Location: northbound.
Due to: Vehicle fire.
Time To Clear : The event is expected to clear between 05:00 and 05:15 on 5 December 2025.
Normal traffic conditions are expected between 05:00 and 05:15 on 5 December 2025.
Lanes Closed : All lanes are closed.
Nearest town: 2.35 miles from Portsmouth.

Location: eastbound between junctions J4 (M3)and J8 (Southampton) .
Due to: Roadworks.
Period : from 23:09 on 4 December 2025 to 06:00 on 5 December 2025.
Lanes Closed : All lanes are closed.
Nearest town: 17.4 miles from Portsmouth.

Location: southbound between the junctions with the A272 Petersfield North and the A272 Petersfield South.
Due to: Roadworks.
Period : from 22:02 on 4 December 2025 to 06:00 on 5 December 2025.
Lanes Closed : All lanes are closed.
Nearest town: 16.86 miles from Portsmouth.

Location: eastbound between the junctions with the A2030and the A3M .
Due to: Roadworks.
Period : from 21:36 on 4 December 2025 to 06:00 on 5 December 2025.
Lanes Closed : All lanes are closed.
Nearest town: 3.69 miles from Portsmouth.

Location: westbound between the junctions with the A3Mand the A2030 .
Due to: Roadworks.
Period : from 21:35 on 4 December 2025 to 06:00 on 5 December 2025.
Lanes Closed : All lanes are closed.
Nearest town: 4.45 miles from Portsmouth.

Location: slip road to the M27 eastbound .
Due to: Roadworks.
Period : from 20:30 on 4 December 2025 to 05:00 on 5 December 2025.
Lanes Closed : All lanes are closed.
Nearest town: 18.04 miles from Portsmouth.

Location: westbound at junction J12 (Cosham) .
Lane Closures : Lanes 1 and 2 are closed.
Due to: Roadside Drains Works.
Period : expect disruption until 06:00 on 5 December 2025.
Lanes Closed : All lanes are closed.
Nearest town: 3.29 miles from Portsmouth.

Location: westbound at junction J12 (Cosham) .
Lane Closures : Lanes 1 and 2 are closed.
Due to: Roadside Drains Works.
Period : expect disruption until 06:00 on 5 December 2025.
Lanes Closed : There are two of three lanes closed.
Nearest town: 3.28 miles from Portsmouth.

Location: westbound between the A2030and the junction with the M275 .
Lane Closures : Lanes 1 and 2 are closed.
Due to: Roadside Drains Works.
Period : expect disruption until 06:00 on 5 December 2025.
Lanes Closed : There are two of three lanes closed.
Nearest town: 3.52 miles from Portsmouth.

Location: eastbound at junction J12 (Cosham) .
Lane Closures : Lane one is closed.
Due to: Barrier repairs.
Period : expect disruption until 06:00 on 5 December 2025.
Lanes Closed : There is one of two lanes closed.
Nearest town: 3.38 miles from Portsmouth.

Location: westbound between the A3Mand the junction with the A2030 .
Due to: Roadworks scheme is planned.
Status : Pending.
Schedule : From 21:00 on 5 December 2025 to 06:00 on 9 January 2026.
Nearest town: 4.94 miles from Portsmouth.

Location: The A3M southbound at junction J5 .
Due to: Roadworks scheme is planned.
Status : Pending.
Schedule : From 21:00 on 5 December 2025 to 06:00 on 9 January 2026.
Nearest town: 5.14 miles from Portsmouth.

Location: eastbound.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 21:00 on 5 December 2025 to 05:00 on 6 December 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 3.75 miles from Portsmouth.

Location: eastbound between the A3023and the junction with the A259 Chichester West.
Lane Closures : Lane one will be closed.
Due to: Horticultural works are planned.
Status : Pending.
Schedule : From 20:00 on 5 December 2025 to 06:00 on 6 December 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 5.69 miles from Portsmouth.

Location: eastbound entry slip from the A259 .
Due to: Horticultural works are planned.
Status : Pending.
Schedule : From 20:00 on 5 December 2025 to 06:00 on 6 December 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 6.47 miles from Portsmouth.

Location: westbound exit slip at junction J9 (Fareham) .
Lane Closures : Lane one is closed.
Due to: Roadworks.
Period : expect disruption until 06:00 on 5 December 2025.
Lanes Closed : There is one of two lanes closed.
Nearest town: 8.43 miles from Portsmouth.

Location: eastbound between the junctions with the A259 Havant and the A259 Chichester West.
Lane Closures : Lane one is closed.
Due to: Roadworks.
Period : expect disruption until 06:00 on 5 December 2025.
Lanes Closed : There is one of two lanes closed.
Nearest town: 10.67 miles from Portsmouth.

