FHWA NBI 2024 Inspection record Public-domain dataset

CORNING ROAD

Carrying CORNING ROAD over SOUTH FORK JEWETT CREEK

1.3 MI W/D I-5, Tehama, California

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Poor
16 t Inventory load rating

Bridge Snapshot: CORNING ROAD

The CORNING ROAD bridge in Tehama, California carries CORNING ROAD over SOUTH FORK JEWETT CREEK. It was built in 1938, making it 88 years old today. It was last reconstructed in 1967, extending its service life. The structure is built primarily of concrete continuous and spans 2 sections, stretching 9.8 meters (32 feet) end to end. Daily traffic averages 2,500 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 5/9, substructure at 4/9. The weakest component sits in poor condition. Because at least one major component scores 4 or lower, this bridge falls in FHWA's Poor condition category. That category is not a closure order. Its NBI inventory load rating is 16.2 metric tons.

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

How CORNING ROAD compares

▼ 15.1
Load rating vs California average (31.3 t)
Bottom 5%
Lower load rating than 95% of California bridges
452
Bridges in Tehama · 30 in Poor condition
CORNING ROAD 16.2 t
California average 31.3 t

Live comparison across California.

Historical Sufficiency Rating

PlainBridge-computed
36.5 / 100 - historical 20–49.9 band
Structural adequacy /55
8.8
Serviceability /30
15.2
Essentiality /15
12.5
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 How the historical reference is calculated.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
7/9
Good (7–9)
Superstructure
5/9
Fair (5–6)
Substructure
4/9
Poor (1–4)
Inventory Load Rating
16.2 t
NBI inventory level (metric tons)
Overall Condition
Poor

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

Structural Details

Year Built
1938
Last Reconstructed
1967
Material
Concrete Continuous
Number of Spans
2
Structure Length
9.8 m (32 ft)
Deck Width
8.5 m (28 ft)
Owner
County Highway Agency
Avg Daily Traffic
2,500 vehicles/day
Structure Number
08C0154

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 fair condition (5/9), with minor deterioration that may require routine maintenance.
  • The substructure (piers and abutments) rates poor at 4/9, advanced deterioration that should be prioritized for repair.

How to read this record

CORNING 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 CORNING ROAD against other structures in Tehama 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 CORNING ROAD?

CORNING ROAD in Tehama, California has a deck rating of 7/9, superstructure rating of 5/9, and substructure rating of 4/9 on the FHWA's 0–9 scale.

How often is CORNING ROAD inspected?

CORNING 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 2,500 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. CORNING 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 CORNING ROAD?

CORNING ROAD has an NBI inventory load rating of 16.2 metric tons.

Who is responsible for maintaining CORNING ROAD?

CORNING ROAD is owned and maintained by County Highway Agency.

How old is CORNING ROAD and does age affect safety?

CORNING ROAD was built in 1938, making it 88 years old and last reconstructed in 1967.

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.