FHWA NBI 2024 Inspection record Public-domain dataset

E24 59 ST TRAIL

Carrying E24 59 ST TRAIL over SPRING CREEK

085092407, Benton, Iowa

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Good
34 t Inventory load rating

Bridge Snapshot: E24 59 ST TRAIL

The E24 59 ST TRAIL bridge in Benton, Iowa carries E24 59 ST TRAIL over SPRING CREEK. It was built in 2022, making it 4 years old today. The structure is built primarily of concrete continuous and spans 2 sections, stretching 7.6 meters (25 feet) end to end. Daily traffic averages 638 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 culvert at 9/9. The weakest component sits in good condition. No reported major component scores in the Poor range under the current federal condition thresholds. Its NBI inventory load rating is 34.0 metric tons.

Sourced from the FHWA National Bridge Inventory. See our methodology for refresh cadence and NBI release vintage.

How E24 59 ST TRAIL compares

▲ 3.1
Load rating vs Iowa average (30.9 t)
Top 30%
Higher load rating than 70% of Iowa bridges
327
Bridges in Benton · 77 in Poor condition
E24 59 ST TRAIL 34.0 t
Iowa average 30.9 t

Live comparison across Iowa.

Historical Sufficiency Rating

PlainBridge-computed
97.4 / 100 - historical 80–100 band
Structural adequacy /55
55.0
Serviceability /30
28.0
Essentiality /15
14.4
Special reductions
0

FHWA discontinued this calculated item; it does not determine current condition, funding eligibility, posting, or closure. How the historical reference is calculated.

Condition Ratings

Culvert
9/9
Good (7–9)
Inventory Load Rating
34.0 t
NBI inventory level (metric tons)
Overall Condition
Good

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

Structural Details

Year Built
2022
Material
Concrete Continuous
Number of Spans
2
Structure Length
7.6 m (25 ft)
Owner
County Highway Agency
Avg Daily Traffic
638 vehicles/day
Structure Number
000000000072481

How to read this record

This page shows what the last federal inspection recorded, not whether E24 59 ST TRAIL 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 E24 59 ST TRAIL against other structures in Benton 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 E24 59 ST TRAIL?

E24 59 ST TRAIL in Benton, Iowa on the FHWA's 0–9 scale.

How often is E24 59 ST TRAIL inspected?

E24 59 ST TRAIL'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 638 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. E24 59 ST TRAIL 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 E24 59 ST TRAIL?

E24 59 ST TRAIL has an NBI inventory load rating of 34.0 metric tons.

Who is responsible for maintaining E24 59 ST TRAIL?

E24 59 ST TRAIL is owned and maintained by County Highway Agency.

How old is E24 59 ST TRAIL and does age affect safety?

E24 59 ST TRAIL was built in 2022, making it 4 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

Every figure on PlainBridge is rendered directly from federal source data, no number is typed in by an editor. This page draws directly on federal source data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.