Car Velocity

Car Velocity is defined as the average miles per day traveled by loaded and empty, active system, foreign and private cars on company lines.

Through Network Train Speed

Through network train speed measures the line-haul movement from origin to destination, including time at terminals. The average speed is calculated by dividing train-miles by total hours operated, excluding yard and local trains, passenger trains, maintenance of way trains, and foreign trains.

Through Dwell (Hours)

Through dwell is the average time a car resides within terminal boundaries expressed in hours. The measurement begins with a customer release, received interchange, or train arrival event and ends with a customer placement (actual or constructive), delivered or offered in interchange, or train departure event. This excludes stored, bad ordered, maintenance of way cars, or cars with dwell greater than 10 days.

Railroad-Controlled Cars on-Line

Railroad-Controlled Cars on-Line is defined as the average of the daily on-line inventory of freight cars under railroad control and exclude: private cars once placed at customer location, foreign or system empty cars placed at a customer location for greater than 24 hours, and foreign or system loaded cars placed at a customer location for greater than 48 hours. Articulated cars are counted as a single unit. Maintenance of way cars are excluded.