Debris rained down into two homes in Drewry Lane, one belonging to Mrs McKechnie, the other to a 95-year-old woman who was in hospital at the time. The wall flattened her garden shed.
Residents say it is lucky no-one was seriously injured. They're also worried about asbestos dust on the site.
More top news
A man has been charged with attempted murder after a man suffered stab wounds in Perry Barr yesterday.
Benefits Street star White Dee has revealed she is on the verge of losing her home.
Low levels of pollen for the rest of the week as we move to the end of tree pollen season.