How to Start a Sewer Repair in 5 Simple Steps
Identifying Pipe Failures and Property Line Responsibilities
To start a sewer repair, first stop all water use and contain any sewage backup, then call 811 to have underground utilities marked before any digging. Next, schedule a high-definition video camera inspection to identify the exact failure and its location, secure the required local permits, and choose the right repair method for your property, such as trenchless CIPP lining, pipe bursting, or open-trench excavation. Finally, complete the pipe restoration and verify the repair with a post-installation camera inspection.
Understanding how underground plumbing fails helps you take fast, decisive action before structural damage spreads. When an underground sewer pipe develops structural cracks, joint offsets, or severe clogs, raw wastewater escapes into the surrounding soil. Over time, that escaping wastewater washes away supporting substrate, creates underground voids, and causes wastewater to push back up into household fixtures.
Municipal infrastructure across older neighborhoods frequently dates back several decades, meaning underground clay, concrete, and cast iron pipes are approaching or exceeding their intended lifespans. As these materials age, they become vulnerable to ground movement, thermal expansion, and aggressive tree root intrusion.
Warning Signs That Require Immediate Sewer Repair
Underground drainage issues rarely resolve on their own. Homeowners should look for distinct symptoms that differentiate a localized fixture clog from a severe main line failure:
Multiple Fixture Backups: When running your washing machine causes the nearest bathtub to fill with water, or flushing a toilet makes a basement shower gurgle, the obstruction sits deep in the primary lateral line rather than an isolated fixture branch.
Persistent Sewer Gas Odors: A continuous rotten-egg or foul methane smell inside your home or throughout your yard indicates a cracked or separated line allowing sewer gases to escape.
Soggy or Abnormally Lush Lawn Patches: Wastewater acts as an unwanted fertilizer. If a specific section of your lawn looks bright green, feels spongy, or develops foul-smelling puddles during dry weather, sewage is likely pooling below the turf.
Sinkholes and Ground Depressions: Soil settling above a leaking or collapsed line will cause the lawn, driveway, or walkway to sink.
Foundation Shifts and Masonry Cracks: Prolonged water leaks soften structural subsoil, causing concrete footings to settle unevenly and resulting in visible cracks across basement walls or exterior brickwork.
Rodent and Pest Activity: Cracked sewer pipes serve as subterranean entryways for pests, often revealing themselves through persistent burrow holes in the yard.
Homeowner vs. City Ownership of Sewer Laterals
One of the most confusing elements of handling a sewer line emergency is determining who pays for the fix. The underground drainage infrastructure is divided into two distinct components: the private sewer lateral and the public sewer main.
The private sewer lateral is the underground pipe connecting your building’s plumbing system to the municipal main line in the street. In most municipalities throughout Northern Utah, the property owner is legally responsible for maintaining, repairing, and replacing the entire upper and lower sewer lateral up to the legal connection point at the main or the property line.
If a collapse occurs beneath your front yard, sidewalk, or parkway strip, repairs generally fall within your financial scope. Conversely, if the structural failure occurs within the city's central sewer main line beneath the public roadway, municipal public works crews handle the remediation. Running a high-definition video camera directly through the cleanout allows our technicians to pinpoint the exact footage of the failure, providing clear proof of whether the damage sits on private property or within the municipal right-of-way. For more background on municipal sewer systems, see the Wikipedia overview of sanitary sewers.
The 5-Step Guide to Navigating a Sewer Repair Project
Addressing a failed sewer line does not have to overwhelm you. By following a structured five-step workflow, you can contain property hazards, identify the underlying root cause, secure necessary municipal approvals, and restore complete wastewater flow.
Step 1: Mitigate Sewage Hazards and Contact Utility Locators
The moment sewage backs up or surfaces, immediate containment is critical:
Stop All Water Usage: Turn off all indoor water fixtures, including washing machines, dishwashers, sinks, and showers, to prevent additional wastewater from feeding the backup.
Shut Off the Main Valve if Necessary: If a drain continues overflowing due to running fixtures, shut down your primary domestic water supply valve.
Avoid Contact with Biohazards: Raw sewage carries harmful bacteria, viruses, and parasites. Keep children and pets away from contaminated areas, and wear protective rubber boots, gloves, and eye protection if you must enter the area.
Call 811 Before Digging: Before any exploratory digging or heavy equipment arrives on site, call 811 to notify underground utility locators. Technicians will visit your property to mark buried electrical, natural gas, telecommunication, and culinary water lines, preventing hazardous utility strikes.
Step 2: Conduct a High-Definition Video Camera Inspection
Never allow a contractor to begin digging or quoting extensive repairs based purely on speculation. Modern diagnostic protocol requires a high-resolution, waterproof sewer camera inspection.
