Here are all the roadworks taking place next week around the M25.

M1 Junction 5, Watford: drainage work will start this week.

The northbound exit slip road will be closed overnight, between 11pm and 5.30am, on Friday April 13. 

A clearly signed diversion will be in place through junction 6 and back.

M1 junction 6 Bricket Wood, Hertfordshire: lighting work will continue.

The southbound exit and entry slip roads will be closed overnight, between 10pm and 5am, from Monday, April 9 for four nights.

A clearly signed diversion for the exit slip road will be in place through junction 5 and return.

A clearly signed diversion for the entry slip road will be in place via the M1 northbound to junction 8 and return.

M1 junction 6a (M25), to junction 6 Bricket Wood: central barrier repairs. The southbound carriageway will have narrow lanes and a 50mph speed limit in place 24 hours a day.

M11 junction 5 Chigwell: carriageway sweeping work to improve journeys by carrying out carriageway sweeping will start this week.

The southbound entry slip road will be closed overnight, between 10pm and 5am on Monday April 9.

A clearly signed diversion will be in place via the A1168, A121, A104 and the A406 eastbound to the M11 junction 4.

The northbound exit slip road will be closed overnight, between 10pm and 5am on Monday 9 April.

A clearly signed diversion will be in place via junction 6, the M25 anti-clockwise to junction 26, the A121 and the A1168

M11 junction 6 (M25), Essex: carriageway repair work to improve journeys by carrying out repairs to the carriageway will start this week.

The northbound link roads to the M25 in both directions will be closed overnight on Monday 9 April.

A clearly signed diversion will be in place via junction 7 and return.

M25 junction 16 (M40), Buckinghamshire to junction 17 Maple Cross: HS2 enabling works work to construct new temporary slip roads continues this week.

The clockwise carriageway will have narrow lanes and a 50mph speed limit in place, with a free recovery service operating 24 hours a day.

The anti-clockwise carriageway will have reduced lanes width.

M25 junction 20 Hemel Hempstead: bridge joint replacement Work to maintain journeys by undertaking bridge joint replacement will continue this week.

The anti-clockwise carriageway will be closed overnight, between 10pm and 5.30am, from Monday 9 April for five nights.

Work on Friday will start at 11pm. A clearly signed diversion will be in place via the exit and entry slip roads.

The anti-clockwise exit slip road will be closed overnight, between 9pm and 8am, on Saturday April 14.

A clearly signed diversion will be in place via junction 18 and return.

M25 junction 23 South Mimms: carriageway sweeping work to improve journeys by sweeping the carriageway will start this week.

The clockwise entry and exit slip roads will be closed overnight, between 10pm and 5am, on Tuesday, April 10.

A clearly signed diversion for the entry slip road will be in place via the M25 anti-clockwise to junction 22 and return.

A clearly signed diversion for the exit slip road will be in place via junction 24 and return.

M25 junction 23 South Mimms to junction 25 Enfield: barrier repairs work to maintain safety by carrying out central barrier repairs will continue this week. The clockwise carriageway will be closed overnight between 10pm and 5am, from Monday 9 April for five nights.

Work on Friday will start at 11pm. A clearly signed diversion will be in place via the A1 northbound, A414 and A10 southbound.

M25 junction 24 Potters Bar: carriageway sweeping/ electrical Work to improve journeys by sweeping the carriageway and carrying out electrical work will start this week.

The clockwise entry and exit slip roads will be closed overnight, between 10pm and 5am, on Wednesday, April 11.

A clearly signed diversion for the entry slip road will be in place via the M25 anti-clockwise to junction 23 and return.

A clearly signed diversion for the exit slip road will be in place via junction 25 and return.

The anti-clockwise entry slip road will be closed overnight, between 11pm and 5am, on Friday, April 13.

A clearly signed diversion will be in place via the M25 clockwise to junction 25 and return.

A1(M) junction 6 Welwyn: horticulture work to improve journeys by carrying out horticulture work will start this week.

The northbound exit slip road will be closed overnight, between 10pm and 5am, from Friday, April 13 for three nights.

Work on Friday will start at 11pm. A clearly signed diversion will be in place via junction 7 and return.