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Buses replace late night / early morning trains between Welwyn Garden City and Stevenage from Wednesday 20 to Friday 22 August 

See all service disruptions

Engineering work details

Starts Wednesday 20 August 2025 to Friday 22 August 2025

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Train operators affected

Route(s) affected

Great Northern between London Kings Cross and Royston / Cambridge / Ely / Kings Lynn

Thameslink between Brighton / London Kings Cross and Cambridge, between Horsham / London Kings Cross and Peterborough

Description

Engineering work is taking place between Welwyn Garden City and Stevenage, closing all lines overnight from Wednesday evening until Friday morning.

Between 23:10 and 05:10 each night, buses will replace trains between Welwyn Garden City and Stevenage.

Trains between London and Peterborough / Cambridge / Kings Lynn will be diverted to run via Hertford North, extending journey times. As a result of these diversions, a reduced local service will run between Hertford North and Stevenage.

Check before you travel:

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

Replacement Bus Travel Advice:

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

You can find the pick-up and set-down location of rail replacement services by checking station signage or by searching for your station on our Find a Station page.

Please be advised that replacement vehicles may be busier than usual, and you should allow extra time for your journey.

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