FHWA NBI 2024 Inspection record Public-domain dataset

COUNTY ROAD

Carrying COUNTY ROAD over PRICE RIVER

1 MILE NW. OF CASTLE GATE, Carbon, Utah

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Poor
16 t Inventory load rating

Bridge Snapshot: COUNTY ROAD

The COUNTY ROAD bridge in Carbon, Utah carries COUNTY ROAD over PRICE RIVER. It was built in 1914, making it 112 years old today. It was last reconstructed in 1930, extending its service life. The structure is built primarily of steel and spans 1 section, stretching 23.5 meters (77 feet) end to end. Daily traffic averages 19 vehicles, placing it in the lower-traffic tier of Utah bridges. It is owned and maintained by County Highway Agency.

The latest FHWA inspection records show a deck rating of 4/9, superstructure at 5/9, substructure at 6/9. The weakest component sits in poor condition. A component scored 4 or below, placing this bridge in the federal Poor condition category rather than declaring it unsafe or closed. Its NBI inventory load rating is 15.6 metric tons.

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

How COUNTY ROAD compares

▼ 21.2
Load rating vs Utah average (36.8 t)
Bottom 7%
Lower load rating than 93% of Utah bridges
73
Bridges in Carbon · 2 in Poor condition
COUNTY ROAD 15.6 t
Utah average 36.8 t

Live comparison across Utah.

Historical Sufficiency Rating

PlainBridge-computed
43.6 / 100 - historical 20–49.9 band
Structural adequacy /55
22.6
Serviceability /30
14.0
Essentiality /15
15.0
Special reductions
−8.0

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 How the historical reference is calculated.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
5/9
Fair (5–6)
Substructure
6/9
Fair (5–6)
Inventory Load Rating
15.6 t
NBI inventory level (metric tons)
Overall Condition
Poor

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

Structural Details

Year Built
1914
Last Reconstructed
1930
Material
Steel
Number of Spans
1
Structure Length
23.5 m (77 ft)
Deck Width
4.7 m (15 ft)
Owner
County Highway Agency
Avg Daily Traffic
19 vehicles/day
Structure Number
007027C

Condition Analysis

  • The deck (driving surface) is in poor condition (4/9), showing advanced deterioration that may require priority repair.
  • 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) is in fair condition (6/9), with minor deterioration that may require routine maintenance.

How to read this record

COUNTY 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 COUNTY ROAD against other structures in Carbon and across Utah. Utah 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 COUNTY ROAD?

COUNTY ROAD in Carbon, Utah has a deck rating of 4/9, superstructure rating of 5/9, and substructure rating of 6/9 on the FHWA's 0–9 scale.

How often is COUNTY ROAD inspected?

COUNTY 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 19 vehicles per day.

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

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

COUNTY ROAD has an NBI inventory load rating of 15.6 metric tons.

Who is responsible for maintaining COUNTY ROAD?

COUNTY ROAD is owned and maintained by County Highway Agency.

How old is COUNTY ROAD and does age affect safety?

COUNTY ROAD was built in 1914, making it 112 years old and last reconstructed in 1930.

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.