AIR TRAIN TRACKS
Carrying AIR TRAIN TRACKS over BART, INTERNL VIA, RAMPS
SF AIR INTERNATIONAL TERM, San Mateo, California
Data updated May 2026
FHWA NBI record, refreshed with each annual release.
Bridge Snapshot: AIR TRAIN TRACKS
The AIR TRAIN TRACKS bridge in San Mateo, California carries AIR TRAIN TRACKS over BART, INTERNL VIA, RAMPS. It was built in 2003, making it 23 years old today. The structure is built primarily of prestressed concrete. Daily traffic averages 19,170 vehicles, placing it in the heavily-trafficked tier of California bridges.
The latest FHWA inspection records show limited component ratings on file. The weakest component sits in unrated condition. All reported major components score above the Poor range.
Sourced from the FHWA National Bridge Inventory. See our methodology for refresh cadence and NBI release vintage.
How AIR TRAIN TRACKS compares
Live comparison across California.
Condition Ratings
Full 0–9 scale + sufficiency-rating breakdown: how condition ratings work.
Structural Details
- Year Built
- 2003
- Material
- Prestressed Concrete
- Avg Daily Traffic
- 19,170 vehicles/day
- Structure Number
- 35C0201
Location
Data Source
FHWA National Bridge Inventory (NBI).
FHWA NBI Program ↗How to read this record
This page shows what the last federal inspection recorded, not whether AIR TRAIN TRACKS is safe to cross today. Here is how to use it.
- NBI condition ratings reflect the latest record in this annual dataset, not a live status. Current routine inspection intervals are risk-based.
- Learn how the 0–9 condition scale and Good/Fair/Poor categories are defined. How condition ratings work
- Compare AIR TRAIN TRACKS against other structures in San Mateo and across California. California bridges
- Noticed visible damage or a safety concern? Report it to the agency that owns the bridge, or call 911 in an emergency. How to report a bridge
Condition codes come straight from the FHWA National Bridge Inventory and are not a real-time safety judgment. Only the owning agency, a state DOT, county, or other owner, can post, restrict, or close a bridge.
Frequently Asked Questions
What do the condition ratings mean for AIR TRAIN TRACKS?
AIR TRAIN TRACKS in San Mateo, California on the FHWA's 0–9 scale.
How often is AIR TRAIN TRACKS inspected?
AIR TRAIN TRACKS's responsible agency sets its routine interval under FHWA's risk-based inspection rules; this page does not expose the scheduled interval. It carries about 19,170 vehicles per day.
What does “structurally deficient” mean in older bridge reports?
FHWA retired that reported status beginning with the 2018 archive. AIR TRAIN TRACKS is currently shown as unrated condition from its component ratings; that category is not a live closure or safety decision.
What is the inventory load rating for AIR TRAIN TRACKS?
An inventory load rating is not recorded for AIR TRAIN TRACKS.
Who is responsible for maintaining AIR TRAIN TRACKS?
Ownership is not specified for AIR TRAIN TRACKS in the NBI.
How old is AIR TRAIN TRACKS and does age affect safety?
AIR TRAIN TRACKS was built in 2003, making it 23 years old.
Disclaimer: Bridge condition data is from the FHWA NBI and reflects the last reported inspection. A Poor condition rating is not a live declaration that a bridge is closed or unsafe for travel. For current closure, posting, or safety information, contact the responsible transportation agency.
Every figure on PlainBridge is rendered directly from federal source data, no number is typed in by an editor. This page draws directly on federal source data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.