COUNTY RD 12
Carrying COUNTY RD 12 over TRIB NORTH FORK SHORT CR
AT INT CR 12&14, Harrison, Ohio
Inventory: FHWA NBI 2024 · last ETL August 2026
FHWA NBI record, refreshed with each annual release.
COUNTY RD 12 in Harrison, Ohio sits above 98% of rated Ohio bridges on inventory load rating (78 t), while its 1989 build year is earlier than 27% of Harrison's recorded-year cohort (140 bridges).
COUNTY RD 12 in Harrison, Ohio is rated Fair in the FHWA's 2024 National Bridge Inventory. Built in 1989, it carries 1 rated component on the inspecting agency's 0-9 scale, and its weakest reported component scores 5. 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 OH:3433218
LATE-CENTURY · MAT-OTHER · SINGLE-SPAN · CULVERT-LED · LOCAL-ADT · HEAVY-LOAD · CAT-FAIR
- LATE-CENTURY 1980–1999
- MAT-OTHER Other
- SINGLE-SPAN Single span
- CULVERT-LED Culvert-led
- LOCAL-ADT Local ADT
- HEAVY-LOAD Heavy 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: COUNTY RD 12
The COUNTY RD 12 bridge in Harrison, Ohio carries COUNTY RD 12 over TRIB NORTH FORK SHORT CR. It was built in 1989, making it 37 years old today. The structure is built primarily of aluminum/iron and spans 1 section, stretching 7.6 meters (25 feet) end to end. Daily traffic averages 50 vehicles, placing it in the lower-traffic tier of Ohio bridges. It is owned and maintained by County Highway Agency.
The latest FHWA inspection records show culvert at 5/9. The weakest component sits in fair condition. All reported major components score above the Poor range.
How COUNTY RD 12 compares
Age against the county: built in 1989, earlier than 38 of Harrison's 140 bridges with a recorded construction year (27%), against a county median build year of 1960. This is one of the newer structures in its county.
Live comparison across Ohio bridges with a recorded inventory load rating (26,729 rated).
COUNTY RD 12 vs every rated Ohio bridge
Inventory load rating (metric tons), FHWA NBI, this state
78 Top 2% higher than 98% of 26,729 bridges
rated Ohio 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.
Harrison inventory by recorded NBI category
Exclusive Good/Fair/Poor bands across all 140 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
- 1989
- Material
- Aluminum/Iron
- Number of Spans
- 1
- Structure Length
- 7.6 m (25 ft) 0
- Owner
- County Highway Agency
- Avg Daily Traffic
- 50 vehicles/day
- Structure Number
- 3433218
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 COUNTY RD 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 COUNTY RD 12 against other structures in Harrison and across Ohio. Ohio 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 RD 12?
COUNTY RD 12 in Harrison, Ohio on the FHWA's 0–9 scale.
How often is COUNTY RD 12 inspected?
COUNTY RD 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 50 vehicles per day.
What does “structurally deficient” mean in older bridge reports?
FHWA retired that reported status beginning with the 2018 archive. COUNTY RD 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 COUNTY RD 12?
COUNTY RD 12 has an NBI inventory load rating of 77.8 metric tons.
Who is responsible for maintaining COUNTY RD 12?
COUNTY RD 12 is owned and maintained by County Highway Agency.
How old is COUNTY RD 12 and does age affect safety?
COUNTY RD 12 was built in 1989, making it 37 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.