Operator: Great Northern
Routes affected:Great Northern between London Kings Cross and Cambridge / Letchworth Garden City / Welwyn Garden City and also between Moorgate and Welwyn Garden City
Thameslink between Horsham and Peterborough and between Sevenoaks and Welwyn Garden City
Twitter Hashtag:Description of Incident
Engineering work is taking place overnight in the Alexandra Palace area, closing some lines.
From approximately 23:59 on Sunday to Thursday evenings until approximately 05:10 on Monday to Friday mornings, buses replace trains between Finsbury Park / Alexandra Palace and Stevenage via Welwyn Garden City.
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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