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Drains & sewer · St. Louis

Sewer line repair in St. Louis, MO

A damaged sewer line can be fixed with a spot repair, a trenchless liner, pipe bursting or an open-trench replacement. Which one fits depends on what the camera shows, how deep the pipe is, and what's on top of it, such as a driveway, trees or landscaping.

  • Licensed local plumbers
  • The problem explained before work starts
  • Price agreed before the job begins
Sewer manhole cover in the street

Sewer line repair for St. Louis homes

Sewer repairs are big decisions, so they should start with a camera video and a locator showing exactly where the defect is. One cracked joint near the foundation is a very different job from a line that's collapsed in three places under the street.

For the full guide, including what you can safely do before a plumber arrives, see sewer line repair explained.

Sewer line repair in St. Louis at a glance

Urgency
Can be an emergency: shut off the water and call
Area
St. Louis, MO
Who does the work
An independent, licensed local plumber
Permit
Plumbing permits inside the city are issued by the City of St. Louis Building Division
Typical steps
Diagnose → Choose a method → Permit and locate → Repair and inspect
Availability
Call now to check plumber availability

Signs you need sewer line repair in St. Louis

  • Roots found in the line again and again
  • Sewage backing up into the basement
  • A camera showing breaks, sags or offset joints
  • Sewer smell in the yard
  • Unusually green or sunken strips of lawn

Local conditions

Sewer line repair in St. Louis: what's different

Century-old clay laterals under brick homes in Soulard, Tower Grove and Lafayette Square crack and collect roots. MSD's Project Clear works on reducing overflows and basement backups, but the private lateral is the owner's responsibility.

The City of St. Louis is separate from St. Louis County, so permit offices differ by address. A camera inspection first shows where the damage is.

Brick homes on narrow city lots often have laterals running under gangways and rear yards, which affects access.

Water and sewer in St. Louis
The City of St. Louis Water Division supplies water; the Metropolitan St. Louis Sewer District (MSD) handles sewers.
Permits in St. Louis
Plumbing permits inside the city are issued by the City of St. Louis Building Division; St. Louis County has its own office.

St. Louis housing and plumbing

Brick homes and flats from the late 1800s and early 1900s in Soulard, Tower Grove and Lafayette Square typically have basements and old drains.

Neighborhoods and ZIP codes

Plumbers on Thawline cover St. Louis and City of St. Louis, including Soulard, Tower Grove, The Hill, Central West End, Lafayette Square, Dogtown. ZIP codes: 63101 · 63102 · 63103 · 63104 · 63105 · 63106.

Other St. Louis conditions that affect plumbing

  • Old laterals: Century-old clay laterals crack and collect roots.
  • Basement drains: Heavy rain backs up basement floor drains.
  • Frozen pipes: Cold snaps freeze pipes in brick exterior walls.
  • City vs. county: The City of St. Louis is separate from St. Louis County, so permit offices and some utilities differ depending on your address.

How sewer line repair works in St. Louis

  1. 1

    Diagnose

    Camera inspection and locating confirm the damage, its depth and its position.

  2. 2

    Choose a method

    The plumber explains spot repair, lining, bursting or trenching and why one fits.

  3. 3

    Permit and locate

    Permits are pulled and 811 is called to mark buried utilities before digging.

  4. 4

    Repair and inspect

    The work is inspected, then the line is cameraed again to confirm it's sound.

What affects sewer line repair cost in St. Louis

Every job is priced by the plumber after they see it. These are the things that move the price most. Ask for the price before work starts.

  • Repair method
  • Depth and length of pipe
  • Driveways, trees or landscaping above the line
  • Work in the street or at the main
  • Permits and restoration

Sewer line repair questions in St. Louis

Who issues sewer repair permits in St. Louis?

The City of St. Louis Building Division inside the city; St. Louis County has its own permit office.

What is trenchless sewer repair?

Methods that fix the pipe without digging a full trench. Lining cures a resin tube inside the old pipe; pipe bursting pulls a new pipe through while breaking the old one. Both need access pits at one or both ends.

Who pays for a sewer line under the street?

In many cities the homeowner owns the service line out to the main, including the part under the street. Rules vary, so check with your city or sanitation district.

Do I need a permit to replace a sewer line?

Yes, in most U.S. cities and counties. Work in the street or sidewalk usually needs an additional right-of-way permit.

Also in St. Louis

Need sewer line repair in St. Louis?

Tell us what's going on and your ZIP code. You'll be connected with a licensed plumber who serves your area.

Call now to check plumber availability

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