During this process, a technician feeds a self-leveling, fiber-optic camera head attached to a flexible push rod directly through your main sewer cleanout. As the camera travels downstream toward the street connection, high-output LED lights illuminate the interior pipe walls, transmitting real-time footage to an external diagnostic monitor.
This inspection answers critical structural questions:
Pipe Material: Identifies whether the line is cast iron, vitrified clay, orangeburg, concrete, ABS, or Schedule 40 PVC.
Failure Type and Exact Location: Pinpoints root masses, severe corrosion, longitudinal cracks, offset joints, or full mechanical collapses down to the exact foot and inch.
Line Depth and Elevation: Built-in radio sondes inside the camera head transmit a signal to an above-ground locator wand, mapping out the pipe’s exact depth beneath lawns, concrete driveways, or patios.
Structural Deformities: Identifies low spots, commonly known as pipe bellies, where standing water and sludge accumulate due to poor slope.
Step 3: Secure Local Permits and Schedule Inspections
Underground sewer reconstruction involves strict health, safety, and environmental standards. Before pipe rehabilitation begins, your plumbing contractor must secure the appropriate municipal building and plumbing permits.
Depending on the repair location, the job may require:
Private Property Plumbing Permits: Standard permits covering mechanical pipe replacement between the foundation and the property line.
Right-of-Way and Street Opening Permits: Mandatory permits, traffic-control plans, and bond coverage if repairs extend past the curb, sidewalk, or into the roadway.
Mandatory Inspections: Local building inspectors must examine the exposed pipe, grade slope, bedding material, or trenchless lining calibration before the trench is backfilled or the repair is closed out.
Our team handles all permitting, code compliance documentation, and inspection scheduling directly with local municipal building departments, keeping your project compliant and running smoothly.
Step 4: Choose the Right Sewer Repair Method for Your Property
Once the camera inspection identifies the specific failure and municipal guidelines are established, you will select the best repair method for your home's layout and budget.
Cured-In-Place Pipe (CIPP) Lining
CIPP lining is an advanced trenchless method that constructs a brand-new, seamless pipe inside your damaged host line without tearing up your lawn or hardscaping. A flexible, felt-woven tube saturated with liquid epoxy resin is inverted or pulled directly through the existing pipe via a single access point.
Once positioned, the liner is inflated with compressed air and cured using ambient air, hot water, steam, or UV light. Within a few hours, the resin hardens into a rigid, jointless, corrosion-resistant pipe that seals off cracks and completely blocks tree roots.
Pipe Bursting
When an existing pipe has structural fractures, missing sections, or heavy root intrusion that prevents smooth lining, pipe bursting offers a trenchless full-replacement solution.
Technicians dig two small access pits at either end of the run. A heavy-duty steel bursting head is pulled through the old pipe using a hydraulic pulling machine. As it advances, the conical head shatters the damaged clay or cast iron line outward into the surrounding soil while simultaneously pulling a seamless, flexible High-Density Polyethylene (HDPE) pipe into place behind it.
Open-Trench Excavation
Traditional open-trench excavation remains necessary when a pipe has suffered a complete structural collapse, has significant back-pitch, or has shifted off grade (a pipe belly).
Using mini-excavators and manual trenching, crews dig down to expose the failing line, remove the compromised sections, re-grade the trench bed with structural gravel, and install new Schedule 40 PVC pipe with mechanical fittings. While excavation requires subsequent surface restoration, it allows for complete physical correction of improper slopes.
Repair Method | Best Suited For | Surface Disruption | Average Timeline | Expected Service Life |
CIPP Pipe Lining | Cracked, aging, or root-invaded pipes with intact structural shape | Very Low (Requires 1 small access point) | 3 to 8 Hours | 50+ Years |
Pipe Bursting | Severely fractured or corroded pipes requiring full diameter replacement | Low (Requires 2 small access pits) | 1 to 2 Days | 50+ Years |
Open-Trench Excavation | Fully collapsed pipes, severe soil displacement, or low pipe bellies | High (Requires full continuous trenching) | 2 to 5 Days | 50+ Years (with PVC) |
Step 5: Execute Pipe Restoration and Complete Final Testing
With the method chosen and permits approved, the physical restoration begins:
Hydro-Jetting and Mechanical Descaling: For trenchless methods, high-pressure water jets (up to 4,000 PSI) and rotating chain descalers clear all grease, scale, mineral buildup, and roots from the host pipe walls to ensure proper bonding.
Material Installation and Curing: The CIPP liner or HDPE replacement pipe is pulled into position and cured or mechanically anchored according to strict manufacturer specifications.
