FHWA NBI 2024 Inspection record Public-domain dataset

KEYES ROAD

Carrying KEYES ROAD over T.I.D. MAIN CANAL

0.8 MI W/O HICKMAN RD, Stanislaus, California

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Poor
11 t Inventory load rating

Bridge Snapshot: KEYES ROAD

The KEYES ROAD bridge in Stanislaus, California carries KEYES ROAD over T.I.D. MAIN CANAL. It was built in 1921, making it 105 years old today. It was last reconstructed in 1960, extending its service life. The structure is built primarily of concrete continuous and spans 3 sections, stretching 15.2 meters (50 feet) end to end. Daily traffic averages 2,313 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 4/9, superstructure at 3/9, substructure at 4/9. The weakest component sits in poor condition. At least one major component here scores 4 or below, which produces a Poor condition classification under FHWA's current reporting rules. Its NBI inventory load rating is 11.3 metric tons.

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

How KEYES ROAD compares

▼ 20.0
Load rating vs California average (31.3 t)
Bottom 1%
Lower load rating than 99% of California bridges
390
Bridges in Stanislaus · 49 in Poor condition
KEYES ROAD 11.3 t
California average 31.3 t

Live comparison across California.

Historical Sufficiency Rating

PlainBridge-computed
32.4 / 100 - historical 20–49.9 band
Structural adequacy /55
0.0
Serviceability /30
23.0
Essentiality /15
9.4
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 How the historical reference is calculated.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

Deck
4/9
Poor (1–4)
Superstructure
3/9
Poor (1–4)
Substructure
4/9
Poor (1–4)
Inventory Load Rating
11.3 t
NBI inventory level (metric tons)
Overall Condition
Poor

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

Structural Details

Year Built
1921
Last Reconstructed
1960
Material
Concrete Continuous
Number of Spans
3
Structure Length
15.2 m (50 ft)
Deck Width
13.0 m (43 ft)
Owner
County Highway Agency
Avg Daily Traffic
2,313 vehicles/day
Structure Number
38C0225

Condition Analysis

  • At 4/9, the deck (driving surface) is in poor shape, with advanced wear flagged for priority repair.
  • The superstructure (beams and supports above the deck) is in poor condition (3/9), showing advanced deterioration that may require priority repair.
  • The substructure (piers and abutments) rates poor at 4/9, advanced deterioration that should be prioritized for repair.

How to read this record

KEYES ROAD is in the federal Poor condition category. That is a component-based result, not a closure order.

  • NBI condition ratings reflect the latest record in this annual dataset, not a live status. Current routine inspection intervals are risk-based.
  • Understand what Poor condition does and does not mean before drawing conclusions. Poor condition explained
  • Compare KEYES ROAD against other structures in Stanislaus 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 KEYES ROAD?

KEYES ROAD in Stanislaus, California has a deck rating of 4/9, superstructure rating of 3/9, and substructure rating of 4/9 on the FHWA's 0–9 scale.

How often is KEYES ROAD inspected?

KEYES ROAD'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 2,313 vehicles per day.

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

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

What is the inventory load rating for KEYES ROAD?

KEYES ROAD has an NBI inventory load rating of 11.3 metric tons.

Who is responsible for maintaining KEYES ROAD?

KEYES ROAD is owned and maintained by County Highway Agency.

How old is KEYES ROAD and does age affect safety?

KEYES ROAD was built in 1921, making it 105 years old and last reconstructed in 1960.

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.