Buckinghamshire road closures: Almost two dozen for motorists to avoid over the next fortnight

And eight of them are expected to cause moderate delays – with drivers facing waits of between 10 and 30 minutes.

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

• M40, from 9pm June 9 to 6am June 10, slight delays (under 10 minutes): M40 northbound, junction 1a to junction 2, Lane closures for maintenance works.

• A43, from 8pm April 28 2023 to 6am January 31 2026, moderate delays (10-30 minutes): A43 northbound and southbound, Barley Mow Roundabout to Towcester, Lay-by, carriageway closures with diversion and 24/7 narrow lanes, speed and cycle restrictions for, junction improvements, diversion via national Highways and local authority network.

And a further 20 closures will begin over the next two weeks:

• A40, from 10pm June 10 to 6am July 30, moderate delays (10-30 minutes): M25 anti-clockwise link road to M40 northbound, carriageway closures for maintenance works, diversion Vi National Highways and local authority roads.

• A40, from 10pm June 10 to 6am July 30, moderate delays (10-30 minutes): M25 clockwise link road to M40 northbound, carriageway closures for maintenance works, diversion Vi National Highways and local authority roads.

• M25, from 10pm June 10 to 6am July 30, slight delays (under 10 minutes): M25 clockwise, junction 15 to junction 16, Lane closures for maintenance works.

• A40, from 10pm June 10 to 6am July 30, moderate delays (10-30 minutes): M40 northbound, junction 1 to junction 1A, carriageway closures for maintenance works, diversion via National Highways and local authority roads.

• M25, from 10pm June 10 to 5am June 11, slight delays (under 10 minutes): M25 Anticlockwise, junction 16 to junction 15, Lane closure for CAT 1 loop Repairs.

• M4, from 10pm June 10 to 6am June 15, moderate delays (10-30 minutes): M4 eastbound, junction 5, carriageway closure in between exit and entry slip roads for waterproofing works, diversion via National Highways roads.

• A40, from 10pm June 10 to 6am July 30, slight delays (under 10 minutes): M40 northbound, A40 to junction 1, Lane closures for maintenance works.

• M40, from 10.15pm June 10 to 6am June 11, slight delays (under 10 minutes): M40 southbound, junction 6 to junction 4, Lane closures for maintenance work.

• A5, from 8pm June 13 to 6am June 15, moderate delays (10-30 minutes): A5 both directions, Flying Fox Roundabout to Kelly’s Kitchen Roundabout - carriageway closures, lane closures and diversion routes for drainage on behalf of National Highways.

• A43, from 8pm June 13 to 5am June 14, slight delays (under 10 minutes): A43 northbound, Baynards Green to Barley Mow, Lane closure due to maintenance works.

• M4, from 8pm June 17 to 6am June 18, slight delays (under 10 minutes): M4 westbound, junction 7 to junction 8/9, Lane closure for technology works.

• M40, from 9pm June 17 to 6am June 18, slight delays (under 10 minutes): M40 northbound, junction 3 to junction 4, Lane closure for maintenance works.

• M40, from 9pm June 17 to 5am June 18, slight delays (under 10 minutes): M40 southbound, junction 5 to junction 4, Lane closures for communication works.

• M40, from 9.30pm June 17 to 6am June 18, slight delays (under 10 minutes): M40 northbound, junction 4, exit slip road closure for maintenance works, diversion via National Highways network.

• M4, from 10pm June 17 to 6am June 22, moderate delays (10-30 minutes): M4 westbound, junction 5, carriageway closure between exit and entry slip roads for joint works, diversion via National Highways roads.

• M40, from 9pm June 18 to 6am June 22, slight delays (under 10 minutes): M40 northbound, junction 2 to junction 3, Lane closure for maintenance works.

• A404, from 9.30pm June 18 to 6am June 22, moderate delays (10-30 minutes): M40 northbound, junction 3, exit slip road closure for maintenance works, diversion via National Highways and local authority network.

• M40, from 10pm June 19 to 5am June 25, slight delays (under 10 minutes): M40 southbound, junction 10 to junction 9, Lane closures for maintenance works.

• M40, from 7pm June 20 to 11.59pm June 21, slight delays (under 10 minutes): M40 southbound, junction 9 to junction 8a, Hard shoulder closure for maintenance work.

• M40, from 8pm June 20 to 6am June 25, slight delays (under 10 minutes): M40 northbound, junction 8a to junction 9, Lane closures for maintenance work.

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