Class I railroad

C3758
concept

A Class I railroad is a large freight railroad company that exceeds a specific annual revenue threshold set by transportation regulators, distinguishing it from smaller regional and local rail carriers.

All labels observed (4)

Label Occurrences
Class I railroad canonical 32
Class I freight railroad 1
Class I railway 1

Description generation (CDg)

The one-sentence description above was generated by prompting gpt-5.1 with the class name and this instruction.

Instruction
generate a one-sentence description for a given conceptual class.
# Response Format
Return only the sentence: "Description: [one-sentence description of the conceptional class]"
Input
Class: Class I railroad
Generated description
A Class I railroad is a large freight railroad company that exceeds a specific annual revenue threshold set by transportation regulators, distinguishing it from smaller regional and local rail carriers.

Instances (35)

Instance Via concept surface
Union Pacific Railroad
CSX Transportation
Norfolk Southern Railway
Great Northern Railway
linked to: Hill Lines
Conrail
linked to: CR
Atchison, Topeka and Santa Fe Railway
St. Louis–San Francisco Railway
Consolidated Rail Corporation
Illinois Central Railroad
Milwaukee Road
Northern Pacific Railway
Spokane, Portland and Seattle Railway
MoPac
Kansas City Southern Railway
Union Pacific Railroad
Conrail
Class I freight railroads in the United States freight railroad classification
Missouri Pacific Railroad
Canadian National Railway Class I railway
Seaboard Coast Line Railroad
BNSF Railway
Norfolk Southern Railway
linked to: NSRX
Burlington Route
New York, Chicago and St. Louis Railroad
Western Pacific Railroad
linked to: WP
Atchison, Topeka and Santa Fe Railway
linked to: AT&SF
Northern Pacific Railway
Jersey Central
Chicago, Milwaukee, St. Paul and Pacific Railroad
Soo Line Railroad
Louisville and Nashville Railroad
Missouri Pacific Railroad
linked to: MP
Norfolk Southern Railway
linked to: NS
Class I freight railroad
Norfolk and Western Railway
Southern Railway (U.S.)