South Gloucestershire road closures: more than a dozen for motorists to avoid over the next fortnight

South Gloucestershire's motorists will have 19 road closures to avoid nearby on the National Highways network this week.

And five of them are expected to cause delays of between 10 and 30 minutes.

The latest expected works list, with notes from National Highways, shows that 11 closures already in place are expected to carry on this week:

• M4, from 8pm July 8 to 6am July 10, moderate delays (10-30 minutes): M5 both directions, junction 17 to 18 - carriageway closure for gantry installation, diversion for southbound, traffic via M5 northbound, M4, M49, diversion for northbound, traffic via M49, M4.

• M49, from 8am July 3 to 4pm July 11, slight delays (under 10 minutes): M49 Both Directions M5, junction 18a to M4, junction 22 lane closures for barrier repair.

• M4, from 8pm May 30 to 6am July 18, moderate delays (10-30 minutes): M4 both directions, junction 22 closed between exit and entry slip road for carriageway repairs. Diversion via exit and entry slip roads.

• M4, from 6am May 20 to 10pm July 18, slight delays (under 10 minutes): M4 westbound, junction 22, 50 mph speed restrictions.

• M4, from 8pm June 5 to 6am July 25, slight delays (under 10 minutes): M4 Both Directions, junction 18 to junction 19 lane closures for bridge construction.

• M4, from 10pm June 29 to 10pm July 27, slight delays (under 10 minutes): M4 eastbound, junction 22, 50 mph speed restrictions.

• M48, from 9pm April 27 to 6am July 29, slight delays (under 10 minutes): M48 both directions mobile lane closure for drainage works.

• M32, from midnight, March 26 to 5am November 19, slight delays (under 10 minutes): M32, junction 1 to M4, junction 19 and M4, junction 19 to 23 used by GWR Railway Replacement Buses for Bristol Parkway to Newport route.

• M5, from 5am March 25 to 5am November 26, slight delays (under 10 minutes): M5 northbound, junction 17 to 16 - narrow lanes for SMART motorway improvements.

• M4, from 5am March 17 2023 to 5am January 21 2024, slight delays (under 10 minutes): M4 westbound, junction 19 to 20 - narrow lanes including 24/7 closure of offside running lane for SMART motorway improvements.

• M4, from 5am March 11 2023 to 5am January 21 2024, slight delays (under 10 minutes): M4 eastbound, junction 20 to 19 - narrow lanes including 24/7 closure of offside running lane for SMART motorway improvements.

And a further eight closures will begin over the next two weeks:

• M48, from 9.30am July 10 to 3.30pm July 11, slight delays (under 10 minutes): M48 westbound, junction 1 exit slip road, lane closure for grass cutting.

• M5, from 9pm July 10 to 5am July 11, moderate delays (10-30 minutes): M5 southbound, junction 18 entry slip road - carriageway closure for technology works, diversion via M5 northbound, exit, junction 17 to turn and join M5 southbound.

• M4, from 9pm July 10 to 6am July 12, moderate delays (10-30 minutes): M4 eastbound, junction 23 to 22 Prince of Wales Bridge - carriageway closure for bridge maintenance, diversion via M48 Severn bridge.

• M4, from 9pm July 12 to 6am July 14, slight delays (under 10 minutes): M4 eastbound, junction 23 to 22 Prince of Wales Bridge - lane closure for structure maintenance.

• M4, from 10pm July 12 to 6am July 14, slight delays (under 10 minutes): M4 westbound, junction 22 to 23 Prince of Wales Bridge - carriageway closure for structure maintenance, diversion via M48 Severn Bridge.

• A46, from midday, July 16 to midnight, July 17, slight delays (under 10 minutes): M4, junction 18 both directions. The Who music concert Badminton Estate. 20,000 expected. Congestion may occur at this location.

• M4, from 7pm July 18 to 6am July 28, moderate delays (10-30 minutes): M4 both directions, junction 22 closed between exit and entry slip road for carriageway repairs. Diversion via exit and entry slip roads.

• M5, from 9pm July 19 to 5am July 20, slight delays (under 10 minutes): M5 southbound, junction 13 to 14 - lane closure for electrical works.

National Highways is responsible for maintaining motorways and major A-roads, so closures of smaller roads will not be included in their schedule.