FHWA NBI 2024 Inspection record Public-domain dataset

FERGUSON RD

Carrying FERGUSON RD over ROBINSON-BRINDLE DRAIN

00.40 E COVERDALE RD, Allen, Indiana

Inventory: FHWA NBI 2024 · last ETL August 2026

FHWA NBI record, refreshed with each annual release.

Fair
39 t Inventory load rating Higher than 73% of rated Indiana bridges

FERGUSON RD in Allen, Indiana sits above 73% of rated Indiana bridges on inventory load rating (39 t), while its 1975 build year is earlier than 56% of Allen's recorded-year cohort (613 bridges).

FERGUSON RD in Allen, Indiana is rated Fair in the FHWA's 2024 National Bridge Inventory. Built in 1975, it carries 3 rated components 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 IN:0200191

INTERSTATE-ERA · PRESTRESS · MULTI-SPAN · TIED-CTRL · LOCAL-ADT · STANDARD-LOAD · CAT-FAIR

  • INTERSTATE-ERA 1950–1979
  • PRESTRESS Prestressed concrete
  • MULTI-SPAN 3 spans
  • TIED-CTRL Tied control
  • LOCAL-ADT Local ADT
  • STANDARD-LOAD Standard 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: FERGUSON RD

The FERGUSON RD bridge in Allen, Indiana carries FERGUSON RD over ROBINSON-BRINDLE DRAIN. It was built in 1975, making it 51 years old today. The structure is built primarily of prestressed concrete and spans 3 sections, stretching 23.3 meters (76 feet) end to end. Daily traffic averages 104 vehicles, placing it in the lower-traffic tier of Indiana bridges. It is owned and maintained by County Highway Agency.

The latest FHWA inspection records show a deck rating of 6/9, superstructure at 6/9, substructure at 7/9. The weakest component sits in fair condition. None of this bridge's reported major components fall into the Poor condition range.

How FERGUSON RD compares

▲ 3.6
Load rating vs Indiana average (35.5 t; 19,495 rated)
613
Bridges in Allen · 42 in Poor condition

Age against the county: built in 1975, earlier than 344 of Allen's 613 bridges with a recorded construction year (56%), against a county median build year of 1979. Age is not a defect on its own, but it is the population from which future Poor ratings are drawn.

FERGUSON RD 39.1 t
Indiana average (19,495 rated) 35.5 t

Live comparison across Indiana bridges with a recorded inventory load rating (19,495 rated).

FERGUSON RD vs every rated Indiana bridge

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

39 Top 27% higher than 73% of 19,495 bridges

rated Indiana 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
6/9
Fair (5–6)
Superstructure
6/9
Fair (5–6)
Substructure
7/9
Good (7–9)
Inventory Load Rating
39.1 t
NBI inventory level (metric tons)
Overall Condition
Fair

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.

Allen inventory by recorded NBI category

Exclusive Good/Fair/Poor bands across all 613 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
1975
Material
Prestressed Concrete
Number of Spans
3
Structure Length
23.3 m (76 ft)
Deck Width
9.8 m (32 ft)
Owner
County Highway Agency
Avg Daily Traffic
104 vehicles/day
Structure Number
0200191

Condition Analysis

  • The deck (driving surface) rates fair at 6/9, minor deterioration that routine maintenance should address.
  • The superstructure (beams and supports above the deck) is in fair condition (6/9), with minor deterioration that may require routine maintenance.
  • The substructure (piers and abutments) is in good condition (7/9), showing no significant deterioration.

How to read this record

This page shows what the last federal inspection recorded, not whether FERGUSON RD 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 FERGUSON RD against other structures in Allen and across Indiana. Indiana 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 FERGUSON RD?

FERGUSON RD in Allen, Indiana has a deck rating of 6/9, superstructure rating of 6/9, and substructure rating of 7/9 on the FHWA's 0–9 scale.

How often is FERGUSON RD inspected?

FERGUSON RD'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 104 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. FERGUSON RD 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 FERGUSON RD?

FERGUSON RD has an NBI inventory load rating of 39.1 metric tons.

Who is responsible for maintaining FERGUSON RD?

FERGUSON RD is owned and maintained by County Highway Agency.

How old is FERGUSON RD and does age affect safety?

FERGUSON RD was built in 1975, making it 51 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.