FHWA NBI 2024 Inspection record Public-domain dataset

GREENBRIAR LANE

Carrying GREENBRIAR LANE over LOFTUS DIVERSION CHANNEL

100 NW/O ASSOCIATED RD., Orange, California

Inventory: FHWA NBI 2024 · last ETL August 2026

FHWA NBI record, refreshed with each annual release.

Fair
24 t Inventory load rating Lower than 84% of rated California bridges

GREENBRIAR LANE in Orange, California sits above 16% of rated California bridges on inventory load rating (24 t), while its 1968 build year is earlier than 64% of Orange's recorded-year cohort (1,164 bridges).

GREENBRIAR LANE in Orange, California is rated Fair in the FHWA's 2024 National Bridge Inventory. Built in 1968, it carries 1 rated component on the inspecting agency's 0-9 scale, and its weakest reported component scores 6. The lowest applicable rating sets the federal condition category, so this Fair result describes the weakest reported component rather than the structure as a whole. No NBI category is a closure decision or a live crossing-safety verdict.

NBI record plate

Structure CA:55C0543

INTERSTATE-ERA · CONCRETE · MULTI-SPAN · CULVERT-LED · ARTERIAL-ADT · STANDARD-LOAD · CAT-FAIR

  • INTERSTATE-ERA 1950–1979
  • CONCRETE Concrete
  • MULTI-SPAN 3 spans
  • CULVERT-LED Culvert-led
  • ARTERIAL-ADT Arterial ADT
  • STANDARD-LOAD Standard load
  • CAT-FAIR Fair

Inspection-sheet codes from this record’s year, material family, spans, controlling component, ADT, inventory load, and NBI category, not a live closure verdict.

Bridge Snapshot: GREENBRIAR LANE

The GREENBRIAR LANE bridge in Orange, California carries GREENBRIAR LANE over LOFTUS DIVERSION CHANNEL. It was built in 1968, making it 58 years old today. The structure is built primarily of concrete continuous and spans 3 sections, stretching 11.9 meters (39 feet) end to end. Daily traffic averages 5,000 vehicles, placing it in the moderately-trafficked tier of California bridges. It is owned and maintained by City/Municipal Highway Agency.

The latest FHWA inspection records show culvert at 6/9. The weakest component sits in fair condition. No reported major component scores in the Poor range under the current federal condition thresholds.

How GREENBRIAR LANE compares

▼ 7.8
Load rating vs California average (32.1 t; 25,538 of 25,848 rated)
1,164
Bridges in Orange · 35 in Poor condition

Age against the county: built in 1968, earlier than 749 of Orange's 1,164 bridges with a recorded construction year (64%), against a county median build year of 1976. Age is not a defect on its own, but it is the population from which future Poor ratings are drawn.

GREENBRIAR LANE 24.3 t
California average (25,538 of 25,848 rated) 32.1 t

Live comparison across California bridges with a recorded inventory load rating (25,538 of 25,848 rated).

GREENBRIAR LANE vs every rated California bridge

Inventory load rating (metric tons), FHWA NBI, this state

24 Top 84% higher than 16% of 25,538 bridges

rated California bridges, bucketed by value

Each bar is a band; taller bars hold more bridges. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.

Source FHWA National Bridge Inventory · August 2026

Condition Ratings

Culvert
6/9
Fair (5–6)
Inventory Load Rating
24.3 t
NBI inventory level (metric tons)
Overall Condition
Fair

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

Orange inventory by recorded NBI category

Exclusive Good/Fair/Poor bands across all 1,164 bridges in this county. Orthogonal to this structure's component profile above: a county catalog share, not a live crossing-safety verdict.

Structural Details

Year Built
1968
Material
Concrete Continuous
Number of Spans
3
Structure Length
11.9 m (39 ft)
Deck Width
16.2 m (53 ft)
Owner
City/Municipal Highway Agency
Avg Daily Traffic
5,000 vehicles/day
Structure Number
55C0543

How to read this record

This page shows what the last federal inspection recorded, not whether GREENBRIAR LANE 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 GREENBRIAR LANE against other structures in Orange 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 GREENBRIAR LANE?

GREENBRIAR LANE in Orange, California on the FHWA's 0–9 scale.

How often is GREENBRIAR LANE inspected?

GREENBRIAR LANE'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 5,000 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. GREENBRIAR LANE 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 GREENBRIAR LANE?

GREENBRIAR LANE has an NBI inventory load rating of 24.3 metric tons.

Who is responsible for maintaining GREENBRIAR LANE?

GREENBRIAR LANE is owned and maintained by City/Municipal Highway Agency.

How old is GREENBRIAR LANE and does age affect safety?

GREENBRIAR LANE was built in 1968, making it 58 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.

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

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Send this source-bounded record or download its data card. An NBI condition category is not a closure or live crossing-safety verdict.

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Every figure on PlainBridges is rendered directly from federal source data, no number is typed in by an editor. Component ratings, ADT, and condition category on this page are copied from the NBI record for this structure; no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of 2024 NBI release. NBI condition categories reflect the latest reported inventory record, not a live safety, closure, or travel decision.