Engineering work is taking place early morning between Watford Junction and St Albans Abbey, closing some lines across the week.
On Saturday morning, the 05:50 Watford Junction to St Albans Abbey, and 06:13 St Albans Abbey to Watford Junction services will not run.
On Monday, Wednesday and Friday mornings, the 05:51 Watford Junction to St Albans Abbey and the 06:09 St Albans Abbey to Watford Junction services will not run.
Rail replacement buses will run between Watford Junction and St Albans Abbey, departing up to 20 minutes earlier than usual at all stations.
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.