N OLD GALENA TRAIL
Carrying N OLD GALENA TRAIL over PLUM RIVER
5 M NW MT CARROLL, Carroll, Illinois
Data updated May 2026
FHWA NBI record, refreshed with each annual release.
Bridge Snapshot: N OLD GALENA TRAIL
The N OLD GALENA TRAIL bridge in Carroll, Illinois carries N OLD GALENA TRAIL over PLUM RIVER. It was built in 1955, making it 71 years old today. It was last reconstructed in 1985, extending its service life. The structure is built primarily of steel and spans 1 section, stretching 24.8 meters (81 feet) end to end. Daily traffic averages 50 vehicles, placing it in the lower-traffic tier of Illinois bridges. It is owned and maintained by Town/Township Highway Agency.
The latest FHWA inspection records show a deck rating of 5/9, 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 20.4 metric tons.
Sourced from the FHWA National Bridge Inventory. See our methodology for refresh cadence and NBI release vintage.
How N OLD GALENA TRAIL compares
Live comparison across Illinois.
Historical Sufficiency Rating
PlainBridge-computedFHWA discontinued this calculated item; it does not determine current condition, funding eligibility, posting, or closure. How the historical reference is calculated.
Condition Ratings
Full 0–9 scale + sufficiency-rating breakdown: how condition ratings work.
Structural Details
- Year Built
- 1955
- Last Reconstructed
- 1985
- Material
- Steel
- Number of Spans
- 1
- Structure Length
- 24.8 m (81 ft)
- Deck Width
- 6.6 m (22 ft)
- Owner
- Town/Township Highway Agency
- Avg Daily Traffic
- 50 vehicles/day
- Structure Number
- 008311600000000
Location
Data Source
FHWA National Bridge Inventory (NBI).
FHWA NBI Program ↗Condition Analysis
- • At 5/9, the deck (driving surface) shows fair condition, with minor wear flagged for upkeep.
- • The superstructure (beams and supports above the deck) rates fair at 5/9, minor deterioration that routine maintenance should address.
- • The substructure (piers and abutments) rates poor at 4/9, advanced deterioration that should be prioritized for repair.
How to read this record
N OLD GALENA TRAIL 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 N OLD GALENA TRAIL against other structures in Carroll and across Illinois. Illinois 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 N OLD GALENA TRAIL?
N OLD GALENA TRAIL in Carroll, Illinois has a deck rating of 5/9, superstructure rating of 5/9, and substructure rating of 4/9 on the FHWA's 0–9 scale.
How often is N OLD GALENA TRAIL inspected?
N OLD GALENA TRAIL'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 50 vehicles per day.
What does “structurally deficient” mean in older bridge reports?
FHWA retired that reported status beginning with the 2018 archive. N OLD GALENA TRAIL 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 N OLD GALENA TRAIL?
N OLD GALENA TRAIL has an NBI inventory load rating of 20.4 metric tons.
Who is responsible for maintaining N OLD GALENA TRAIL?
N OLD GALENA TRAIL is owned and maintained by Town/Township Highway Agency.
How old is N OLD GALENA TRAIL and does age affect safety?
N OLD GALENA TRAIL was built in 1955, making it 71 years old and last reconstructed in 1985.
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.
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.