Cyngor Gwynedd, Hirael School Orme Road, Bangor, Gwynedd, LL57 1BA
Dymchwel rhan o adeilad presennol yr ysgol ac adeiladu estyniad i ffurfio ystafelloedd dosbarth a chyfleusterau ysgol newydd Demolition of part of the the existing school building and construction of extension to form new classrooms and school facilities