FHWA NBI 2024 Inspection record Public-domain dataset

MAGNOLIA AVENUE

Carrying MAGNOLIA AVENUE over FORESTER CREEK TRIBUTARY

INERSECTION OF VERNON WY, San Diego, California

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Good
32 t Inventory load rating

Bridge Snapshot: MAGNOLIA AVENUE

The MAGNOLIA AVENUE bridge in San Diego, California carries MAGNOLIA AVENUE over FORESTER CREEK TRIBUTARY. It was built in 1978, making it 48 years old today. It was last reconstructed in 1991, extending its service life. The structure is built primarily of concrete continuous and spans 3 sections, stretching 10.0 meters (33 feet) end to end. Daily traffic averages 13,231 vehicles, placing it in the heavily-trafficked tier of California bridges. It is owned and maintained by County Highway Agency.

The latest FHWA inspection records show culvert at 7/9. The weakest component sits in good condition. All reported major components score above the Poor range. Its NBI inventory load rating is 32.4 metric tons.

Sourced from the FHWA National Bridge Inventory. See our methodology for refresh cadence and NBI release vintage.

How MAGNOLIA AVENUE compares

▲ 1.1
Load rating vs California average (31.3 t)
Bottom 41%
Lower load rating than 59% of California bridges
1,707
Bridges in San Diego · 27 in Poor condition
MAGNOLIA AVENUE 32.4 t
California average 31.3 t

Live comparison across California.

Historical Sufficiency Rating

PlainBridge-computed
95.8 / 100 - historical 80–100 band
Structural adequacy /55
55.0
Serviceability /30
30.0
Essentiality /15
13.8
Special reductions
−3.0

FHWA discontinued this calculated item; it does not determine current condition, funding eligibility, posting, or closure. How the historical reference is calculated.

Condition Ratings

Culvert
7/9
Good (7–9)
Inventory Load Rating
32.4 t
NBI inventory level (metric tons)
Overall Condition
Good

Full 0–9 scale + sufficiency-rating breakdown: how condition ratings work.

Structural Details

Year Built
1978
Last Reconstructed
1991
Material
Concrete Continuous
Number of Spans
3
Structure Length
10.0 m (33 ft)
Deck Width
18.0 m (59 ft)
Owner
County Highway Agency
Avg Daily Traffic
13,231 vehicles/day
Structure Number
57C0741

How to read this record

This page shows what the last federal inspection recorded, not whether MAGNOLIA AVENUE 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 MAGNOLIA AVENUE 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 MAGNOLIA AVENUE?

MAGNOLIA AVENUE in San Diego, California on the FHWA's 0–9 scale.

How often is MAGNOLIA AVENUE inspected?

MAGNOLIA AVENUE'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 13,231 vehicles per day.

What does “structurally deficient” mean in older bridge reports?

FHWA retired that reported status beginning with the 2018 archive. MAGNOLIA AVENUE is currently shown as Good condition from its component ratings; that category is not a live closure or safety decision.

What is the inventory load rating for MAGNOLIA AVENUE?

MAGNOLIA AVENUE has an NBI inventory load rating of 32.4 metric tons.

Who is responsible for maintaining MAGNOLIA AVENUE?

MAGNOLIA AVENUE is owned and maintained by County Highway Agency.

How old is MAGNOLIA AVENUE and does age affect safety?

MAGNOLIA AVENUE was built in 1978, making it 48 years old and last reconstructed in 1991.

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.

Data sourced from the Federal Highway Administration National Bridge Inventory. See our methodology for details. Retrieved and formatted by PlainBridges

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.