‘Defective’ concrete blocks causing ‘huge distress to homeowners’

A County Donegal chartered engineer says the issue of defective concrete blocks in more than one thousand houses– and possibly up to 5,000 houses — in County Donegal is another legacy issue of building defects from the Celtic Tiger era.

The blocks crumble because they contain mica.

Damien McKay, a chartered engineer, says the problem is causing huge distress to homeowners.

A special RTE Prime Time programme on the issue was broadcast last night.

Today, Mr Mckay, a contributor to the programme, told Ocean FM the symptoms of the problem:

Mr McKay outlined the extent of the problem and explained how it arises from a weakness in concrete blocks used for building.