Engineering work is taking place between Alexandra Palace and Stevenage via Hertford North from 23:00 on Saturday and all day Sunday, closing some lines.
As a result buses will replace trains between Alexandra Palace and Stevenage via Hertford North.
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 this page.
You can find the location of your bus replacement by checking station signs or by searching for your station on our station information pages.