CO HWY 12
Carrying CO HWY 12 over SHUHART CREEK
1 MI S OF WARSAW, Hancock, Illinois
Inventory: FHWA NBI 2024 · last ETL August 2026
FHWA NBI record, refreshed with each annual release.
CO HWY 12 in Hancock, Illinois sits above 3% of rated Illinois bridges on inventory load rating (18 t), while its 1956 build year is earlier than 83% of Hancock's recorded-year cohort (292 bridges).
CO HWY 12 in Hancock, Illinois is rated Fair in the FHWA's 2024 National Bridge Inventory. Built in 1956, it carries 1 rated component on the inspecting agency's 0-9 scale, and its weakest reported component scores 6. The lowest applicable rating sets the federal condition category, so this Fair result describes the weakest reported component rather than the structure as a whole. No NBI category is a closure decision or a live crossing-safety verdict.
NBI record plate
Structure IL:034312000000000
INTERSTATE-ERA · CONCRETE · MULTI-SPAN · CULVERT-LED · LOCAL-ADT · LIGHT-LOAD · CAT-FAIR
- INTERSTATE-ERA 1950–1979
- CONCRETE Concrete
- MULTI-SPAN 3 spans
- CULVERT-LED Culvert-led
- LOCAL-ADT Local ADT
- LIGHT-LOAD Light load
- CAT-FAIR Fair
Inspection-sheet codes from this record’s year, material family, spans, controlling component, ADT, inventory load, and NBI category, not a live closure verdict.
Bridge Snapshot: CO HWY 12
The CO HWY 12 bridge in Hancock, Illinois carries CO HWY 12 over SHUHART CREEK. It was built in 1956, making it 70 years old today. The structure is built primarily of concrete continuous and spans 3 sections, stretching 12.7 meters (42 feet) end to end. Daily traffic averages 500 vehicles, placing it in the lower-traffic tier of Illinois bridges. It is owned and maintained by County Highway Agency.
The latest FHWA inspection records show culvert at 6/9. The weakest component sits in fair condition. No reported major component scores in the Poor range under the current federal condition thresholds.
How CO HWY 12 compares
Age against the county: built in 1956, earlier than 243 of Hancock's 292 bridges with a recorded construction year (83%), against a county median build year of 1982. Age is not a defect on its own, but it is the population from which future Poor ratings are drawn.
Live comparison across Illinois bridges with a recorded inventory load rating (26,904 of 26,928 rated).
CO HWY 12 vs every rated Illinois bridge
Inventory load rating (metric tons), FHWA NBI, this state
18 Top 97% higher than 3% of 26,904 bridges
rated Illinois bridges, bucketed by value
Each bar is a band; taller bars hold more bridges. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.
Source FHWA National Bridge Inventory · August 2026
Condition Ratings
Full 0–9 scale + sufficiency-rating breakdown: how condition ratings work.
Hancock inventory by recorded NBI category
Exclusive Good/Fair/Poor bands across all 292 bridges in this county. Orthogonal to this structure's component profile above: a county catalog share, not a live crossing-safety verdict.
Structural Details
- Year Built
- 1956
- Material
- Concrete Continuous
- Number of Spans
- 3
- Structure Length
- 12.7 m (42 ft) 0
- Owner
- County Highway Agency
- Avg Daily Traffic
- 500 vehicles/day
- Structure Number
- 034312000000000
Location
Data Source
FHWA National Bridge Inventory (NBI).
FHWA NBI Program ↗How to read this record
This page shows what the last federal inspection recorded, not whether CO HWY 12 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 CO HWY 12 against other structures in Hancock 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 CO HWY 12?
CO HWY 12 in Hancock, Illinois on the FHWA's 0–9 scale.
How often is CO HWY 12 inspected?
CO HWY 12'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 500 vehicles per day.
What does “structurally deficient” mean in older bridge reports?
FHWA retired that reported status beginning with the 2018 archive. CO HWY 12 is currently shown as Fair condition from its component ratings; that category is not a live closure or safety decision.
What is the inventory load rating for CO HWY 12?
CO HWY 12 has an NBI inventory load rating of 17.5 metric tons.
Who is responsible for maintaining CO HWY 12?
CO HWY 12 is owned and maintained by County Highway Agency.
How old is CO HWY 12 and does age affect safety?
CO HWY 12 was built in 1956, making it 70 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.
Share this inspection record
Send this source-bounded record or download its data card. An NBI condition category is not a closure or live crossing-safety verdict.
Every figure on PlainBridges is rendered directly from federal source data, no number is typed in by an editor. Component ratings, ADT, and condition category on this page are copied from the NBI record for this structure; no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of 2024 NBI release. NBI condition categories reflect the latest reported inventory record, not a live safety, closure, or travel decision.