The line has been progressively upgraded from the late 2000s onward, with work focusing on the removal of speed restrictions, and separation of main line traffic from commuter trains near Dublin. The objective is to increase the sections of line capable of operation and thus provide faster services to compete with the M8 motorway. Ultimately it is intended for trains to run non-stop from Cork to Dublin in two hours or less. This has resulted in major disruption and cancellations on many weekends and speed restrictions affecting the punctuality of trains. The following is a summary of the main works involved: