Dozens of homeowners in Lincs who are worried their houses are sinking are receiving the results of a major study.
Around 120 properties in Roman Pavement and East Liberty in Lincoln have been assessed as part of an ongoing scheme to assess subsidence.
The city council owns more than half, but around 50 are privately owned and 14 of these owners were told on Tuesday that structural faults have been found.
Council officials will meet consultant engineers to assess the situation.
The investigation follows a report last year on movement discovered in the area.
A survey of the drains has found the system was in a poor state and video footage picked up nearly 60 defects requiring attention.