What are the common causes of defects?
- Movement
- Water
- Deterioration
What steps should you follow if you identify any defects?
- Take photos
- Establish cause of damage
- Inform the client
- Recommend advice from building surveyor
What is subsidence?
The vertical downward movement of a building foundation.
Due to underlying ground conditions
What is heave?
When the ground expands beneath the building.
Caused by tree removal
How does horizontal cracking occur?
Cavity wall tie failure in a brick wall
How does shrinkage cracking occur?
In new plasterwork during the dry out period
What is Wet Rot?
Caused by damp and timber decay
Signs include damp walls, mould and musty smell
What is Dry Rot?
Caused by an inside fungal attack.
Signs include visible fungus
What is Rising damp?
When the damp goes up the wall. It normally stops at 1.5m
How is condensation caused?
Lack of ventilation and heating
How is damp caused?
By leaking pipes / AC.
What are some common industrial defects?
Roof leaks at roof lights, collision damage to panels
What are some common building defects in offices?
Damp
Water damage from AC
