"THE BLOCKAGE consisted of hardened tarmac and stones which have since been removed and the sewer cleaned.
"The sewer has not collapsed. Our sewers are designed to take sewage which is why we appeal to our customers to be careful not to discard items which might cause blockages, flooding and pollution.
"We do appreciate that this is very unpleasant for our customers and apologise to those affected for the overflow into the road."
The spokesman added the very heavy and prolonged rain across the region had resulted in surface water overwhelming some parts of the sewage network and staff had worked "around the clock" during the festive period to respond as quickly as possible to reports of sewer flooding. "Very heavy and prolonged rainfall across the region has led to surface water overwhelming some parts of the combined sewerage network. Our staff have been working around the clock."