Subsidence in Ireland: What it is and what to do about it

Subsidence occurs in most ageing houses and will need some level of treatment, but don't let that deter you writes building expert Kieran McCarthy

Subsidence causes cracks, blocked drains, doors that won't close and needs to be dealt with.

Hello Kieran, 

My partner and I are looking at buying an old house in the suburbs of Cork City. One thing I have heard is to watch out for is subsidence. What actually is subsidence, what causes it and what can be done to fix it?