Concrete Crack Repair


Before you even think about replacing your concrete or even repairing it, cracks don’t show up without a reason so the first step of any process is to find out exactly why they appeared. If your cracks were created via user error from something like an impact, feel free to disregard this section. Even though the age of the concrete slab plays a major role in most cracks, there can be some factors outside of age that can play a major role so down below we have outlined the most common causes of cracks:
- Incorrectly placed or lack of expansion joints
- Settling or disappearance of supporting soils
- Grade of the concrete that was installed
- Thermal contraction and expansion from weather
- Overbearing weight onto your concrete slab
- Constant exposure to moisture

- Expanded service life; reaching 5-10 years
- Maintain a waterproof and weather-resistant finish
- Provide a more attractive appearance
- Greatly decrease the lifespan of your concrete slab
process - A decrease in the value of your home or appeal of your business
- Water removing supporting materials from under the concrete

- Make the crack wider by one inch on every side
- Widening the crack should be done in a V-shaped cut
- Use a wire brush to clean out the crack
- A pressure washer can also be used to clean the crack
- Allow the area to dry; heat or air guns can be used to dry faster
- Don’t let the crack sit for days, have the epoxy ready to go

- Begin with low pressure on the gun and steadily apply more pressure
- If you are experiencing backflow, your crack may still be obstructed
- The use of chisels, heat guns or a scrapper can be used to remove the epoxy paste
- Keep the repairs ports sealed for at least 48 hours to ensure proper cure and adhesion
- Check the description of the materials you are using to ensure it can be used on your crack
- Fill larger cracks in increments to ensure that epoxy is filling the crack
- Be sure to mark all leaks, smaller leaks can be marked with a crayon
- Outline the crack with a bead of caulk to minimalize wasted material
Now that you have all the information you need about epoxy injection for concrete crack repair, you are well on your way to assisting your concrete in lasting the decades that you paid for. If you don’t know if you can handle epoxy injection, don’t be afraid to call for the assistance of a professional crack repair contractor. While they may cost more upfront, the contractor will know exactly what materials to use and what methods of application are right for the job. They also offer warranties, higher-grade materials and the knowledge to get the job done right the first time around. But, whichever way you choose to go, we wish you luck!