Plasterboard linings – cracking
Listed under: Interior, plaster and fibrous plaster, timber and wood-based, plasterboard, earthquakes, timber, framing, linings, walls, wind, solid plaster
Cause
Building movement; timber framing shrinkage
Repair
- remove existing jointing material; apply tape to joints; stop with gypsum plaster stopping compound; sand and re-paint or re-wallpaper
Cause
Joints not taped before apply stopping compound (joint taping was rarely done before 1975)
Repair
- remove existing jointing material; apply tape to joints; stop with gypsum plaster stopping compound; sand and re-paint or re-wallpaper
Cause
Land settlement
Repair
- remove existing jointing material; apply tape to joints; stop with gypsum plaster stopping compound; sand and re-paint or re-wallpaper
- where a significant cracking occurs after an earthquake or as a result of land settlement, engage a chartered professional (structural) engineer to asses the damage and give repair options. For significant earthquake events such work may be done by Toka Tū Ake EQC
Cause
Wind or earthquake shaking
Repair
- you can download at no charge the BRANZ bulletin BU548 Repairing plasterboard after an earthquake
- remove existing jointing material; apply tape to joints; stop with gypsum plaster stopping compound; sand and re-paint or re-wallpaper
- where a significant cracking occurs after an earthquake or as a result of land settlement, engage a chartered professional (structural) engineer to asses the damage and give repair options. For significant earthquake events such work may be done by Toka Tū Ake EQC