Hi. There is an isolation/expansion joint on the sidewalk end of the apron. However, in my fourth picture and new attachment, you can see if you look closely, the foam filler doesn't actually go all the way to the dirt, but sits above the rebar the ties in the apron to the sidewalk. So the...
Thanks all. I didn’t notice any of this until recently. I know some of my neighbors have the isolation joint and the builder originally had one too.
I figure there’s no remedy except to cut a full thickness joint. And in doing that, the rebar linking the slabs and slab to sidewalk.
Oh sorry. I’m in Orange County, California. New/recent construction on a clay type soil.
Thanks for the insights.
I noticed they didn’t use chairs either but as they were filling the concrete they lifted the rebar up so it was no longer resting on the base layer. It seemed to stay as they...
Hi, I just noticed some chipping (1x2" worth) at the edge of the garage slab where it meets our driveway apron. I'm not even sure if this was a previous repair (due to damage from demolishing the old driveway) to the edge that just chipped out. Only reason I noticed it was because we had the...