Key facts
Code summary
Code 491
Official title Transport via railways
Version PSIC 2019
Source layer PSA / BSP
Section H - Transportation and Storage
Lg
PSIC 2019 Navigation-first hub Group 491 - Transport via railways
PSIC Group 491 covers Transport via railways. Direct children below it include Passenger rail transport, inter-urban and Freight rail transport. It clusters closely related activities and helps compare nearby classes...
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Nearby codes
About this level
Practical summary
Group 491 sits in the PSIC 2019 hierarchy under H Transportation and Storage > 49 Land Transport and Transport Via Pipelines. This group usually narrows the choice to a small family of classes such as Passenger rail transport, inter-urban and Freight rail transport. It is useful when two or three neighboring activities look similar but should not be collapsed into one code.
Administrative context
Where this code is used
This group is used when reviewers compare a short list of classes such as Passenger rail transport, inter-urban and Freight rail transport and need to decide which family is the closest fit. It is common in internal classification review and administrative lookup work.
Selection note
How to choose it
Use this group when the activity sits between similar classes such as Passenger rail transport, inter-urban and Freight rail transport. The safest choice is the one whose wording matches the actual production, service or operating model most closely.
Official note
Source-backed description
This group comprises rail transportation of passengers and/or freight using railroad rolling stock on mainline networks, usually spread over an extensive geographic area. Freight rail transport over short-line railroads is included here. This group excludes: Urban and suburban passenger land transport, see 4931; Related articles such as switching and shunting, see 5221; Operation of railroad infrastructure, see 5221.
FAQ
What does PSIC Group 491 cover?
PSIC Group 491 clusters a smaller family of classes under Transport via railways and is useful when the business sits between closely related options.
How do I compare Group 491 with sibling groups?
Look at the parent class and the nearby sibling groups. On this page, the most relevant nearby options are 492 Transport via buses and 493 Other land transport.
Why is Group 491 useful for classification?
It sits at the point where a broad sector is already narrowed enough to compare a small family of similar classes before the final code choice.