M4 closures
Both carriageways between junctions 5, Langley, and 4b, the M25, will be closed overnight between 9pm and 6am, on Friday 22, Saturday 23 and Sunday 24 October.
The eastbound exit slip road is closed at junction 6, Slough, overnight between 9pm an 6am, on Monday 18, Tuesday 19. Wednesday 20, Thursday 21 October.