Lateral Reinstatement: If branch lines connect to the primary run, miniature robotic cutting tools navigate the lined pipe to precisely trim open incoming connections.
Final Quality-Control Camera Inspection: A comprehensive post-repair video inspection verifies that the new pipe wall is uniform, smooth, properly sealed, and flowing without obstruction.
Site Backfilling and Clean-up: For excavated sections, technicians backfill the trench with graded aggregate, compact the soil in layers to prevent future settling, and restore the surface.
Project Costs, Timelines, and Financial Protection
Planning for underground plumbing work requires clear transparency around costs, project duration, and financing or insurance options.
Factors Influencing Total Repair Expenses
The cost of sewer rehabilitation varies depending on several site-specific factors:
Depth of the Pipe: Sewer lines buried 3 to 4 feet deep require less labor, shoring, and heavy machinery than lines buried 8 to 12 feet deep.
Surface Obstacles and Hardscaping: If your main lateral runs beneath a paved driveway, concrete patio, mature trees, or structural masonry, traditional excavation costs rise due to the demolition, hauling, and subsequent surface restoration required. Trenchless repairs eliminate most of these secondary surface costs.
Length and Diameter of the Line: The overall linear footage and diameter of the pipe run directly dictate the volume of epoxy resin, felt liners, or HDPE piping required.
Permitting and Municipal Fees: Right-of-way permits, traffic management setups, street repair bonds, and municipal inspection fees contribute to the final invoice.
Nationally, residential sewer repairs range from manageable spot fixes to extensive complete replacements. While traditional open-trench replacements can run higher when including landscape and driveway reconstruction, trenchless CIPP lining or pipe bursting often provides substantial long-term savings by keeping your yard, trees, and concrete intact.
Service Line Protection Programs and Insurance Coverage
Standard homeowners insurance policies typically exclude gradual wear, ground settling, and root damage to exterior underground utility lines. However, homeowners have several options to protect against unexpected out-of-pocket expenses:
Service Line Endorsement Riders: Many insurance carriers allow you to add an affordable service line coverage endorsement to your existing homeowners policy. This rider covers accidental damage, line collapses, and root intrusion for exterior utility lines up to a specific limit, often with a small deductible.
Utility Protection Programs: Optional service line protection plans offer monthly or annual warranty coverage for water and sewer lines. These programs help cover approved repair costs with low or zero deductibles and fast emergency dispatch.
Long-Term Contractor Warranties: When investing in trenchless rehabilitation, ensure your plumbing contractor uses proven systems. Premium liner manufacturers provide extensive product lifespans backed by comprehensive contractor warranties, giving you lasting peace of mind.
Frequently Asked Questions
How long does a typical sewer repair take?
The duration depends directly on the chosen repair method and site accessibility. Trenchless CIPP lining and pipe bursting projects are exceptionally fast, typically completed within 3 to 8 hours in a single day.
Traditional open-trench excavation projects generally take between 2 to 5 days, accounting for initial saw-cutting, careful excavation around other buried utilities, pipe laying, municipal code inspections, backfilling, and structural soil compaction.
Can a pipe belly or low spot be fixed without digging?
No. A pipe belly occurs when an underground sewer line loses its uniform downward slope, causing a localized dip where water, grease, and toilet paper continuously sit. Because trenchless pipe lining follows the exact contour of the existing host pipe, lining a belly will simply create a smooth, waterproof dip that still catches debris.
Correcting a pipe belly requires localized excavation to dig out the sunken section, re-grade the underlying soil with compacted crushed stone to establish a proper 1/4-inch-per-foot downward grade, and install new rigid pipe.
How long do trenchless sewer liners last?
Modern cured-in-place pipe liners are engineered for exceptional durability and carry an expected operating lifespan of 50 years or more.
The cured epoxy resin creates a seamless, structural jointless pipe-within-a-pipe that is completely impervious to tree root intrusion, calcification, rust, and chemical erosion from standard household cleaners.
Conclusion
A failing sewer line can quickly disrupt your home, but catching warning signs early and using modern diagnostic tools makes the repair process straightforward and stress-free. Whether your property benefits from minimal-disruption trenchless technology or requires localized excavation to correct improper slope, working with experienced professionals ensures your drainage system is restored safely, cleanly, and in full compliance with local building codes.
For long-term reliability and fast relief from plumbing emergencies, turn to the team at Admiral Plumbing, Heating & Cooling. We provide 24/7 emergency service, clear upfront pricing, and top-tier expertise across Northern Utah. Explore our proven solutions for pipe lining and sewer repair to schedule your video camera inspection today!
Comments