ROADWORKS will see a major tunnel on the A55 in Conwy close for the majority of April.
The Penmaenbach tunnel will shut in the westbound direction until April 23.
Meanwhile, there will also be a 3.2m width restriction between the A55?s Junctions 16 (Puffin roundabout) and 18 (Llandudno Junction) from April 8-25, between 7pm and 7am.
Tunnels in Conwy will also briefly close later this month.
On April 24 (7pm-7am), the Conwy Tunnel will close in the westbound direction, with a contraflow through the eastbound tunnel.
The following day (7pm-7am), the Conwy Tunnel will shut in the eastbound direction, with a contraflow through the westbound tunnel.