|The following is based on Fallout: New Vegas cut content.|
The town would have had a purifier, and served as the location of Carlyle St. Clair's house. In the game guide, the quest flowchart of Beyond the Beef includes a prompt to "find Carlyle St. Claire in Underpass."
Underpass was cut from Fallout: New Vegas.
- Fallout: New Vegas Official Game Guide Collectors Edition p. 144: Beyond the Beef