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
• A reduced train service will run between Hertford North and Stevenage
• Trains between London and Cambridge / Peterborough / Kings Lynn will be diverted to run via Hertford North (non-stop), with extended journey times.

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.