Location: northbound between junctions J3 (Loudwater) and J4 (High Wycombe) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 22:15 on 18 June 2025 to 06:00 on 19 June 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 13.21 miles from Catslip.

Location: northbound exit slip at junction J4 (High Wycombe) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 22:15 on 18 June 2025 to 06:00 on 19 June 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 10.3 miles from Catslip.

Location: northbound between junctions J4 (High Wycombe) and J5 (High Wycombe) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 22:15 on 18 June 2025 to 06:00 on 19 June 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 9.58 miles from Catslip.

Location: northbound between junctions J3 (Loudwater) and J4 (High Wycombe) .
Lane Closures : Lanes 1, 2 and 3 will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 22:15 on 18 June 2025 to 06:00 on 19 June 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 13.15 miles from Catslip.

Location: northbound between junctions J2 (Beaconsfield) and J4 (High Wycombe) .
Lane Closures : Lanes 2, 3 and 4 will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 22:15 on 18 June 2025 to 06:00 on 19 June 2025.
Lanes Closed : There will be three of four lanes closed.
Nearest town: 14.42 miles from Catslip.

Location: northbound entry slip at junction J4 (High Wycombe) .
Lane Closures : Lane one will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 22:15 on 18 June 2025 to 06:00 on 19 June 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 10 miles from Catslip.

Location: northbound at junction J5 (High Wycombe) .
Lane Closures : The hard shoulder is closed.
Due to: Planned Roadworks.
Period : expect disruption until 06:00 on 18 June 2025.
Nearest town: 7.21 miles from Catslip.

Location: northbound between junctions J5 (High Wycombe) and J6 (Thame) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 18 June 2025 to 06:00 on 19 June 2025.
Nearest town: 6.89 miles from Catslip.

Location: northbound between junctions J1A (Watford) and J2 (Beaconsfield) .
Lane Closures : The hard shoulder is closed.
Due to: Roadworks.
Period : expect disruption until 23:59 on 20 June 2025.
Nearest town: 16.3 miles from Catslip.

Location: southbound between junctions J2 (Beaconsfield) and J1A (Watford) .
Lane Closures : The hard shoulder is closed.
Due to: Roadworks.
Period : expect disruption until 23:59 on 20 June 2025.
Nearest town: 16.16 miles from Catslip.

Location: southbound.
Lane Closures : Lane one will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 22:30 on 18 June 2025 to 06:00 on 19 June 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 15.56 miles from Catslip.

Location: eastbound entry slip at Reading Services.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 18 June 2025 to 06:00 on 19 June 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 10.14 miles from Catslip.

Location: eastbound exit slip at Reading Services.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 18 June 2025 to 06:00 on 19 June 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 10.13 miles from Catslip.

Location: eastbound between junctions J12 (Reading) and J11 (Basingstoke) .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 18 June 2025 to 06:00 on 19 June 2025.
Lanes Closed : There will be one of four lanes closed.
Nearest town: 9.77 miles from Catslip.

Location: westbound between junctions J8 (High Wycombe) and J10 (Reading) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadside drains works are planned.
Status : Pending.
Schedule : From 21:00 on 18 June 2025 to 06:00 on 19 June 2025.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 11.18 miles from Catslip.

Location: westbound at junction J10 (Reading) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadside drains works are planned.
Status : Pending.
Schedule : From 21:00 on 18 June 2025 to 06:00 on 19 June 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 11.13 miles from Catslip.

Location: northbound exit slip at junction J8 (Oxford) .
Lane Closures : Lane one will be closed.
Due to: Emergency roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 18 June 2025 to 06:00 on 19 June 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 11.87 miles from Catslip.

Location: eastbound exit slip at junction J7 (Slough) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 18 June 2025 to 06:00 on 19 June 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 14.84 miles from Catslip.

Location: eastbound between junctions J8 (High Wycombe) and J6 (Slough) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 18 June 2025 to 06:00 on 19 June 2025.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 13.83 miles from Catslip.

Location: northbound exit slip at junction J8 (Oxford) .
Lane Closures : Lane two is closed.
Due to: Emergency roadworks.
Period : expect disruption until 06:00 on 18 June 2025.
Lanes Closed : There is one of two lanes closed.
Nearest town: 11.87 miles from Catslip.

Location: southbound entry slip at junction J8 (Oxford) .
Lane Closures : Lane two is closed.
Due to: Emergency roadworks.
Period : expect disruption until 06:00 on 18 June 2025.
Lanes Closed : There is one of two lanes closed.
Nearest town: 12.15 miles from Catslip.

Location: southbound between junctions J4 (High Wycombe) and J3 (Loudwater) .
Lane Closures : The hard shoulder is closed.
Due to: Emergency barrier repairs.
Period : expect disruption until 23:59 on 20 June 2025.
Nearest town: 12.6 miles from Catslip.

