National Network Route Designations (Vehicle Size & Weight)
Current understanding
To be populated as evidence accumulates.
Evidence log
- 2026-09-11 — Route Designations-Vehicle Length, Width, and Weight Limitations: FHWA final rule reroutes Syracuse’s National Network designation from the old I-81 viaduct to the rebuilt I-481 (redesignated as through I-81), and directs oversize/overweight trucks to a new surface-street Business Loop 81 grid. (novelty: 2)
Open questions
Related
Contributing findings
Route Designations-Vehicle Length, Width, and Weight Limitations
11-sep-2026
novelty 2
per-area 2
introduces