M3 Lagan Bridge Works – 14 to 31 August 2026 The third phase of the M3 Lagan Bridge bearing replacement is to be completed between the 14 August and 31 August 2026. Planned lane closures and road closures are as follows: From 21:00 on Friday 14 August 2026 to 06:00 on Monday 17 August 2026A full road closure of the M3 Middlepath Street On-Slip Road (West Bound), a diversion route will be signed via A2 Middlepath Street, A2 Bridge End, A2 Ann Street, A2 Victoria Street, A2 Dunbar Link, A2 Great Patrick Street, A2 York Street.A lane Closure will be in place on the M3 Motorway (West Bound) Lanes 1 & 2 closed with no access or egress, a diversion route will be signed via M3 Motorway (North Bound), M2 Motorway (North Bound), M2 Fortwilliam Roundabout Off-Slip Road (North Bound), U0603 Fortwilliam Roundabout, M2 Fortwilliam Roundabout On-Slip Road (South Bound), M2 Motorway (South Bound).A full road closure of the M3 Nelson Street Off-Slip Road (West Bound), a diversion route will be signed via M3 Motorway (North Bound), M2 Motorway (North Bound), M2 Fortwilliam Roundabout Off-Slip Road (North Bound), U0603 Fortwilliam Roundabout, M2 Fortwilliam Roundabout On-Slip Road (South Bound), M2