Work is continuing to prevent a retaining wall collapsing at a housing development in Dromore, County Down.

BBC: Work is underway

Mr Collier told the court the wall was built as a garden wall and not a retaining wall.

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The complex had a retaining wall which collapsed spreading dirt, rocks and other debris on the road below.

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Engineers advised residents to move after a retaining wall at the back of the property was at risk of collapsing.

BBC: Work is underway

Three years ago, a retaining wall on the Bridge Valley Road, near the Portway, had to be repaired after it collapsed.

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Mr Collier told the trial during his evidence that the wall was built as a garden wall and not a retaining wall.

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The four men died after the Gleision drift mine flooded on 15 September 2011 after a retaining wall holding back a body of water failed.

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Mr Cox said the wall had not been constructed as a retaining wall, had not been designed as such and it collapsed moments after being backfilled.

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The ball caromed back onto the field off the bottom of a black retaining wall just above the fence and was initially ruled in play.

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