Ontario Foundation ProOntario

Slab and raft foundation repair

A half-excavated foundation wall, made out of field stones in 18th century during an archaeological excavation in Ancienne Lorette near Queb
Photo: Marc-Lautenbacher, Wikimedia Commons, CC BY-SA 4.0

Do this first

  • Photograph cracks, sticking doors and uneven floors.
  • Note drainage, recent leaks and when movement started.
  • Avoid DIY shoring that could worsen movement.

Foundation cracks, settling or sticking doors? Tell us what you see. Request help 24/7