Lane Closures : Lane four is closed.
Due to: Roadworks.
Period : expect disruption until 23:00 on 10 January 2026.
Lanes Closed : There is one of four lanes closed.
Nearest town: 11.93 miles from Portsmouth.' data-nearesttown='WEST END'>
Location: westbound between junctions J9 (Fareham)and J5 (S'ton Airport) .
Lane Closures : Lane four is closed.
Due to: Roadworks.
Period : expect disruption until 23:00 on 10 January 2026.
Lanes Closed : There is one of four lanes closed.
Nearest town: 11.93 miles from Portsmouth.

Location: eastbound between junctions J9 (Fareham)and J11 (Fareham C) .
Lane Closures : Lane one is closed.
Due to: Road repairs.
Period : expect disruption until 06:00 on 30 April 2026.
Lanes Closed : There is one of four lanes closed.
Nearest town: 8.2 miles from Portsmouth.

Location: westbound between junctions J9 (Fareham)and J4 (M3) .
Due to: Roadworks scheme.
Period : from 06:00 on 4 May 2025 to 23:00 on 6 March 2026.
Nearest town: 11.93 miles from Portsmouth.

Lane Closures : Lane four is closed.
Due to: Roadworks.
Period : expect disruption until 23:00 on 10 January 2026.
Lanes Closed : There is one of four lanes closed.
Nearest town: 17.01 miles from Portsmouth.' data-nearesttown='WEST END'>
Location: westbound between junctions J5 (S'ton Airport)and J4 (M3) .
Lane Closures : Lane four is closed.
Due to: Roadworks.
Period : expect disruption until 23:00 on 10 January 2026.
Lanes Closed : There is one of four lanes closed.
Nearest town: 17.01 miles from Portsmouth.

Location: eastbound at junction J11 (Fareham C) .
Lane Closures : Lane one is closed.
Due to: Road repairs.
Period : expect disruption until 06:00 on 30 April 2026.
Lanes Closed : There is one of three lanes closed.
Nearest town: 6.17 miles from Portsmouth.

Location: eastbound between the junctions with the A286and the A259 Chichester East.
Due to: Roadside drains works are planned.
Status : Pending.
Schedule : From 20:00 on 11 December 2025 to 06:00 on 12 December 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 13.88 miles from Portsmouth.

Location: The A3M northbound exit slip at junction J3 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 10 December 2025 to 06:00 on 11 December 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 6.41 miles from Portsmouth.

Location: The A3M northbound between junctions J4and J3 .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 10 December 2025 to 06:00 on 11 December 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 5.91 miles from Portsmouth.

Location: The A3M northbound entry slip at junction J3 .
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 21:00 on 9 December 2025 to 06:00 on 10 December 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 6.67 miles from Portsmouth.

Location: The A3M southbound at junction J5 .
Lane Closures : Lane two will be closed.
Due to: Roadside drains works are planned.
Status : Pending.
Schedule : From 20:00 on 9 December 2025 to 06:00 on 10 December 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 5.27 miles from Portsmouth.

Location: The A3M southbound between junctions J3and J5 .
Lane Closures : Lane two will be closed.
Due to: Roadside drains works are planned.
Status : Pending.
Schedule : From 20:00 on 9 December 2025 to 06:00 on 10 December 2025.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 5.59 miles from Portsmouth.

Location: The A3M southbound between junctions J3and J4 .
Lane Closures : Lane two will be closed.
Due to: Roadside drains works are planned.
Status : Pending.
Schedule : From 20:00 on 9 December 2025 to 06:00 on 10 December 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 5.86 miles from Portsmouth.

Location: eastbound entry slip at junction J8 (Southampton) .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 6 January 2026 to 06:00 on 7 January 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 12.55 miles from Portsmouth.

Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 15 December 2025 to 06:00 on 16 December 2025.
Schedule : From 21:00 on 12 January 2026 to 06:00 on 13 January 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 16.82 miles from Portsmouth.' data-nearesttown='WEST END'>
Location: westbound entry slip at junction J5 (S'ton Airport) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 15 December 2025 to 06:00 on 16 December 2025.
Schedule : From 21:00 on 12 January 2026 to 06:00 on 13 January 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 16.82 miles from Portsmouth.

Location: eastbound between the A2030and the junction with the A3M .
Due to: Roadworks scheme is planned.
Status : Pending.
Schedule : From 22:00 on 8 December 2025 to 06:00 on 9 December 2025.
Nearest town: 4.09 miles from Portsmouth.

Location: eastbound at the junction with the A3M .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 8 December 2025 to 06:00 on 9 December 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 4.65 miles from Portsmouth.

Location: eastbound exit slip to the A3M .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 8 December 2025 to 06:00 on 9 December 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 4.65 miles from Portsmouth.

