FHWA NBI 2024 Inspection record Public-domain dataset

FARM DRIVE

Carrying FARM DRIVE over BUTTRICKS CREEK

085302302, Greene, Iowa

Inventory: FHWA NBI 2024 · last ETL August 2026

FHWA NBI record, refreshed with each annual release.

Poor
24 t Inventory load rating Lower than 71% of rated Iowa bridges

FARM DRIVE in Greene, Iowa sits above 29% of rated Iowa bridges on inventory load rating (24 t), while its 1900 build year is earlier than 99% of Greene's recorded-year cohort (168 bridges).

FARM DRIVE in Greene, Iowa is rated Poor in the FHWA's 2024 National Bridge Inventory. Built in 1900, it carries 3 rated components on the inspecting agency's 0-9 scale, and its weakest reported component scores 4. The lowest applicable rating sets the federal condition category, so this Poor 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 IA:000000000163111

PRE-1950 · STEEL · MULTI-SPAN · SUB-LED · TRACE-ADT · STANDARD-LOAD · CAT-POOR

  • PRE-1950 Pre-1950
  • STEEL Steel
  • MULTI-SPAN 3 spans
  • SUB-LED Substructure-led
  • TRACE-ADT Trace ADT
  • STANDARD-LOAD Standard load
  • CAT-POOR Poor

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: FARM DRIVE

The FARM DRIVE bridge in Greene, Iowa carries FARM DRIVE over BUTTRICKS CREEK. It was built in 1900, making it 126 years old today. It was last reconstructed in 1979, extending its service life. The structure is built primarily of steel and spans 3 sections, stretching 17.7 meters (58 feet) end to end. Daily traffic averages 10 vehicles, placing it in the lower-traffic tier of Iowa bridges. It is owned and maintained by County Highway Agency.

The latest FHWA inspection records show a deck rating of 6/9, 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.

How FARM DRIVE compares

▼ 6.8
Load rating vs Iowa average (30.4 t; 23,718 of 23,719 rated)
168
Bridges in Greene · 25 in Poor condition

Age against the county: built in 1900, earlier than 166 of Greene's 168 bridges with a recorded construction year (99%), against a county median build year of 1978. Age is not a defect on its own, but it is the population from which future Poor ratings are drawn.

FARM DRIVE 23.6 t
Iowa average (23,718 of 23,719 rated) 30.4 t

Live comparison across Iowa bridges with a recorded inventory load rating (23,718 of 23,719 rated).

FARM DRIVE vs every rated Iowa bridge

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

24 Top 71% higher than 29% of 23,718 bridges

rated Iowa 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
5/9
Fair (5–6)
Substructure
4/9
Poor (1–4)
Inventory Load Rating
23.6 t
NBI inventory level (metric tons)
Overall Condition
Poor

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.

Greene inventory by recorded NBI category

Exclusive Good/Fair/Poor bands across all 168 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
1900
Last Reconstructed
1979
Material
Steel
Number of Spans
3
Structure Length
17.7 m (58 ft)
Deck Width
6.1 m (20 ft)
Owner
County Highway Agency
Avg Daily Traffic
10 vehicles/day
Structure Number
000000000163111

Condition Analysis

  • At 6/9, the deck (driving surface) shows fair condition, with minor wear flagged for upkeep.
  • The superstructure (beams and supports above the deck) is in fair condition (5/9), with minor deterioration that may require routine maintenance.
  • The substructure (piers and abutments) is in poor condition (4/9), showing advanced deterioration on the inspecting agency's 0-9 scale.

How to read this record

FARM DRIVE 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 FARM DRIVE against other structures in Greene and across Iowa. Iowa 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 FARM DRIVE?

FARM DRIVE in Greene, Iowa has a deck rating of 6/9, superstructure rating of 5/9, and substructure rating of 4/9 on the FHWA's 0–9 scale.

How often is FARM DRIVE inspected?

FARM DRIVE'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 10 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. FARM DRIVE 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 FARM DRIVE?

FARM DRIVE has an NBI inventory load rating of 23.6 metric tons.

Who is responsible for maintaining FARM DRIVE?

FARM DRIVE is owned and maintained by County Highway Agency.

How old is FARM DRIVE and does age affect safety?

FARM DRIVE was built in 1900, making it 126 years old and last reconstructed in 1979.

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.