# Water main break repair

> Excavation and repair or replacement of broken water mains and service lines in Greater St. Louis, with shutoff coordination, safe digging and restoration.

Canonical: https://kueselinc.com/services/water-main-break-repair
Last updated: 2026-10-31

Water main break? Call Kuesel directly.

Kuesel excavates and repairs or replaces broken water mains and service lines across Greater St. Louis for property owners, facility managers, plant and warehouse managers, HOAs, developers, and municipalities and water districts. Emergency calls are answered 24/7.

Call (636) 978-3478. Emergency calls answered 24/7.

## What to do while you wait

- Shut off the water at the main or curb valve if you can reach it safely.
- Keep people and vehicles away from washouts and undermined pavement.
- Don't dig yourself.
- Call 811 and notify your water utility.
- Note whether the fire sprinkler system or fire line is affected, and notify your fire protection contractor.

## What we do

- Locating and exposing the break
- Coordinating with the utility owner for shutoffs
- Traffic control and safe excavation
- Repairing or replacing the broken main or service line
- Backfill and compaction
- Surface restoration as needed

## How a repair goes

- Call: Call (636) 978-3478 or send the details through the contact form. Emergency calls are answered 24/7; normal office hours are Mon–Fri, 7:00 AM–4:00 PM.
- Assess and coordinate: We look at the site and coordinate the shutoff with the utility owner and utility locates before digging.
- Excavate safely: We open the excavation with traffic control where needed, using our own hydrovac trucks to expose nearby lines where appropriate.
- Repair or replace: Our crew repairs the break or replaces the damaged section of pipe.
- Test, flush and backfill: The line is tested and flushed as the utility owner requires, then backfilled and compacted.
- Restore the surface: We restore the surface as the job requires.

## Why call Kuesel

- In-house underground utility crews and our own equipment
- Water and sewer work since 1963
- MSD vendor and PWSD prequalified

## Fire protection contractors

Fire protection contractors are welcome partners. We work alongside them on fire line and underground main repairs: we handle the excavation, underground pipe work, backfill and restoration while they handle the fire protection system.

## FAQ

### Do you answer emergency calls after hours?

Yes. Emergency calls are answered 24/7 at (636) 978-3478. Normal office hours are Monday through Friday, 7:00 AM to 4:00 PM.

### Who shuts off the water?

The utility owner controls the shutoff. We coordinate with them before excavating.

### Do you fix service lines as well as mains?

Yes. We excavate and repair or replace both broken water mains and service lines.

### Do you restore the street or lawn afterward?

We backfill, compact and restore the surface as needed for the job.

## Contact

|  |  |
| --- | --- |
| Phone | (636) 978-3478 |
| Address | 854 Lone Star Drive, O'Fallon, MO 63366 |
| Office hours | Monday–Friday 7:00 AM–4:00 PM |
| Service area | the St. Louis region |
| Bids | We confirm whether we're bidding within 1 business day. |

## Related

- [Site utilities](https://kueselinc.com/services/site-utilities)
- [Hydrovac](https://kueselinc.com/services/hydrovac)
- [Contact](https://kueselinc.com/contact)
- [Request a bid](https://kueselinc.com/contact)
- [Request a bid](https://kueselinc.com/bid-invite)
- [Services](https://kueselinc.com/services)
- [Projects](https://kueselinc.com/projects)