Location: eastbound exit slip to the A3M .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 23:00 on 8 December 2025 to 06:00 on 9 December 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 4.91 miles from Portsmouth.

Location: The A3M southbound at junction J5 .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 8 December 2025 to 06:00 on 9 December 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 5.14 miles from Portsmouth.

Location: eastbound between the junctions with the A2030and the A3M .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 8 December 2025 to 06:00 on 9 December 2025.
Lanes Closed : There will be one of four lanes closed.
Nearest town: 4.09 miles from Portsmouth.

Location: The A3M northbound at junction J5 .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 8 December 2025 to 06:00 on 9 December 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 4.91 miles from Portsmouth.

Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 8 December 2025 to 06:00 on 9 December 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 16.83 miles from Portsmouth.' data-nearesttown='WEST END'>
Location: westbound entry slip at junction J5 (S'ton Airport) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 8 December 2025 to 06:00 on 9 December 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 16.83 miles from Portsmouth.

Lane Closures : Lane two will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 8 December 2025 to 06:00 on 9 December 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 16.59 miles from Portsmouth.' data-nearesttown='WEST END'>
Location: westbound exit slip at junction J5 (S'ton Airport) .
Lane Closures : Lane two will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 8 December 2025 to 06:00 on 9 December 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 16.59 miles from Portsmouth.

Location: eastbound exit slip to the A259 .
Lane Closures : Lane two will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 8 December 2025 to 10 December 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 6.25 miles from Portsmouth.

Location: westbound exit slip to the A259 .
Lane Closures : Lane two will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 8 December 2025 to 10 December 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 6.67 miles from Portsmouth.

Location: eastbound between the junctions with the A259 Havant and the A259 Chichester West.
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 8 December 2025 to 06:00 on 9 December 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 10.04 miles from Portsmouth.

Location: eastbound exit slip to the A285 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 8 December 2025 to 13 December 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 15.74 miles from Portsmouth.

Location: westbound entry slip from the A285 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 8 December 2025 to 13 December 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 15.94 miles from Portsmouth.

Location: southbound between the A325and the junction with the A272 Petersfield South.
Lane Closures : Lane two will be closed.
Due to: Roadside drains works are planned.
Status : Pending.
Schedule : From 20:00 on 7 December 2025 to 06:00 on 8 December 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 18.43 miles from Portsmouth.

Location: northbound between the A272 Petersfield South and the junction with the A325 .
Lane Closures : Lane two will be closed.
Due to: Roadside drains works are planned.
Status : Pending.
Schedule : From 20:00 on 7 December 2025 to 06:00 on 8 December 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 16.67 miles from Portsmouth.

Location: southbound between the A325and the junction with the A272 Petersfield North.
Lane Closures : Lane two will be closed.
Due to: Roadside drains works are planned.
Status : Pending.
Schedule : From 20:00 on 6 December 2025 to 06:00 on 7 December 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 18.43 miles from Portsmouth.

Location: northbound between the junctions with the A272 Petersfield North and the A325 .
Lane Closures : Lane two will be closed.
Due to: Roadside drains works are planned.
Status : Pending.
Schedule : From 20:00 on 6 December 2025 to 06:00 on 7 December 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 17.37 miles from Portsmouth.

Location: westbound between the junctions with the A3Mand the A2030 .
Lane Closures : Lane two will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 7 January 2026 to 9 January 2026.
Lanes Closed : There will be one of four lanes closed.
Nearest town: 4.47 miles from Portsmouth.

Location: westbound between the junctions with the A3Mand the A2030 .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 5 December 2025 to 06:00 on 6 December 2025.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 8 December 2025 to 12 December 2025.
Lanes Closed : There will be one of four lanes closed.
Nearest town: 4.47 miles from Portsmouth.

Location: The A3M southbound at junction J5 .
Lane Closures : Lane two will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 5 December 2025 to 06:00 on 6 December 2025.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 9 December 2025 to 12 December 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 5.14 miles from Portsmouth.

Location: The A3M southbound at junction J5 .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 12 December 2025 to 06:00 on 13 December 2025.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 15 December 2025 to 20 December 2025.
Schedule : From 21:00 on 5 January 2026 to 06:00 on 6 January 2026.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 7 January 2026 to 9 January 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 5.14 miles from Portsmouth.

Location: westbound between the A3023and the junction with the A3M .
Lane Closures : Lane two will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 7 January 2026 to 9 January 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 5.8 miles from Portsmouth.

Location: westbound between the A3023and the junction with the A3M .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 5 December 2025 to 06:00 on 6 December 2025.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 8 December 2025 to 12 December 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 5.8 miles from Portsmouth.

