Improvements to the junction of Wellfield Road, Marlborough Road, Penylan Road, and Ninian Road by upgrading crossing points, a cycle crossing and changes to the signal phasing.
Gwelliannau i gyffordd Wellfield Road, Marlborough Road, Penylan Ro​ad, a Ninian Road drwy uwchraddio mannau croesi, croesfan feicio a newidiadau i gyfnodedd signalau traffig.