Without a concrete expansion joint your sidewalk or driveway would crack.
How to replace expansion joints in concrete patio.
Like i said in the intro these joints allow concrete pads to expand and contract during freeze thaw cycles.
Having a strong solid expansion joint helps with the following.
The dividers are put in place.
If the wood expansion joint has totally rotted leaving a gap it can create a tripping falling hazard.
Helps to inhibit the growth of weeds.
In this video we demonstrate one of many ways to replace or fix expansion joints of concrete driveways walkways sidewalks.
Removing old material from a concrete expansion joint concrete expansion joints are also known as isolation joints.
Erosion creates its own set of problems.
Wooden spacers were commonly used as control joints for concrete driveways.
This material acts as a shock absorber absorbing the stress from the slab s movement.
An expansion joint is a material placed in the cracks or joints between concrete slabs to protect the slabs from cracking when they contract and expand as the temperature changes.
Avoid cracking settlements or.
Find concrete expansion joints at lowe s today.
How to replace a concrete driveway wooden spacer.
While this method often ensures that the concrete will last for many years the wooden spacers themselves may rot over time.
Helps to block water from getting below the concrete causing erosion.
They serve an important function.