Commercial Sewer Line Repair in Denver, CO
An independent, licensed plumbing contractor. Not affiliated with Denver Water or the City and County of Denver.
At Denver Sewer and Water we have extensive experience completing a wide range of commercial sewer repairs in Denver. We work with contractors, city planners, property management companies, and business owners on offices, restaurants, schools, apartment complexes, hotels, and retail centers.
- Restaurants, apartments, schools, hotels, and retail.
- High-pressure jetting through trenchless repair and excavation.
- Coordination with property managers and general contractors.
- Scheduling around business hours where the line allows it.
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Commercial Sewer Failure Is a Revenue Problem, Not Just a Plumbing Problem
Commercial sewer lines are subjected to various stresses over their lifetimes, which can lead to damage and wear. Grease from a kitchen, sand and grit from a wash bay, and constant high volume from a multi-unit building all age a line faster than residential use.
When that line fails, the cost is rarely the repair. It is the closed dining room, the displaced tenants, or the health inspection that happens at the worst possible moment.
(720) 935-6221Signs You May Need Sewer Line Repair
- Grease-driven blockages in restaurant and commissary lines.
- Repeat backups across multiple units in one building.
- Floor drains surcharging in kitchens, laundries, or garages.
- Lines under parking lots, loading docks, or slab that are hard to access.
- Deferred maintenance inherited with a building purchase.

How We Diagnose It
Mapping a Commercial System Before Anyone Breaks Concrete
Commercial buildings rarely have accurate as-builts. Before we quote a repair, we camera and locate the run so the owner knows what the system actually looks like today.
That map matters most when the line runs under a slab, a parking structure, or a tenant space. Knowing depth and route in advance is what keeps a repair from turning into demolition.
Common Causes of Sewer Line Damage
- Camera inspection of mains, branches, and grease-affected runs.
- Locating and depth marking under slab, asphalt, and hardscape.
- Documentation you can hand to a property manager or lender.
How We Run a Commercial Sewer Project
- 1
Scope the Site and the Schedule
We walk the property, identify access, and establish when work can happen without shutting the business down unnecessarily.
- 2
Inspect and Document
Camera footage and locating produce a written condition report for ownership or management.
- 3
Propose Phased or Full Scope
Large systems often do not need everything at once. We separate what is failing from what should be budgeted for next year.
- 4
Execute With Fully Stocked Trucks
With fully stocked repair trucks we can move quickly once the scope is approved, including after hours where that reduces disruption.

Why Property Managers Call Us Back
“Their inspection process helped us understand the real problem before committing to a repair. Honest recommendations and great communication throughout the project.”
“We had a leaking water line in our yard and their team handled it professionally from start to finish. The repair was completed faster than expected and with minimal disruption.”
Cost-Effective Rates on Commercial Sewer Work
We utilize diverse techniques and technologies to tailor our approach to the specific needs of each commercial property owner, which is what keeps commercial pricing reasonable rather than one-size-fits-all.
Expect the estimate to reflect access, depth, surface restoration, traffic control, and whether the work must happen outside business hours.
Frequently Asked Questions
Commercial Sewer Services in Denver
Sewer Cleaning and Hydro Jetting
High-pressure jetting for grease, scale, and sludge in commercial mains.
Explore Sewer Cleaning and Hydro JettingMunicipal Sewer Line Repair
Mainline and public-side work for municipal and district clients.
Explore Municipal Sewer Line RepairSewer Line Excavation
Controlled excavation with restoration under lots, docks, and drives.
Explore Sewer Line ExcavationSewer Line Maintenance
Scheduled jetting and inspection programs for buildings that cannot afford surprises.
Explore Sewer Line MaintenanceOur Family of Companies
For related services, see our sister company partners in the same family of companies:
Commercial Sewer Line Problem in Denver?
Tell us the property type and what the line is doing. We will inspect, document, and give you a scope you can take to ownership.

