A12 Northern Ireland traffic
Incidents, roadworks and closures on the A12 (NI) in Northern Ireland, by junction and direction.
No incidents on the A12 (NI) now
6 entries in all. Source last updated 2 days ago.
Incidents now 0
Planned roadworks 6
- Full closureeastbound
A12 Clifton Street On-Slip Road (East Bound), Belfast, eastbound
Starts Mon 19 Oct, overnight 23:00–06:00
Road closure: A12, A12 Clifton Street On-Slip Road (East Bound), Belfast. Roadworks will operate from 23:00 on Mon 19th Oct 2026 to 06:00 on Tue 20th Oct 2026. Reason: On slip road closed due to Lane Closure on Westlink. Diversion in place.
TrafficwatchNI (DfI) · updated 2 days ago
- Lane closureeastbound
A12 Westlink Dual Carriageway (East Bound), Belfast, eastbound
Starts Mon 19 Oct, overnight 23:00–06:00
Lane closure: A12, A12 Westlink Dual Carriageway (East Bound), Belfast. Roadworks will operate from 23:00 on Mon 19th Oct 2026 to 06:00 on Tue 20th Oct 2026. Reason: Lane Closures Eastbound in association with York Street road closure.
TrafficwatchNI (DfI) · updated 2 days ago
- Full closureeastbound
A12 Clifton Street On-Slip Road (East Bound), Belfast, eastbound
Starts Thu 22 Oct, overnight 23:00–06:00
Road closure: A12, A12 Clifton Street On-Slip Road (East Bound), Belfast. Roadworks will operate from 23:00 on Thu 22nd Oct 2026 to 06:00 on Fri 23rd Oct 2026. Reason: Clifton Street On-slip closed in conjunction with Lane Closure on Westlink Eastbound in relation to York Street Road Closure. Diversion in place.
TrafficwatchNI (DfI) · updated 2 days ago
- Lane closureeastbound
A12 Westlink Dual Carriageway (East Bound), Belfast, eastbound
Starts Thu 22 Oct, overnight 23:00–06:00
Lane closure: A12, A12 Westlink Dual Carriageway (East Bound), Belfast. Roadworks will operate from 23:00 on Thu 22nd Oct 2026 to 06:00 on Fri 23rd Oct 2026. Reason: Lane Closure Westlink Eastbound in conjunction with York Street Road Closure.
TrafficwatchNI (DfI) · updated 2 days ago
- Lane closure
A12 Nelson Street, Belfast
Starts Mon 26 Oct, overnight 23:00–06:00
Lane closure: A12, Nelson Street, Belfast. Roadworks will operate from 23:00 on Mon 26th Oct 2026 to 06:00 on Tue 27th Oct 2026. Reason: Patching Works.
TrafficwatchNI (DfI) · updated 6 days ago
- Lane closure
A12 York Link, Belfast
Starts Mon 2 Nov, overnight 23:00–06:00
Lane closure: A12, York Link, Belfast. Roadworks will operate from 23:00 on Mon 2nd Nov 2026 to 06:00 on Tue 3rd Nov 2026. Reason: Changing advertising boards on railway bridge.
TrafficwatchNI (DfI) · updated 29 September 2026
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Questions
- Is the A12 (NI) closed today?
- No full closure is reported on the A12 (NI) at the moment.
- Are there roadworks on the A12 (NI)?
- 0 in progress and 6 planned, listed by junction on this page.