Location: northbound between junctions J20 (Nailsea) and J19 (Portishead) .
Due to: Roadworks scheme.
Period : from 20:09 on 13 March 2026 to 06:00 on 21 March 2026.
Nearest town: 16.24 miles from Mark Causeway.

Location: southbound between junctions J25 (Taunton) and J27 (Barnstaple) .
Due to: Roadworks.
Period : expect disruption until 06:00 on 31 March 2026.
Nearest town: 19.97 miles from Mark Causeway.

Location: northbound between junctions J21 (Weston super Mare) and J20 (Nailsea) .
Due to: Roadworks scheme is planned.
Status : Pending.
Schedule : From 21:00 on 20 March 2026 to 06:00 on 21 March 2026.
Nearest town: 9.67 miles from Mark Causeway.

Location: northbound between junctions J21 (Weston super Mare) and J20 (Nailsea) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 20 March 2026 to 06:00 on 21 March 2026.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 9.67 miles from Mark Causeway.

Location: northbound entry slip at junction J21 (Weston super Mare) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 20 March 2026 to 06:00 on 21 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 9.78 miles from Mark Causeway.

Location: southbound between junctions J22 (Burnham on Sea) and J23 (Highbridge) .
Due to: Roadworks scheme is planned.
Status : Pending.
Schedule : From 20:00 on 20 March 2026 to 06:00 on 21 March 2026.
Nearest town: 2.05 miles from Mark Causeway.

Location: southbound between junctions J22 (Burnham on Sea) and J23 (Highbridge) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 20 March 2026 to 06:00 on 21 March 2026.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 2.05 miles from Mark Causeway.

Location: southbound exit slip at junction J23 (Highbridge) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 20 March 2026 to 06:00 on 21 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 4.29 miles from Mark Causeway.

Location: northbound between junctions J26 (Wellington) and J25 (Taunton) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 19 March 2026 to 06:00 on 20 March 2026.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 15.92 miles from Mark Causeway.

Location: eastbound between the junctions with the A358 and the A356 .
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 09:00 on 17 March 2026 to 14:00 on 17 March 2026.
Nearest town: 19.75 miles from Mark Causeway.

Location: eastbound between the junctions with the A358 and the A356 .
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 09:00 on 17 March 2026 to 14:00 on 17 March 2026.
Nearest town: 19.71 miles from Mark Causeway.

Location: eastbound between the junctions with the A358 and the A356 .
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 09:00 on 17 March 2026 to 14:00 on 17 March 2026.
Nearest town: 19.71 miles from Mark Causeway.

Location: westbound between the junctions with the A356 and the A358 .
Lane Closures : Lane two will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 09:00 on 17 March 2026 to 14:00 on 17 March 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 19.67 miles from Mark Causeway.

Location: eastbound between the junctions with the A358 and the A356 .
Lane Closures : Lane two will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 09:00 on 17 March 2026 to 14:00 on 17 March 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 19.73 miles from Mark Causeway.

Location: westbound between the junctions with the A356 and the A358 .
Lane Closures : Lane two will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 09:00 on 17 March 2026 to 14:00 on 17 March 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 19.77 miles from Mark Causeway.

Location: westbound between the junctions with the A356 and the A358 .
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 09:00 on 17 March 2026 to 14:00 on 17 March 2026.
Nearest town: 19.74 miles from Mark Causeway.

Location: northbound between junctions J22 (Burnham on Sea) and J21 (Weston super Mare) .
Lane Closures : Lane three will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 20:00 on 17 March 2026 to 04:00 on 18 March 2026.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 5.31 miles from Mark Causeway.

Location: southbound between junctions J21 (Weston super Mare) and J22 (Burnham on Sea) .
Lane Closures : Lane three will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 20:00 on 17 March 2026 to 04:00 on 18 March 2026.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 6.16 miles from Mark Causeway.

Location: southbound between junctions J22 (Burnham on Sea) and J23 (Highbridge) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 19 March 2026 to 06:00 on 20 March 2026.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 2.05 miles from Mark Causeway.

Location: southbound entry slip at junction J23 (Highbridge) .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 09:00 on 16 March 2026 to 16:00 on 16 March 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 4.49 miles from Mark Causeway.

Location: eastbound between the junctions with the A3088 and the A37 .
Lane Closures : Lane two will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 18 March 2026 to 06:00 on 19 March 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 18.42 miles from Mark Causeway.

Location: westbound between the A3088 and the junction with the A358 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 17 March 2026 to 06:00 on 18 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 18.97 miles from Mark Causeway.

Location: eastbound at the junction with the A3088 .
Lane Closures : Lane two will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 17 March 2026 to 06:00 on 18 March 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 18.95 miles from Mark Causeway.

Location: westbound between the A37 and the junction with the A3088 .
Lane Closures : Lane two will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 17 March 2026 to 06:00 on 18 March 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 18.82 miles from Mark Causeway.

