Update On Significant Planned Road Works On The M23 And The Brighton Main Line Improvement Project

30 April, 1, 2 & 3 May 10.00pm to 5.00am

Lane closure leading to a full closure of J9 exit slip Southbound.
Diversion via J10 and back.

6 May Bank Holiday – no scheduled closures

10pm on Friday 17th May to midday on Sunday 19th May

36-hour full carriageway closure at M23 J9 Gatwick Spur (into the
Airport only). There will be no exit Northbound at J9. Access into
Gatwick Airport North and South terminals will be via M23 J10, where you should follow the signed diversion route. M23 will be open for

Brighton Main Line Improvement Project

Network Rail are carrying out major engineering works on the Brighton Main Line on Sunday 5th May, early morning between 1.20am-9.30am,
closing the line between Three Bridges and Brighton and Three Bridges to Lewes.