FHWA NBI 2024 Inspection record Public-domain dataset

SR-520

Carrying SR-520 over Outfall

.5 Mile W of CR-532, Orange, Florida

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Fair
39 t Inventory load rating

Bridge Snapshot: SR-520

The SR-520 bridge in Orange, Florida carries SR-520 over Outfall. It was built in 1951, making it 75 years old today. It was last reconstructed in 1996, extending its service life. The structure is built primarily of concrete and spans 3 sections, stretching 9.4 meters (31 feet) end to end. Daily traffic averages 16,200 vehicles, placing it in the heavily-trafficked tier of Florida bridges. It is owned and maintained by State Highway Agency.

The latest FHWA inspection records show culvert at 6/9. The weakest component sits in fair condition. All reported major components score above the Poor range. Its NBI inventory load rating is 39.2 metric tons.

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

How SR-520 compares

▲ 0.3
Load rating vs Florida average (38.9 t)
Top 40%
Higher load rating than 60% of Florida bridges
885
Bridges in Orange
SR-520 39.2 t
Florida average 38.9 t

Live comparison across Florida.

Historical Sufficiency Rating

PlainBridge-computed
83.2 / 100 - historical 80–100 band
Structural adequacy /55
55.0
Serviceability /30
15.0
Essentiality /15
13.2
Special reductions
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 How the historical reference is calculated.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
6/9
Fair (5–6)
Inventory Load Rating
39.2 t
NBI inventory level (metric tons)
Overall Condition
Fair

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

Structural Details

Year Built
1951
Last Reconstructed
1996
Material
Concrete
Number of Spans
3
Structure Length
9.4 m (31 ft)
Owner
State Highway Agency
Avg Daily Traffic
16,200 vehicles/day
Structure Number
750034

How to read this record

This page shows what the last federal inspection recorded, not whether SR-520 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 SR-520 against other structures in Orange and across Florida. Florida 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 SR-520?

SR-520 in Orange, Florida on the FHWA's 0–9 scale.

How often is SR-520 inspected?

SR-520'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 16,200 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. SR-520 is currently shown as Fair condition from its component ratings; that category is not a live closure or safety decision.

What is the inventory load rating for SR-520?

SR-520 has an NBI inventory load rating of 39.2 metric tons.

Who is responsible for maintaining SR-520?

SR-520 is owned and maintained by State Highway Agency.

How old is SR-520 and does age affect safety?

SR-520 was built in 1951, making it 75 years old and last reconstructed in 1996.

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.