Location: southbound between junctions J25 (Taunton) and J27 (Barnstaple) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 17 March 2026 to 06:00 on 18 March 2026.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 18.97 miles from Mark Causeway.

Location: eastbound between the A356 and the junction with the A3088 .
Lane Closures : Lane two will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 21:00 on 16 March 2026 to 06:00 on 17 March 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 19.55 miles from Mark Causeway.

Location: westbound between the junctions with the A3088 and the A356 .
Lane Closures : Lane two will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 21:00 on 16 March 2026 to 06:00 on 17 March 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 19.03 miles from Mark Causeway.

Location: northbound between junctions J21 (Weston super Mare) and J20 (Nailsea) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 16 March 2026 to 21 March 2026.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 12.21 miles from Mark Causeway.

Location: westbound between the junctions with the A372 and the A37 .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 09:30 on 16 March 2026 to 15:30 on 16 March 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 17.47 miles from Mark Causeway.

Location: eastbound between the junctions with the A37 Ilchester and the A372 Podimore.
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 09:30 on 16 March 2026 to 15:30 on 16 March 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 17.82 miles from Mark Causeway.

Location: eastbound between the junctions with the A3088 and the A37 .
Lane Closures : Lane two will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 14 March 2026 to 16 March 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 18.42 miles from Mark Causeway.

Location: westbound between the A372 and the junction with the A3088 .
Lane Closures : Lane two will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 14 March 2026 to 16 March 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 17.66 miles from Mark Causeway.

Location: northbound at junction J19 (Portishead) .
Lane Closures : Lanes 1, 2 and 3 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:30 on 20 March 2026 to 08:00 on 21 March 2026.
Schedule : From 19:30 on 21 March 2026 to 09:00 on 22 March 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 19.92 miles from Mark Causeway.

Location: northbound between junctions J20 (Nailsea) and J19 (Portishead) .
Lane Closures : The hard shoulder and lane 1 are closed.
Due to: Roadworks.
Period : expect disruption until 06:00 on 14 March 2026.
Lanes Closed : There is one of three lanes closed.
Nearest town: 16.64 miles from Mark Causeway.

Location: northbound between junctions J20 (Nailsea) and J19 (Portishead) .
Lane Closures : The hard shoulder and lane 1 are closed.
Due to: Roadworks.
Period : expect disruption until 06:00 on 14 March 2026.
Lanes Closed : There is one of four lanes closed.
Nearest town: 16.24 miles from Mark Causeway.

Location: southbound between junctions J24 (Bridgwater) and J25 (Taunton) .
Lane Closures : The hard shoulder and lane 1 are closed.
Due to: Roadworks.
Period : expect disruption until 06:00 on 14 March 2026.
Lanes Closed : There is one of three lanes closed.
Nearest town: 12.34 miles from Mark Causeway.

Location: southbound entry slip at junction J19 (Portishead) .
Due to: Horticultural works are planned.
Status : Pending.
Schedule : Expect disruption everyday between 08:00 and 17:00 from 16 March 2026 to 17 March 2026.
Nearest town: 19.91 miles from Mark Causeway.

Location: southbound between junctions J19 (Portishead) and J20 (Nailsea) .
Due to: Horticultural works are planned.
Status : Pending.
Schedule : Expect disruption everyday between 08:00 and 17:00 from 16 March 2026 to 17 March 2026.
Nearest town: 19.72 miles from Mark Causeway.

Location: southbound between junctions J19 (Portishead) and J20 (Nailsea) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 08:00 on 16 March 2026 to 17:00 on 20 March 2026.
Schedule : From 08:00 on 23 March 2026 to 17:00 on 27 March 2026.
Schedule : From 08:00 on 30 March 2026 to 17:00 on 1 April 2026.
Schedule : From 08:00 on 7 April 2026 to 17:00 on 10 April 2026.
Nearest town: 17.25 miles from Mark Causeway.

Location: northbound between junctions J20 (Nailsea) and J19 (Portishead) .
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : Expect disruption everyday between 08:00 and 17:00 from 16 March 2026 to 20 March 2026.
Nearest town: 17.23 miles from Mark Causeway.

Location: southbound between junctions J19 (Portishead) and J20 (Nailsea) .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 16 March 2026 to 21 March 2026.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 23 March 2026 to 28 March 2026.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 30 March 2026 to 1 April 2026.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 17.31 miles from Mark Causeway.

Location: northbound between junctions J19 (Portishead) and J18 (Bristol) .
Lane Closures : The hard shoulder, lanes 1, 2 and 3 are closed.
Due to: Roadworks.
Period : expect disruption until 06:00 on 17 March 2026.
Lanes Closed : There are three of four lanes closed.
Nearest town: 19.92 miles from Mark Causeway.

Location: northbound at junction J20 (Nailsea) .
Lane Closures : The hard shoulder and lane 1 are closed.
Due to: Emergency Roadside Drains works.
Period : expect disruption until 04:00 on 14 March 2026.
Lanes Closed : There is one of three lanes closed.
Nearest town: 15.16 miles from Mark Causeway.
