The fault caused knock-on delays to Dart and commuter services through the city centre due to congestion on the line. Photograph: Roman Overko/ Getty ImagesDart services between Lansdowne Road and Dún Laoghaire in Dublin have recommenced after a “major disruption” saw services suspended until 8pm. Irish Rail said the damage had caused a “major disruption to Dart services” with significant delays to wider services as crews arrived on-site to rectify the issue. READ MOREThe fault caused knock-on delays to Dart and commuter services through the city centre due to congestion on the line with Dublin Bus services honouring rail tickets throughout the disruption. A spokesman for Irish Rail said the line between Lansdowne Road and Dún Laoghaire reopened shortly before 8pm after the overhead lines were repaired.