http://news.yahoo.com/huge-big-boy-steam-locomotive-coming-back-life-073258235.html
She will be the largest operating steam locomotive around the world when operating in full steam sometime at the end of 2018-early 2019, just in time for the 150th anniversary of the completion of the Transcontinental Railroad. She is 135ft long plus tender, a 4-8-8-4 (Four front turning wheels, 2 on each side, 8 driving wheels, 4 on each side, another 8 driving wheels and 4 support rear wheels) and a tender 1.2 million pounds in total weight!
She will be the largest operating steam locomotive around the world when operating in full steam sometime at the end of 2018-early 2019, just in time for the 150th anniversary of the completion of the Transcontinental Railroad. She is 135ft long plus tender, a 4-8-8-4 (Four front turning wheels, 2 on each side, 8 driving wheels, 4 on each side, another 8 driving wheels and 4 support rear wheels) and a tender 1.2 million pounds in total weight!