Drivers in and around the Forest of Dean will have 11 National Highways road closures to watch out for this week.

And three 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 eight closures already in place are expected to carry on this week:

• M48, from 7pm June 24 to 6am June 27, moderate delays (10-30 minutes): M48 westbound, Severn Bridge carriageway closed 24 / seven for main cable inspection and other maintenance works. Diversion via M4 Prince of Wales Bridge.

• M50, from 9.30am June 6 to 4.30pm June 30, slight delays (under 10 minutes): M50 northbound and southbound, junction 2 to junction 4, hard shoulder closure for litter clearance.

• M50, from 9am May 24 to 6am July 5, moderate delays (10-30 minutes): M50 eastbound, junction 4 to junction 3, Lane closure and carriageway closures for barriers repairs.

• A40, from 11am March 3 2021 to 8pm August 9 2022, slight delays (under 10 minutes): A40 Dursley Cross temporary two-way traffic lights for emergency landslide works.

• M48, from 7pm June 22 2022 to 6am January 23 2023, slight delays (under 10 minutes): M48 westbound, Severn Bridge - Lane closure for main cable inspection works.

• M48, from 7pm May 9 2022 to 6am April 5 2023, slight delays (under 10 minutes): M48 eastbound, junction 2 to 1 Severn Bridge - carriageway closure for structure maintenance, diversion via M4 Prince of Wales Bridge.

• M48, from 7pm May 11 2022 to 6am April 7 2023, slight delays (under 10 minutes): M48 westbound, junction 1 to 2 Severn Bridge - carriageway closure for structure maintenance, diversion via M4 Prince of Wales bridge.

• M4, from 10pm May 23 2022 to 6am April 14 2023, 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.

And a further three closures will begin over the next seven days:

• A40, from 9am to 3pm on July 5, slight delays (under 10 minutes): A40 Churcham traffic lights for service repairs (BT).

• A40, from 9pm July 7 to 5am July 8, slight delays (under 10 minutes): A40 Both Directions Forest Gate Multiway signals for Electrical works, three-way lights for traffic light loop repair, A4136 side road will be under traffic light control, A40 East and West at Forest Gate will be under traffic light control, permanent lights will be switched off as temp lights will be installed.

• M4, from 9pm July 11 to 6am July 13, moderate delays (10-30 minutes): M4 Prince of Wales Bridge eastbound, carriageway closed overnight for bridge maintenance. Includes westbound, safety lane closure. Diversion via M48 Severn Bridge.

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