39 Railroad transportation of passengers and goods; railroad operations services, namely, rerailing of rail cars; railroad safety services in the nature of track protection and railroad flagging, namely, management and control of railroad traffic for safety purposes; emergency derailment response services, namely, moving of derailed railcars; terminal operations services, namely, staging in the nature of storage of railroad equipment; terminal operations services, namely, switching in the nature of moving of railway vehicles in a yard; terminal operations services, namely, loading, transloading, unloading of freight and adjusting load of rail car.