Héneault et Gosselin

Foundation repair and rebuilt

Causes and symptoms

  • Poor overhead clearance in basement
  • Crumbling/Disintegrating foundations
  • Efflorescence, high humidity
  • Inadequate basement entrance
  • Pyrite
  • Foundations built from concrete blocks
  • Construction in a easily flooded zone


  • Construct an underpinned foundations (increase height by building a new foundation section underneath the existing one)
  • Shoring and/or raising the structure to replace or repair the existing foundations
  • Build a basement entrance protected from frost movement
  • Pyrite decontamination, wall straightening and construction of a new concrete slab
  • Construct a fully waterproofed foundations


  • Restore the rightful value of your home
  • Obtain a liveable and dry basement