After expressions of local concern, the preferred option at J15 was mitigated to reduce the level of demolition to just two properties at Penmaen View.
Ar ôl i bryderon lleol gael eu codi, cafodd yr opsiwn a ffefrir ar Gyffordd 15 ei liniaru fel mai dim ond dau eiddo fyddai'n cael eu dymchwel yn Penmaen View.