Old House Concrete Walls

Fix concrete cracks in 8 steps step 1.
Old house concrete walls. The process of repairing a peeling concrete foundation is called resurfacing. Call in a structural engineer for an in depth evaluation. Step 1 fill the cracks. Undisturbed walls like this can stand strong for centuries but because of their somewhat dry built nature if something moves or if you pull a stone out whole sections can tumble down like a house of cards tricky work indeed.
We repaired a foundation wall which had an 8 ft long crack that leaked water into the basement during periods of heavy rainfall. Over time this expansion and contraction especially if they occur at different rates due to the sections of concrete being exposed to different temperatures will work the sections apart and the crack will widen. The wall will not be as high as the old wall since access is necessary at the top to work the wet concrete but you can add concrete blocks later for a finished look. The surface temperature of the existing concrete must be at least 50 f.
3 pour an exterior wall. Although a stonemason might have installed the wall it will not take one to repair the wall. This acts like a spring that tends to straighten out and anchor the spike into the concrete wall. When joining new concrete work to old concrete work the joint will always develop a crack and will be a point of expansion and contraction.
You will fasten the 1x3s with 4 inch long spring spikes which appear like nails with no point and a kink towards the tip. Patch all cracks crevices and holes in the old concrete surface. This method required a fairly wide open site that can accommodate tilting the walls into place. The average homeowner can resurface a foundation wall.
If you notice large recurring cracks or bulging walls at your house don t try to fix these conditions yourself. This particular wall wasn t sinking though just in. Force the thick paste into the cracks with a putty knife. For hairline cracks up to 1 8 inch wide mix four parts of ardex concrete dressing to one part water.
We ll show you a simple and effective way to patch cracks with the best concrete crack filler. Repair a foundation crack with an epoxy sealer photo geoffrey gross. Here we ll show you a simple effective way to patch cracks in poured concrete walls. With tilt up concrete the wall panels are also cast but the casting is done on site.
Using a hammer drill and a 3 16 inch masonry bit drill 5 inch holes through the 1x3 and into the concrete wall.