Engineering work is taking place 23:10 until end of service each night, between Welwyn Garden City and Stevenage, closing all lines.
From approximately 23:10 until the end of service on Wednesday and Thursday evenings, no trains will run between Welwyn Garden City and Stevenage.
Trains between London and Cambridge / Kings Lynn / Peterborough will divert non-stop via Hertford North with extended journey times.
A revised and limited train service will run between London and Welwyn Garden City. Rail replacement buses will run between Alexandra Palace and Stevenage via Welwyn Garden City to provide connections.
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.