Train disruption between Letchworth and Royston due to signalling fault

Signalling fault between Letchworth and Royston is causing train delays. Picture: Google Street View

Signalling fault between Letchworth and Royston is causing train delays. Picture: Google Street View - Credit: Archant

A signalling fault between Letchworth and Royston is affecting services between the stations.

Services are subject to delay, cancellation and alteration while technicians arrive on site to investigate.

Disruption is expected until around 6.30pm.