Hertfordshire Police were dealing with an incident on the M1, causing a road closure on the northbound carriageway between junction 9 and junction 10.
Motorists were advised to avoid the area if possible. Details of the incident have not been disclosed by the police yet.
⚠️ We are currently dealing with an incident on the #M1. A road closure is currently in place north bound between jct 9 and jct 10, drivers are advised avoid the area if possible. pic.twitter.com/xO3bR40hos
— Herts Police (@HertsPolice) March 29, 2023
Drivers are advised to keep up-to-date with traffic updates and plan their journeys accordingly.
The closure of the northbound carriageway on the M1 is likely to have a significant impact on traffic, with delays expected to stretch back several miles.
We have approached Herts Police for further information.
Update: The road closure has now been lifted.