Archived research v1. Preserved for reference; its assumptions have not been revalidated for the new research.
Archived dossier data
Reference travel-time catchment
Edition dated 7 September 2026
- Category
- Catchment
- How to test
- Map the actual travel-time catchment for each transport mode; urban barriers (railway, boulevard) can reduce the apparent catchment by 30%
- Impact if wrong
- High
- Confidence
- Industry assumption
- Source
- Industry practice; treated as a uniform circle
- Value
- 15 minutes