Location: eastbound between junctions J12 (Reading) and J11 (Basingstoke) .
Lane Closures : Lanes 1, 2 and 3 are closed.
Due to: Roadworks.
Period : expect disruption until 06:00 on 18 June 2025.
Lanes Closed : There are three of four lanes closed.
Nearest town: 9.61 miles from Catslip.

Location: eastbound between junctions J13 (Newbury) and J12 (Reading) .
Lane Closures : Lanes 1, 2 and 3 are closed.
Due to: Roadworks.
Period : expect disruption until 06:00 on 18 June 2025.
Lanes Closed : All lanes are closed.
Nearest town: 9.06 miles from Catslip.

Location: southbound.
Due to: Roadworks scheme.
Period : from 20:51 on 9 June 2025 to 06:00 on 18 July 2025.
Nearest town: 13.16 miles from Catslip.

Location: westbound between junctions J3 (Woking) and J4 (Guildford) .
Lane Closures : Lane one is closed.
Due to: Roadworks.
Period : expect disruption until 06:00 on 5 July 2025.
Lanes Closed : There is one of four lanes closed.
Nearest town: 19.83 miles from Catslip.

Location: westbound at junction J3 (Woking) .
Lane Closures : Lane one is closed.
Due to: Roadworks.
Period : expect disruption until 06:00 on 5 July 2025.
Lanes Closed : There is one of three lanes closed.
Nearest town: 19.86 miles from Catslip.

Location: eastbound between junctions J13 (Newbury) and J12 (Reading) .
Due to: Roadworks scheme.
Period : from 21:00 on 9 June 2025 to 06:00 on 10 October 2025.
Nearest town: 16.14 miles from Catslip.

Location: eastbound between junctions J13 (Newbury) and J10 (Reading) .
Due to: Roadworks scheme.
Period : from 20:00 on 17 June 2025 to 06:00 on 24 June 2025.
Nearest town: 9.06 miles from Catslip.

Location: westbound between junctions J10 (Reading) and J12 (Reading) .
Due to: Roadworks scheme.
Period : from 20:01 on 11 June 2025 to 06:00 on 24 June 2025.
Nearest town: 11.33 miles from Catslip.

Location: westbound between junctions J3 (Woking) and J4 (Guildford) .
Due to: Roadworks scheme.
Period : from 21:04 on 4 November 2024 to 06:00 on 5 July 2025.
Nearest town: 19.86 miles from Catslip.

Location: southbound at junction J4 (High Wycombe) .
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 21:00 on 24 June 2025 to 05:00 on 25 June 2025.
Nearest town: 10.15 miles from Catslip.

Location: northbound between junctions J4 (High Wycombe) and J5 (High Wycombe) .
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 21:00 on 24 June 2025 to 05:00 on 25 June 2025.
Nearest town: 9.58 miles from Catslip.

Location: northbound at junction J4 (High Wycombe) .
Due to: Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 21:00 on 24 June 2025 to 05:00 on 25 June 2025.
Nearest town: 9.77 miles from Catslip.

Location: northbound between the A420 and the junction with the A44 .
Lane Closures : Lane one will be closed.
Due to: Horticultural works are planned.
Status : Pending.
Schedule : From 21:00 on 24 June 2025 to 06:00 on 25 June 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 18.39 miles from Catslip.

Location: westbound between junctions J8 (High Wycombe) and J10 (Reading) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 21:00 on 24 June 2025 to 06:00 on 25 June 2025.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 11.18 miles from Catslip.

Location: westbound at junction J10 (Reading) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 21:00 on 24 June 2025 to 06:00 on 25 June 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 11.13 miles from Catslip.

Location: westbound entry slip at junction J10 (Reading) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 21:00 on 24 June 2025 to 06:00 on 25 June 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 11.33 miles from Catslip.

Location: westbound between junctions J10 (Reading) and J11 (Basingstoke) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 21:00 on 24 June 2025 to 06:00 on 25 June 2025.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 11.26 miles from Catslip.

Location: clockwise between junctions J16 (M40) and J17 (Maple Cross) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 22:00 on 23 June 2025 to 05:00 on 24 June 2025.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 19.9 miles from Catslip.

Location: northbound between junctions J8A (Thame) and J9 (Bicester) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 22:15 on 23 June 2025 to 06:00 on 24 June 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 16.49 miles from Catslip.

Location: northbound exit slip at junction J8 (Oxford) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 22:15 and 06:00 from 23 June 2025 to 25 June 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 12.8 miles from Catslip.

Location: northbound exit slip to the A4 .
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 22:30 on 23 June 2025 to 06:00 on 24 June 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 19 miles from Catslip.

