ North Dakota customers
Mandan Map
Mandan Information
- Population
- 24,586
- Area codes
- Local
- Service area
- Mandan and communities within 40 miles
- Nearby
- Bismarck, Dickinson, Minot, Jamestown
Effective sewer replacement is critical for homes in Mandan, ND, because ground movement can put steady stress on underground pipes and mature tree roots often seek out water in older, deteriorating sewer lines.
Expert Services
Trust our professionals for reliable HPN Plumbing solutions in Mandan, ND.
Our Specialized Plumbing Services in Mandan, ND
At HPN Plumbing, we provide a complete range of plumbing services across Mandan, ND. From leak detection to full system installations, our team ensures fast, precise, and affordable service for both residential and commercial properties. Explore our core services below:
How Our Sewer Replacement Service Works in Mandan, ND
Here is how we handle your sewer line.
Request a Quote
Start by calling (701) 403-1348 to schedule a consultation. We'll discuss your concerns and set up a convenient time for an on-site evaluation of your sewer system.
Diagnosis & Plan
Our technicians will perform a detailed sewer camera inspection to accurately diagnose the problem. We then present you with a clear plan and transparent pricing for the replacement.
Permit & Prep
Once you approve the plan, we handle all necessary permits with Mandan authorities. Our team then prepares the site, ensuring safety and guarding your property.
Frequently Asked Questions About Sewer Replacement in Mandan
The cost of sewer replacement in Mandan varies widely, generally ranging from $3,000 to $25,000 or more, depending on factors like the length of the line, depth, soil conditions, method (trenchless vs. traditional), and material used. A full diagnostic inspection is needed for an accurate quote specific to your property.
Frequent sewage backups, multiple clogged drains, foul odors coming from drains or your yard, lush green patches in your lawn, indentations in your yard, or the sound of running water when no fixtures are in use are all strong indicators of a failing sewer line. Persistent problems often point to the need for replacement rather than just repairs.
We provide a written labor warranty on every sewer replacement. HDPE and PVC pipe also carry long-term manufacturer warranties, and a properly installed line can last 50 years or more.
We primarily work with reputable manufacturers of high-quality PVC and ABS sewer pipes known for their durability and longevity. While specific brands can vary based on availability and project requirements, we ensure that all materials meet or exceed industry standards. Our focus is always on installing reliable, long-lasting products that provide excellent performance for your Mandan home.
Sewer line replacement is a complex job that involves significant excavation, connection to municipal systems, and adherence to strict plumbing codes. It requires specialized equipment and expertise. Attempting DIY replacement can lead to further damage, code violations, and higher costs in the long run. It is highly recommended to hire licensed professionals like HPN Plumbing.
HPN Plumbing provides a comprehensive warranty on our sewer replacement services, covering both parts and labor. The specific duration and terms will be plainly outlined in your service agreement, offering you peace of mind with your investment in Mandan.
Key signs include frequent backups or clogs in multiple drains, gurgling noises from toilets, sewage odors in your yard or basement, oddly lush or wet spots in your lawn, and sudden dips or sinkholes in your yard. A sewer camera inspection can confirm the exact issue.
Trenchless sewer replacement, such as pipe bursting, is a great option for many, but not all, situations in Mandan. It's best used for pipes that are mostly intact but have cracks or minor breaks. If the pipe is completely collapsed, severely misaligned, or made of certain materials like Orangeburg, traditional trenching might be the only practical solution.
What People Are Saying About Our Plumbing Experts?

Laura S.
I scheduled a water heater replacement, and the team made the process smooth and affordable. The new unit works perfectly, and they cleaned up after completing the job.
Water Heater Replacement · Mandan, ND
Mark T.
When our office needed drain cleaning, HPN Plumbing provided quick, reliable service. The plumber arrived on time and made sure every drain flowed perfectly before leaving. Very satisfied.
Drain Cleaning · Devils Lake, ND
Daniel K.
A pipe burst at 11 pm and they actually answered. The plumber showed up within the hour, shut everything down, and had us back to normal the next morning. Could not ask for more.
Emergency Plumbing · Minot AFB, ND
Patricia H.
We had a slab leak that two other companies could not find. HPN Plumbing located it in under an hour, explained our options, and the price matched the quote to the dollar.
Slab Leak Repair · Minot, ND
Robert G.
The trenchless sewer replacement saved our front yard. They walked us through the camera inspection footage first so we knew exactly what we were paying for.
Sewer Line Replacement · Minot AFB, ND
James P.
Our commercial plumbing system had a leak under the sink, and HPN Plumbing handled it professionally. The plumbers arrived quickly and restored everything without disruption to our customers.
Commercial Plumbing · Bismarck, ND













