Events January January 7 – The Dunmurry train explosion takes place on board a Ballymena to Belfast passenger train service, when a Provisional Irish Republican Army (IRA) incendiary bomb explodeds prematurely, killing three people. January 23 – Western Pacific Railroad president R. G. "Mike" Flannery announces that an agreement has been reached for the railroad to be controlled by Union Pacific Railroad. February February 18 – Muni Metro is officially inaugurated in San Francisco, with weekday N Judah service in the Market Street Subway. Other lines were transitioned from surface operations in stages until 1982. February 20 – Canadian Pacific Railway officially abandons its Eganville subdivision, including tracks between Payne and Douglas, Ontario. March March 1 – The Milwaukee Road ends operations on all points west of Miles City, Montana, shutting down nearly half of the railroad. March 31 – The Chicago, Rock Island and Pacific Railroad (the Rock Island) ceases operations. April April 16 – After a complete system overhaul, the Glasgow Subway is reopened. May May – Massachusetts Bay Transportation Authority extends passenger service to Concord, New Hampshire. May – The Interstate Commerce Commission approves the liquidation of the Rock Island Railroad; at 7,073 track miles covering 13 states, it is the largest such action in United States history. May 9 – The EMD AEM-7 electric locomotive enters revenue service with Amtrak. May 15 – John S. Reed of the Santa Fe and Benjamin Biaggini of the Southern Pacific issue a joint release announcing their intentions to merge the two railroads to form Southern Pacific Santa Fe Railroad. June June 1 The Oslo Tunnel opens, connecting the eastern and western rail networks of Norway. A new rail link opens between the city of Zürich and Zurich International Airport July July 25 – Winsum train disaster, two trains collide on a single track between Groningen and Roodeschool, near Winsum, Netherlands, resulting in 9 deaths and 21 injured. July 31 – Boston and Maine Railroad, 2 men struck on track 16 inbound to Wakefield. Conductor Damian Soto is suspended 30 days without pay and forced to retake his conductor license. August August 1 – Buttevant Rail Disaster in Ireland, a train derails en route from Dublin to Cork, killing 17 passengers. August 2 – Bologna bombing: a terrorist bomb explodes at Bologna Central Station in Italy, killing 85. August 3 – Amtrak introduces the Willamette Valley Express passenger train between