Location: northbound entry slip from the A4130 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 23 June 2025 to 27 June 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 13.85 miles from Catslip.

Location: northbound between the A4130 and the junction with the A420 .
Due to: Roadworks scheme is planned.
Status : Pending.
Schedule : From 21:00 on 23 June 2025 to 06:00 on 27 June 2025.
Nearest town: 13.85 miles from Catslip.

Location: northbound between the A415 and the junction with the A420 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 23 June 2025 to 27 June 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 15.39 miles from Catslip.

Location: northbound between the A4185 and the junction with the A415 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 23 June 2025 to 27 June 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 13.58 miles from Catslip.

Location: northbound exit slip to the A415 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 23 June 2025 to 27 June 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 15.32 miles from Catslip.

Location: northbound entry slip from the A4183 south of Kennington.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 23 June 2025 to 27 June 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 14.89 miles from Catslip.

Location: northbound exit slip to the A423 north of Kennington.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 23 June 2025 to 27 June 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 15.67 miles from Catslip.

Location: northbound between the junctions with the A415 and the A423 .
Lane Closures : Lane one will be closed.
Due to: Horticultural works are planned.
Status : Pending.
Schedule : From 20:00 on 19 June 2025 to 06:00 on 20 June 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 15.04 miles from Catslip.

Location: westbound between junctions J12 (Reading) and J13 (Newbury) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 09:00 on 23 June 2025 to 17:00 on 23 June 2025.
Nearest town: 12.63 miles from Catslip.

Location: westbound between junctions J12 (Reading) and J13 (Newbury) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 09:00 on 23 June 2025 to 17:00 on 23 June 2025.
Nearest town: 10.19 miles from Catslip.

Location: northbound between junctions J8A (Thame) and J9 (Bicester) .
Lane Closures : Lane one will be closed.
Due to: Road repairs are planned.
Status : Pending.
Schedule : From 22:15 on 20 June 2025 to 06:00 on 21 June 2025.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 17.74 miles from Catslip.

Location: southbound between junctions J2 (Beaconsfield) and J1A (Watford) .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 20 June 2025 to 24 June 2025.
Lanes Closed : There will be one of four lanes closed.
Nearest town: 18.06 miles from Catslip.

Location: eastbound entry slip at junction J7 (Slough) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 21:00 on 20 June 2025 to 06:00 on 21 June 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 14.94 miles from Catslip.

Location: westbound between junctions J12 (Reading) and J13 (Newbury) .
Lane Closures : Lane three will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 20:00 on 20 June 2025 to 06:00 on 21 June 2025.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 13.33 miles from Catslip.

Location: northbound between junctions J4 (High Wycombe) and J5 (High Wycombe) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 19:00 on 20 June 2025 to 23:59 on 25 June 2025.
Nearest town: 7.21 miles from Catslip.

Location: northbound between junctions J4 (High Wycombe) and J5 (High Wycombe) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 22:15 on 19 June 2025 to 06:00 on 20 June 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 8.47 miles from Catslip.

Location: southbound entry slip at junction J3 (Loudwater) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 22:15 on 19 June 2025 to 06:00 on 20 June 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 13.06 miles from Catslip.

Location: southbound between junctions J5 (High Wycombe) and J4 (High Wycombe) .
Lane Closures : Lanes 2 and 3 will be closed.
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 22:15 on 19 June 2025 to 06:00 on 20 June 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 6.97 miles from Catslip.

Location: northbound between junctions J1A (Watford) and J2 (Beaconsfield) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 19 June 2025 to 06:00 on 20 June 2025.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 19.01 miles from Catslip.

Location: eastbound entry slip at junction J11 (Basingstoke) .
Due to: Barrier repairs are planned.
Status : Pending.
Schedule : From 21:00 on 19 June 2025 to 06:00 on 20 June 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 10.8 miles from Catslip.

Location: northbound exit slip at junction J8 (Oxford) .
Lane Closures : Lane one will be closed.
Due to: Emergency roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 19 June 2025 to 06:00 on 20 June 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 11.87 miles from Catslip.

Location: anticlockwise between junctions J17 (Maple Cross) and J16 (M40) .
Lane Closures : The hard shoulder, lanes 1, 2 and 3 are closed.
Due to: Roadworks.
Period : expect disruption until 05:30 on 19 June 2025.
Lanes Closed : There are three of four lanes closed.
Nearest town: 19.87 miles from Catslip.

Location: southbound between the A4155 and the junction with the A4130 .
Lane Closures : Lane two is closed.
Due to: Roadworks.
Period : expect disruption until 06:00 on 18 June 2025.
Lanes Closed : There is one of two lanes closed.
Nearest town: 9.47 miles from Catslip.

