“It’s not a straight-forward road-repair, the damage is substantial and we’ve had to undertake a lot of in-depth geo-technical assessments and cost analysis.
"Nid yw'n waith atgyweirio ffordd syml, mae'r difrod yn sylweddol ac rydym wedi gorfod cynnal llawer o asesiadau geo-dechnegol manwl a dadansoddi costau.