Mae pobl yn cael eu gwahodd i roi eu barn ar gynlluniau i wella cynllun yr A55 ar Gyffyrdd 15 Llanfairfechan ac 16 Penmaenmawr.
People are being invited to share their views on plans to improve the layout of the A55 at Junctions 15 Llanfairfechan and 16 Penmaenmawr.