Recent content by Waterholewilly

It could be one of to thing. clumps in the concrete mix that did not get broken up when it was mixing it happens when they are batching to fast in a dry batch plant.we call them footballs Do you know if your local plant dry batches or wet batches the concrete. Did the contractor use any ad...

i would drill your dowels into the slab with a 5/8 bit buy a tube of epoxy and squirt some in. you need to fill a least the holes with rebar in it.