Updated at: 29-Sep-2025 11:53:37: AM
Operator: Great Northern
Routes affected:
Great Northern between Moorgate and Letchworth Garden City, and between London Kings Cross and Stevenage / Letchworth Garden City
Thameslink between Horsham and Hitchin, and between London Kings Cross and Hitchin / Peterborough
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Description of Incident
Engineering work is taking place between Welwyn Garden City and Peterborough / Royston, closing all lines very early on Sunday morning.
Between 01:20 and 08:20 on Sunday morning, buses will replace trains between Welwyn Garden City / Stevenage and Peterborough / Letchworth Garden City / Royston.
Please note that this work affects some trains which start on Saturday evening and continue to run on Sunday morning.
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.
For the very latest National Rail information click here.
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This page created on: 25-Jul-2025 11:28:56: AM