Debbie from East York, Ontario has a problem with a basement leak that apparently is caused by a crack between the sidewalk and the wall. Her contractor patched it last year, but it leaked again.If there is any movement of the sidewalk, from frost or just swelling and or shrinking clay, then no ...
Concrete, outdoors in the Canadian climate, has a particularly difficult time surviving. Walkways, patios, driveways and the like must have as much as 4 to 6 inches of gravel as a drainage base to minimize the effects of shifting from frost movement in the soil. Drainage around these areas has to...
Hi Jon,
I have a driveway retaining wall that continues to be pushed by the ground, even though it is backed by gravel and drained to "nothing under the driveway" except crushed gravel. I realize proper drainage affects this somewhat, however would prefer not to cut open my driveway, sidewalk a...