Location: westbound entry slip from the A3M .
Lane Closures : Lane two will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 5 December 2025 to 06:00 on 6 December 2025.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 9 December 2025 to 12 December 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 4.69 miles from Portsmouth.

Location: westbound entry slip from the A3M .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 12 December 2025 to 06:00 on 13 December 2025.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 15 December 2025 to 20 December 2025.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 5 January 2026 to 9 January 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 4.94 miles from Portsmouth.

Location: westbound at junction J12 (Cosham) .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 15 December 2025 to 06:00 on 16 December 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 3.29 miles from Portsmouth.

Location: eastbound at junction J12 (Cosham) .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 15 December 2025 to 06:00 on 16 December 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 3.5 miles from Portsmouth.

Location: westbound at junction J12 (Cosham) .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 15 December 2025 to 06:00 on 16 December 2025.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 3.28 miles from Portsmouth.

Location: eastbound at junction J12 (Cosham) .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 15 December 2025 to 06:00 on 16 December 2025.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 3.34 miles from Portsmouth.

Location: westbound at junction J12 (Cosham) .
Due to: Roadworks scheme is planned.
Status : Pending.
Schedule : From 20:00 on 15 December 2025 to 06:00 on 16 December 2025.
Nearest town: 3.28 miles from Portsmouth.

Location: eastbound at junction J12 (Cosham) .
Due to: Roadworks scheme is planned.
Status : Pending.
Schedule : From 20:00 on 15 December 2025 to 06:00 on 16 December 2025.
Nearest town: 3.5 miles from Portsmouth.

Location: westbound between the A259 Havant and the junction with the A3M .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 7 December 2025 to 06:00 on 8 December 2025.
Schedule : From 20:00 on 11 January 2026 to 06:00 on 12 January 2026.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 6.53 miles from Portsmouth.

Location: westbound between the junctions with the A29 South and the A285 Halnaker.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 19 January 2026 to 23 January 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 19.25 miles from Portsmouth.

Location: westbound between the junctions with the A29 North and the A29 South.
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 19 January 2026 to 23 January 2026.
Lanes Closed : All lanes will be closed.
Nearest town: 19.66 miles from Portsmouth.

Location: eastbound between junctions J11 (Fareham C)and J12 (Cosham) .
Lane Closures : Lane one will be closed.
Due to: Emergency roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 10 December 2025 to 12 December 2025.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 4.05 miles from Portsmouth.

Location: westbound exit slip to the A2030 .
Lane Closures : Lane one will be closed.
Due to: Emergency roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 12 December 2025 to 06:00 on 13 December 2025.
Schedule : From 20:00 on 15 December 2025 to 06:00 on 16 December 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 3.7 miles from Portsmouth.

Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 23:00 on 28 January 2026 to 23:00 on 6 March 2026.
Lanes Closed : There will be one of four lanes closed.
Nearest town: 11.93 miles from Portsmouth.' data-nearesttown='WEST END'>
Location: westbound between junctions J9 (Fareham)and J5 (S'ton Airport) .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 23:00 on 28 January 2026 to 23:00 on 6 March 2026.
Lanes Closed : There will be one of four lanes closed.
Nearest town: 11.93 miles from Portsmouth.

Location: eastbound at junction J12 (Cosham) .
Lane Closures : Lane one will be closed.
Due to: Emergency roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 10 December 2025 to 12 December 2025.
Lanes Closed : There will be one of four lanes closed.
Nearest town: 3.82 miles from Portsmouth.

Location: westbound at junction J12 (Cosham) .
Lane Closures : Lane one will be closed.
Due to: Emergency roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 10 December 2025 to 12 December 2025.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 3.28 miles from Portsmouth.

Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 23:00 on 28 January 2026 to 23:00 on 6 March 2026.
Lanes Closed : There will be one of four lanes closed.
Nearest town: 17.02 miles from Portsmouth.' data-nearesttown='WEST END'>
Location: westbound between junctions J5 (S'ton Airport)and J4 (M3) .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 23:00 on 28 January 2026 to 23:00 on 6 March 2026.
Lanes Closed : There will be one of four lanes closed.
Nearest town: 17.02 miles from Portsmouth.

Location: eastbound entry slip at junction J8 (Southampton) .
Due to: Roadworks scheme is planned.
Status : Pending.
Schedule : From 21:00 on 6 January 2026 to 06:00 on 7 January 2026.
Nearest town: 12.55 miles from Portsmouth.

Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 23:00 on 28 January 2026 to 23:00 on 6 March 2026.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 16.59 miles from Portsmouth.' data-nearesttown='WEST END'>
Location: westbound at junction J5 (S'ton Airport) .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 23:00 on 28 January 2026 to 23:00 on 6 March 2026.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 16.59 miles from Portsmouth.
