FHWA NBI 2024 Inspection record Public-domain dataset

HOLLANSBURG-ARC

Carrying HOLLANSBURG-ARC over WEST BR GREENVILLE CREEK

.05 MI E RIC.-PALESTINE, Darke, Ohio

Inventory: FHWA NBI 2024 · last ETL August 2026

FHWA NBI record, refreshed with each annual release.

Good
34 t Inventory load rating Higher than 51% of rated Ohio bridges

HOLLANSBURG-ARC in Darke, Ohio is rated Good in the FHWA's 2024 National Bridge Inventory.

Built in 1984, it carries 3 rated components on the inspecting agency's 0-9 scale, and its weakest reported component scores 7. The lowest applicable rating sets the federal condition category, so this Good 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:1930397

LATE-CENTURY · PRESTRESS · SINGLE-SPAN · TIED-CTRL · LOCAL-ADT · STANDARD-LOAD · CAT-GOOD

  • LATE-CENTURY 1980–1999
  • PRESTRESS Prestressed concrete
  • SINGLE-SPAN Single span
  • TIED-CTRL Tied control
  • LOCAL-ADT Local ADT
  • STANDARD-LOAD Standard load
  • CAT-GOOD Good

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: HOLLANSBURG-ARC

The HOLLANSBURG-ARC bridge in Darke, Ohio carries HOLLANSBURG-ARC over WEST BR GREENVILLE CREEK. It was built in 1984, making it 42 years old today. The structure is built primarily of prestressed concrete and spans 1 section, stretching 12.5 meters (41 feet) end to end. Daily traffic averages 453 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 a deck rating of 7/9, superstructure at 7/9, substructure at 8/9. The weakest component sits in good condition. All reported major components score above the Poor range.

How HOLLANSBURG-ARC compares

▼ 2.8
Load rating vs Ohio average (37.1 t; 26,729 rated)
463
Bridges in Darke · 2 in Poor condition

Age against the county: built in 1984, earlier than 264 of Darke's 463 bridges with a recorded construction year (57%), against a county median build year of 1987. Age is not a defect on its own, but it is the population from which future Poor ratings are drawn.

HOLLANSBURG-ARC 34.3 t
Ohio average (26,729 rated) 37.1 t

Live comparison across Ohio bridges with a recorded inventory load rating (26,729 rated).

HOLLANSBURG-ARC vs every rated Ohio bridge

Inventory load rating (metric tons), FHWA NBI, this state

34 Top 49% higher than 51% 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

Deck
7/9
Good (7–9)
Superstructure
7/9
Good (7–9)
Substructure
8/9
Good (7–9)
Inventory Load Rating
34.3 t
NBI inventory level (metric tons)
Overall Condition
Good

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

Reported 0–9 component ratings from the FHWA NBI. The highlighted component is the lowest reported input to this record’s current condition category; it is not a closure or live crossing-safety decision.

Darke inventory by recorded NBI category

Exclusive Good/Fair/Poor bands across all 463 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
1984
Material
Prestressed Concrete
Number of Spans
1
Structure Length
12.5 m (41 ft)
Deck Width
8.5 m (28 ft)
Owner
County Highway Agency
Avg Daily Traffic
453 vehicles/day
Structure Number
1930397

Condition Analysis

  • At 7/9, the deck (driving surface) is in good shape and shows no significant wear.
  • At 7/9, the superstructure (beams and supports above the deck) is in good shape and shows no significant wear.
  • The substructure (piers and abutments) rates good at 8/9, with no significant deterioration on file.

How to read this record

This page shows what the last federal inspection recorded, not whether HOLLANSBURG-ARC 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 HOLLANSBURG-ARC against other structures in Darke 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 HOLLANSBURG-ARC?

HOLLANSBURG-ARC in Darke, Ohio has a deck rating of 7/9, superstructure rating of 7/9, and substructure rating of 8/9 on the FHWA's 0–9 scale.

How often is HOLLANSBURG-ARC inspected?

HOLLANSBURG-ARC'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 453 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. HOLLANSBURG-ARC is currently shown as Good condition from its component ratings; that category is not a live closure or safety decision.

What is the inventory load rating for HOLLANSBURG-ARC?

HOLLANSBURG-ARC has an NBI inventory load rating of 34.3 metric tons.

Who is responsible for maintaining HOLLANSBURG-ARC?

HOLLANSBURG-ARC is owned and maintained by County Highway Agency.

How old is HOLLANSBURG-ARC and does age affect safety?

HOLLANSBURG-ARC was built in 1984, making it 42 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.

Data sourced from the Federal Highway Administration National Bridge Inventory. See our methodology for details. Retrieved and formatted by PlainBridges

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Send this source-bounded record or download its data card. An NBI condition category is not a closure or live crossing-safety verdict.

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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.