FHWA NBI 2024 Inspection record Public-domain dataset

WEST YALE LOOP

Carrying WEST YALE LOOP over SAN DIEGO CREEK CHANNEL

0.2 MI SW BARRANCA PARKY, Orange, California

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Good
78 t Inventory load rating

Bridge Snapshot: WEST YALE LOOP

The WEST YALE LOOP bridge in Orange, California carries WEST YALE LOOP over SAN DIEGO CREEK CHANNEL. It was built in 1979, making it 47 years old today. The structure is built primarily of concrete continuous and spans 3 sections, stretching 85.4 meters (280 feet) end to end. Daily traffic averages 5,500 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 a deck rating of 7/9, superstructure at 7/9, substructure 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 78.4 metric tons.

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

How WEST YALE LOOP compares

▲ 47.1
Load rating vs California average (31.3 t)
Top 1%
Higher load rating than 99% of California bridges
1,224
Bridges in Orange · 27 in Poor condition
WEST YALE LOOP 78.4 t
California average 31.3 t

Live comparison across California.

Historical Sufficiency Rating

PlainBridge-computed
92.5 / 100 - historical 80–100 band
Structural adequacy /55
55.0
Serviceability /30
25.0
Essentiality /15
14.5
Special reductions
−2.0

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 How the historical reference is calculated.

Condition Ratings

Deck
7/9
Good (7–9)
Superstructure
7/9
Good (7–9)
Substructure
7/9
Good (7–9)
Inventory Load Rating
78.4 t
NBI inventory level (metric tons)
Overall Condition
Good

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

Structural Details

Year Built
1979
Material
Concrete Continuous
Number of Spans
3
Structure Length
85.4 m (280 ft)
Deck Width
23.2 m (76 ft)
Owner
City/Municipal Highway Agency
Avg Daily Traffic
5,500 vehicles/day
Structure Number
55C0436

Condition Analysis

  • The deck (driving surface) is in good condition (7/9), showing no significant deterioration.
  • The superstructure (beams and supports above the deck) is in good condition (7/9), showing no significant deterioration.
  • The substructure (piers and abutments) rates good at 7/9, with no significant deterioration on file.

How to read this record

This page shows what the last federal inspection recorded, not whether WEST YALE LOOP 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 WEST YALE LOOP 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 WEST YALE LOOP?

WEST YALE LOOP in Orange, California has a deck rating of 7/9, superstructure rating of 7/9, and substructure rating of 7/9 on the FHWA's 0–9 scale.

How often is WEST YALE LOOP inspected?

WEST YALE LOOP'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 5,500 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. WEST YALE LOOP 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 WEST YALE LOOP?

WEST YALE LOOP has an NBI inventory load rating of 78.4 metric tons.

Who is responsible for maintaining WEST YALE LOOP?

WEST YALE LOOP is owned and maintained by City/Municipal Highway Agency.

How old is WEST YALE LOOP and does age affect safety?

WEST YALE LOOP was built in 1979, making it 47 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

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.