Location: eastbound between junctions J13 (Newbury) and J12 (Reading) .
Lane Closures : Lanes 1, 2 and 3 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 17 June 2025 to 21 June 2025.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 23 June 2025 to 27 June 2025.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 30 June 2025 to 4 July 2025.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 8 July 2025 to 12 July 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 15.82 miles from Catslip.

Location: eastbound exit slip at junction J12 (Reading) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 18 June 2025 to 21 June 2025.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 23 June 2025 to 27 June 2025.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 30 June 2025 to 4 July 2025.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 8 July 2025 to 12 July 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 16.14 miles from Catslip.

Location: eastbound entry slip at junction J13 (Newbury) .
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 18 June 2025 to 21 June 2025.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 23 June 2025 to 27 June 2025.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 30 June 2025 to 4 July 2025.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 8 July 2025 to 12 July 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 9.37 miles from Catslip.

Location: eastbound between junctions J11 (Basingstoke) and J10 (Reading) .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 23 June 2025 to 06:00 on 24 June 2025.
Lanes Closed : There will be one of four lanes closed.
Nearest town: 10.89 miles from Catslip.

Location: eastbound at junction J11 (Basingstoke) .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 23 June 2025 to 06:00 on 24 June 2025.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 10.73 miles from Catslip.

Location: eastbound between junctions J12 (Reading) and J11 (Basingstoke) .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 23 June 2025 to 06:00 on 24 June 2025.
Lanes Closed : There will be one of four lanes closed.
Nearest town: 9.61 miles from Catslip.

Location: westbound at junction J10 (Reading) .
Lane Closures : Lanes 1 and 2 are closed.
Due to: Roadworks.
Period : expect disruption until 06:00 on 24 June 2025.
Lanes Closed : There are two of three lanes closed.
Nearest town: 11.16 miles from Catslip.

Location: westbound entry slip at junction J10 (Reading) .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 23 June 2025 to 06:00 on 24 June 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 11.33 miles from Catslip.

Location: westbound entry slip at junction J10 (Reading) .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 23 June 2025 to 06:00 on 24 June 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 11.18 miles from Catslip.

Location: westbound between junctions J10 (Reading) and J11 (Basingstoke) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 23 June 2025 to 06:00 on 24 June 2025.
Lanes Closed : There will be two of four lanes closed.
Nearest town: 11.26 miles from Catslip.

Location: southbound between the A4185 and the junction with the M4 .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 18 June 2025 to 21 June 2025.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 23 June 2025 to 27 June 2025.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 30 June 2025 to 4 July 2025.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 7 July 2025 to 12 July 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 13.08 miles from Catslip.

Location: southbound.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 17 June 2025 to 21 June 2025.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 23 June 2025 to 27 June 2025.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 30 June 2025 to 4 July 2025.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 7 July 2025 to 12 July 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 13.16 miles from Catslip.

Location: southbound between the A4185 and the junction with the M4 .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 23 June 2025 to 28 June 2025.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 30 June 2025 to 5 July 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 13.3 miles from Catslip.

Location: westbound between junctions J3 (Woking) and J4 (Guildford) .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 8 August 2025 to 06:00 on 9 August 2025.
Lanes Closed : There will be one of four lanes closed.
Nearest town: 19.86 miles from Catslip.

Location: southbound entry slip from the A4130 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 28 September 2025 to 30 September 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 13.77 miles from Catslip.

Location: southbound between the A415 and the junction with the M4 .
Due to: Roadworks scheme is planned.
Status : Pending.
Schedule : From 21:00 on 28 September 2025 to 06:00 on 30 September 2025.
Nearest town: 13.97 miles from Catslip.

Location: southbound between the A415 and the junction with the M4 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 28 September 2025 to 30 September 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 13.97 miles from Catslip.

Location: southbound exit slip to the A4185 .
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 28 September 2025 to 30 September 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 13 miles from Catslip.

Location: westbound exit slip at junction J6 (Slough) .
Lane Closures : Lane one will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 20:00 and 05:00 from 20 October 2025 to 23 October 2025.
Lanes Closed : All lanes will be closed.
Nearest town: 16.87 miles from Catslip.

Location: The A308M eastbound between the junctions with the M4 and the A308 .
Lane Closures : Lane one will be closed.
Due to: Horticultural works are planned.
Status : Pending.
Schedule : Expect disruption everyday between 20:30 and 06:00 from 18 June 2025 to 21 June 2025.
Schedule : Expect disruption everyday between 20:30 and 06:00 from 23 June 2025 to 28 June 2025.
Schedule : Expect disruption everyday between 20:30 and 06:00 from 30 June 2025 to 5 July 2025.
Schedule : Expect disruption everyday between 20:30 and 06:00 from 7 July 2025 to 12 July 2025.
Lanes Closed : There will be one of two lanes closed.
Nearest town: 12.43 miles from Catslip.
