Future engineering work

PAGE LAST UPDATED: 21/06/2021 17:50. Update now

See details of routes affected by planned engineering works, including when they take effect, maps of the affected area, alternative timetables, advice for alternative travel and real-time updates.

Buses replace trains between Three Bridges and Horsham / Billingshurst on Sunday 16 May

Start date
End date
Route affected
Download map of route afected

Southern between London Victoria and Bognor Regis / Portsmouth Harbour

Thameslink between London Bridge and Horsham

TOC(s) affected

Engineering work is taking place between Crawley and Horsham, closing some lines.


Buses will replace trains between Three Bridges and Horsham / Billingshurst.

Trains will run between Billingshurst and Bognor Regis.

Portsmouth Harbour services will run between London Bridge and Portsmouth Harbour via Hove, calling additionally at Three Bridges. These trains will split and attach at Worthing, with part of the train running to and from Littlehampton.


Buses will replace trains between Crawley and Horsham, these buses will be operated by Southern.

Trains will run to an amended timetable between London Bridge and Crawley.

Check before you travel:

You can plan your journey using the National Rail Enquiries Journey Planner

Although journey planners are showing correctly, your journey may be subject to alteration at short notice due to the Coronavirus outbreak. Please check before your journey.

Replacement Bus Travel Advice:

For helpful advice if you need to travel on a rail replacement service, including accessibility and bicycle information, please use this page.

You can find the location of your bus replacement by checking station signs or by searching for your station on our station information pages.