Mudjacking Questions

There IS a way to repair that sinking and sagging sidewalk, driveway, patio, walkway or other concrete slab – it’s called Mudjacking or Slabjacking.In most cases and for far less than the cost of replacing your problem concrete, at Coulee Concrete Repair LLC, we can bring that problem area back to a level and safe condition using our safe and proven method.

What is mud jacking?
Mud jacking is a process that raises sunken concrete back to its original level. This unique process will restore sunken or uneven concrete slabs close to their original grade and alignment with surrounding concrete slabs.Why is Coulee Concrete Repair LLC the best choice for all of your mud jacking needs?Coulee Concrete Repair LLC uses a limestone slurry that is extremely low shrink and 100% stable. Coulee Concrete Repair LLC provides fast, professional and courteous service to La Crosse Wisconsin and the entire area.Before you consider tearing out and replacing that sagging or sinking slab contact us for an estimate at your home or place of business!Why has my concrete settled?
There are many different reasons,-sometimes in new construction, the backfill around the foundation is not compacted properly. This will create voids and the concrete may settle. The backfill around utilities, such as a sewer line that was replaced, will settle over time.

How does time affect my slab?
Over a period of many years the slab will settle so slow, that you just don’t really notice, but one day, for some reason, it will come to your attention.

How do rodents create problems?
Animals can create major tunneling which leads to voids.

What are the benefits of Concrete Leveling over replacement?
The cost of leveling usually represents a savings of 50%-70% over replacement. The leveling process can be completed and ready for use in a matter of hours. No Municipal Building Permits are required.

What are the advantages of mudjacking?

The cost of mudjacking from Coulee Concrete Repair LLC averages a fraction of the cost of replacement.  The leveling process can be completed and ready to use on a matter of hours.  The processing of mudjacking does not affect landscaping.  Coulee Concrete Repair LLC does not require removal of existing concrete.  It works well in hard to access areas.  It eliminates additional damage due to heavy equipment.  The concrete remains the samse shade or color. ..No municipal building permits are required.  Coulee Concrete Repair LLC mudjacking is cleaner than replacement.

How does it work?
A number of 1 5/8 inch holes are drilled in the sunken concrete. A slurry is pumped through the holes. When the void under the sunken concrete is filled with the mixture, the concrete will raise. The holes are patched with shrink proof grout and the surface is ready to use..

Is this a new way to fix sunken concrete?

Mud jacking is a common repair method that has been used for many years, mostly in the Midwest region of the U.S. However, professional mud jack contractors can now be found in just about every city in the U.S. The concept is very simple, but should only be attempted by professionals, as it requires experienced and specialized equipment to get the work just right.

How does erosion cause my slab to settle?
If the slab is on a hill and water starts running into an open crack, control joint, or alongside the slab, this will eventually wash out the supporting soil and cause the slab to settle and crack.

Can excessive weight cause my slab to settle?
You may have a large vehicle, or pile of landscaping material, etc, that is left on the slab for a prolonged period of time. This will accelerate the settlement process.

Can any concrete slab be raised or leveled?
Generally, yes. However when large areas have crumbled or deteriorated, replacing the concrete may be the only option.

Our concrete appears to have “raised up”. Can Concrete Slabs be lowered?
Generally, no. However adjacent slabs can be “Feathered” or “Floated” to eliminate trip hazards.

Tree roots have raised my sidewalk. Can it be leveled?
We can generally “Feather ” or “Float” the surrounding slabs to “even out” the offsets. This will then eliminate the trip hazard.



Coulee Concrete Repair LLC
W5726 Koss Road
Onalaska, Wisconsin 54650
(608) 781-9200
(608) 781-9287 Fax