STUART MESA ROAD
Carrying STUART MESA ROAD over SANTA MARGARITA RIVER
0.4 MILE NW OF VANDEGRIFT, San Diego, California
Data updated May 2026
FHWA NBI record, refreshed with each annual release.
Bridge Snapshot: STUART MESA ROAD
The STUART MESA ROAD bridge in San Diego, California carries STUART MESA ROAD over SANTA MARGARITA RIVER. It was built in 1960, making it 66 years old today. The structure is built primarily of concrete continuous and spans 9 sections, stretching 69.0 meters (226 feet) end to end. Daily traffic averages 15,000 vehicles, placing it in the heavily-trafficked tier of California bridges. It is owned and maintained by Army.
The latest FHWA inspection records show a deck rating of 5/9, superstructure at 6/9, substructure at 4/9. The weakest component sits in poor condition. A component scored 4 or below, placing this bridge in the federal Poor condition category rather than declaring it unsafe or closed. Its NBI inventory load rating is 32.6 metric tons.
Sourced from the FHWA National Bridge Inventory. See our methodology for refresh cadence and NBI release vintage.
How STUART MESA ROAD compares
Live comparison across California.
Historical Sufficiency Rating
PlainBridge-computedFHWA discontinued this calculated item; it does not determine current condition, funding eligibility, posting, or closure. How the historical reference is calculated.
Condition Ratings
Full 0–9 scale + sufficiency-rating breakdown: how condition ratings work.
Structural Details
- Year Built
- 1960
- Material
- Concrete Continuous
- Number of Spans
- 9
- Structure Length
- 69.0 m (226 ft)
- Deck Width
- 9.8 m (32 ft)
- Owner
- Army
- Avg Daily Traffic
- 15,000 vehicles/day
- Structure Number
- 2CA0012
Location
Data Source
FHWA National Bridge Inventory (NBI).
FHWA NBI Program ↗Condition Analysis
- • The deck (driving surface) is in fair condition (5/9), with minor deterioration that may require routine maintenance.
- • The superstructure (beams and supports above the deck) rates fair at 6/9, minor deterioration that routine maintenance should address.
- • The substructure (piers and abutments) rates poor at 4/9, advanced deterioration that should be prioritized for repair.
How to read this record
STUART MESA ROAD is in the federal Poor condition category. That is a component-based result, not a closure order.
- NBI condition ratings reflect the latest record in this annual dataset, not a live status. Current routine inspection intervals are risk-based.
- Understand what Poor condition does and does not mean before drawing conclusions. Poor condition explained
- Compare STUART MESA ROAD against other structures in San Diego 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 STUART MESA ROAD?
STUART MESA ROAD in San Diego, California has a deck rating of 5/9, superstructure rating of 6/9, and substructure rating of 4/9 on the FHWA's 0–9 scale.
How often is STUART MESA ROAD inspected?
STUART MESA ROAD'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 15,000 vehicles per day.
What does “structurally deficient” mean in older bridge reports?
FHWA retired that reported status beginning with the 2018 archive. STUART MESA ROAD is currently shown as Poor condition from its component ratings; that category is not a live closure or safety decision.
What is the inventory load rating for STUART MESA ROAD?
STUART MESA ROAD has an NBI inventory load rating of 32.6 metric tons.
Who is responsible for maintaining STUART MESA ROAD?
STUART MESA ROAD is owned and maintained by Army.
How old is STUART MESA ROAD and does age affect safety?
STUART MESA ROAD was built in 1960, making it 66 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.