Concrete floor slabs – not enough ground clearance to floor level

Causes

Age of the house (limited ground clearance was permitted in the past)

Sufficient clearance was not provided when the slab was poured

The surrounding ground level has been built up over time

Common

Listed under: Exterior, concrete and cement, foundation walls, walls

Cause

Age of the house (limited ground clearance was permitted in the past)

Repair

  • provide drainage channels to remove water
  • excavate adjacent soil to lower the ground level; slope ground away from the building
  • where the high ground level has resulted in leaks or damage to cladding and framing, engage an experienced New Zealand Institute of Building Surveyors (NZIBS) building surveyor to report on the damage and the repair options available 

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Cause

Sufficient clearance was not provided when the slab was poured

Repair

  • provide drainage channels to remove water
  • excavate adjacent soil to lower the ground level; slope ground away from the building
  • where the high ground level has resulted in leaks or damage to cladding and framing, engage an experienced New Zealand Institute of Building Surveyors (NZIBS) building surveyor to report on the damage and the repair options available 

Back to top

Cause

The surrounding ground level has been built up over time

Repair

  • provide drainage channels to remove water
  • excavate adjacent soil to lower the ground level; slope ground away from the building
  • where the high ground level has resulted in leaks or damage to cladding and framing, engage an experienced New Zealand Institute of Building Surveyors (NZIBS) building surveyor to report on the damage and the repair options available 

Back to top