The CNJ 113 is heading upgrade to Minersville on the Reading and Northern's new 136-lb. continuous welded rail on the old Mine Hill & Schuylkill Haven Branch. The engine was built by Alco in 1923, with the engine and tender weighing a total of 168 tons. It has 23 X 26 cylinders, 51" drivers, and 45,800 lbs. of tractive effort.