FHWA NBI 2024 Inspection record Public-domain dataset

CLAY CANYON DRIVE

Carrying CLAY CANYON DRIVE over BROWN CANYON CHANNEL

0.2 MI. W/O KNABE ROAD, Riverside, California

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Good
32 t Inventory load rating

Bridge Snapshot: CLAY CANYON DRIVE

The CLAY CANYON DRIVE bridge in Riverside, California carries CLAY CANYON DRIVE over BROWN CANYON CHANNEL. It was built in 2000, making it 26 years old today. The structure is built primarily of concrete and spans 1 section, stretching 13.7 meters (45 feet) end to end. Daily traffic averages 2,441 vehicles, placing it in the moderately-trafficked tier of California bridges. It is owned and maintained by County 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. No reported major component scores in the Poor range under the current federal condition thresholds. 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 CLAY CANYON DRIVE compares

▲ 1.1
Load rating vs California average (31.3 t)
Bottom 41%
Lower load rating than 59% of California bridges
1,142
Bridges in Riverside · 27 in Poor condition
CLAY CANYON DRIVE 32.4 t
California average 31.3 t

Live comparison across California.

Historical Sufficiency Rating

PlainBridge-computed
97.8 / 100 - historical 80–100 band
Structural adequacy /55
55.0
Serviceability /30
30.0
Essentiality /15
14.8
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 How the historical reference is calculated.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
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
2000
Material
Concrete
Number of Spans
1
Structure Length
13.7 m (45 ft)
Deck Width
17.7 m (58 ft)
Owner
County Highway Agency
Avg Daily Traffic
2,441 vehicles/day
Structure Number
56C0507

Condition Analysis

  • At 7/9, the deck (driving surface) is in good shape and shows no significant wear.
  • 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 CLAY CANYON DRIVE 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 CLAY CANYON DRIVE against other structures in Riverside 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 CLAY CANYON DRIVE?

CLAY CANYON DRIVE in Riverside, 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 CLAY CANYON DRIVE inspected?

CLAY CANYON DRIVE'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 2,441 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. CLAY CANYON DRIVE 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 CLAY CANYON DRIVE?

CLAY CANYON DRIVE has an NBI inventory load rating of 32.4 metric tons.

Who is responsible for maintaining CLAY CANYON DRIVE?

CLAY CANYON DRIVE is owned and maintained by County Highway Agency.

How old is CLAY CANYON DRIVE and does age affect safety?

CLAY CANYON DRIVE was built in 2000, making it 26 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.