Buckinghamshire's motorists will have 42 road closures to avoid nearby on the National Highways network this week.

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

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

M4, from 8pm December 8 2023 to 6am January 13 2024, slight delays (under 10 minutes): M4 both directions, junction 5, slip road and lane closures for inspection work.

M4, from 8pm August 7 2023 to 6am January 17 2024, slight delays (under 10 minutes): M4 eastbound, junction 10 to 8/9, Lane closure for M4 Smart Motorways.

M4, from 8pm July 29 2023 to 6am January 26 2024, slight delays (under 10 minutes)

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 37 closures will begin over the next two weeks:

M40, from 9pm January 10 to 6am January 12, slight delays (under 10 minutes)

M40 southbound, junction 5 to junction 4, Lane closures for maintenance work.

M40, from 9pm January 11 to 6am January 12, slight delays (under 10 minutes): M40 northbound, junction 8 to junction 9, Lane closures for maintenance works.

M40, from 9pm January 11 to 6am January 12, slight delays (under 10 minutes): M40 southbound, junction 9 to junction 8, Lane closure for maintenance works.

A34, from 10.15pm January 11 to 5am January 12, slight delays (under 10 minutes)

M40 southbound, junction 9, carriageway closure for maintenance works, diversion via national highways network.

M40, from 9pm January 12 to 6am January 13, slight delays (under 10 minutes) M40 southbound, junction 5 to junction 4, Lane closures for maintenance work.

M40, from 9pm January 12 to 6am January 13, slight delays (under 10 minutes) M40 northbound, junction 4 to junction 6, Lane closure for maintenance works.

M40, from 10.15pm January 12 to 6am January 13, slight delays (under 10 minutes): M40 northbound, junction 2 exit slip road, Lane closures for maintenance works, diversion via National Highways and local authority roads.

M40, from 10.15pm January 12 to 6am January 13, slight delays (under 10 minutes): M40 northbound, junction 1a to junction 2, Lane closures for maintenance works.

M25, from 11pm January 12 to 6am January 13, moderate delays (10-30 minutes): M40 southbound, junction 2 to junction 1A, link road closures and lane closures for maintenance works, diversion via National Highways roads.

M40, from 8pm January 15 to 4am January 16, slight delays (under 10 minutes): M40 northbound, junction 2, Lane closure on slip road for Local authority works.

M25, from 10pm January 15 to 5am January 16, slight delays (under 10 minutes): M25 clockwise, junction 15 to junction 16, Lane closure for Speed / Red X Enforcement Camera maintenance.

M40, from 8pm January 16 to 4am January 17, slight delays (under 10 minutes): M40 southbound, junction 2, Lane closure on slip road for Local authority works.

M25, from 10pm January 16 to 5am January 17, moderate delays (10-30 minutes): M25 clockwise, junction 15 to junction 16, link road closures and lane closures for maintenance works, diversion via National Highways roads.

M25, from 10pm January 16 to 5am January 17, slight delays (under 10 minutes): M25 anti-clockwise, junction 17 to junction 16, Lane closure for repair of signal.

M40, from 10.15pm January 16 to 6am January 17, slight delays (under 10 minutes): M40 northbound, junction 4 to junction 5, Lane closures for maintenance works.

M40, from 10.15pm January 17 to 6am January 19, slight delays (under 10 minutes): M40 northbound, junction 3 to junction 4, carriageway closure for maintenance work, diversion via Local authority roads and National Highways network.

M40, from 10.15pm January 17 to 6am January 19, slight delays (under 10 minutes): M40 southbound, junction 5 to junction 3, Lane closure for maintenance work.

M40, from 10.15pm January 17 to 6am January 19, slight delays (under 10 minutes): M40 northbound, junction 2 to junction 3, Lane closure for maintenance work.

M40, from 8pm January 18 to 4am January 19, slight delays (under 10 minutes): M40 southbound, junction 2, Lane closure on slip road for Local authority works.

M40, from 10.15pm January 19 to 6am January 20, slight delays (under 10 minutes): M40 southbound, junction 3 to 1a, Lane closure for maintenance work.

M4, from 10pm January 20 to 5.30am January 21, slight delays (under 10 minutes): M4 eastbound, junction 5 to junction 4B, Lane closures for drainage works.

A404, from 8pm January 22 to 4am January 25, slight delays (under 10 minutes): A404 northbound, lane closure and lane closure slip, Local authority road sweeping and litter picking.

A404, from 8pm January 22 to 4am January 26, slight delays (under 10 minutes): A404 southbound, lane closure and lane closure slips, Local authority road sweeping and litter picking.

M40, from 10pm January 22 to 5.30am January 24, slight delays (under 10 minutes): M40 northbound, junction 1 to junction 1a, Lane closures for maintenance works.

M25, from 10pm January 22 to 5.30am January 24, slight delays (under 10 minutes): M25 clockwise to M40 northbound, link road, Lane closure for maintenance works.

M25, from 10pm January 22 to 5.30am January 24, slight delays (under 10 minutes): M25 anti-clockwise to M40 northbound, link road, Lane closure for maintenance works.

A40, from 10pm January 22 to 5.30am January 24, slight delays (under 10 minutes): M40 northbound, junction 1 to junction 1a, carriageway closure for maintenance works, diversion via National Highways and local authority roads.

A40, from 10pm January 22 to 5.30am January 24, slight delays (under 10 minutes): M40 northbound, A40 to junction 1, Lane closures for maintenance works.

M40, from 10.15pm January 22 to 6am January 27, slight delays (under 10 minutes): M40 northbound, junction 2 to junction 4, Lane closure for maintenance work.

A404, from 10.15pm January 22 to 6am January 27, slight delays (under 10 minutes): M40 northbound, junction 3, exit slip road closure for maintenance work, diversion via National Highways network and local authority roads.

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