Official US Government Icon

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure Site Icon

Secure .gov websites use HTTPS
A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

 Find the latest Coronavirus-related transportation statistics on the BTS COVID-19 landing page.

United States Department of Transportation United States Department of Transportation

Energy Intensity of Class I Railroad Freight Service

Embedded Dataset Excel:

Dataset Excel:



The threshold for classification as a Class I Railroad is based on operating revenues; the 2018 threshold is $489.94 million.

The heat equivalent factor used for Btu conversion is 138,700 Btu/gallon.


KEY:  Btu = British thermal unit.


Association of American Railroads, Railroad Facts (Washington, DC: 2019), pp. 37, 40, and 45, and similar tables in earlier editions.