FHWA NBI 2024 Inspection record Public-domain dataset

LOCAL 325TH ST

Carrying LOCAL 325TH ST over MUD CR

087102903, Buchanan, Iowa

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Poor

Bridge Snapshot: LOCAL 325TH ST

The LOCAL 325TH ST bridge in Buchanan, Iowa carries LOCAL 325TH ST over MUD CR. It was built in 1953, making it 73 years old today. The structure is built primarily of steel and spans 1 section, stretching 30.8 meters (101 feet) end to end. Daily traffic averages 30 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 2/9, superstructure at 1/9, substructure at 2/9. The weakest component sits in critical condition. At least one major component here scores 4 or below, which produces a Poor condition classification under FHWA's current reporting rules.

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

How LOCAL 325TH ST compares

281
Bridges in Buchanan · 16 in Poor condition

Live comparison across Iowa.

Historical Sufficiency Rating

PlainBridge-computed
21.1 / 100 - historical 20–49.9 band
Structural adequacy /55
0.0
Serviceability /30
6.3
Essentiality /15
14.9
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 How the historical reference is calculated.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

Deck
2/9
Poor (1–4)
Superstructure
1/9
Poor (1–4)
Substructure
2/9
Poor (1–4)
Overall Condition
Poor

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

Structural Details

Year Built
1953
Material
Steel
Number of Spans
1
Structure Length
30.8 m (101 ft)
Deck Width
4.9 m (16 ft)
Owner
County Highway Agency
Avg Daily Traffic
30 vehicles/day
Structure Number
000000000081660

Condition Analysis

  • The deck (driving surface) rates critical at 2/9, severe deterioration that needs urgent attention.
  • The superstructure (beams and supports above the deck) rates critical at 1/9, severe deterioration that needs urgent attention.
  • The substructure (piers and abutments) rates critical at 2/9, severe deterioration that needs urgent attention.

How to read this record

LOCAL 325TH ST 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 LOCAL 325TH ST against other structures in Buchanan 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 LOCAL 325TH ST?

LOCAL 325TH ST in Buchanan, Iowa has a deck rating of 2/9, superstructure rating of 1/9, and substructure rating of 2/9 on the FHWA's 0–9 scale.

How often is LOCAL 325TH ST inspected?

LOCAL 325TH ST'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 30 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. LOCAL 325TH ST 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 LOCAL 325TH ST?

An inventory load rating is not recorded for LOCAL 325TH ST.

Who is responsible for maintaining LOCAL 325TH ST?

LOCAL 325TH ST is owned and maintained by County Highway Agency.

How old is LOCAL 325TH ST and does age affect safety?

LOCAL 325TH ST was built in 1953, making it 73 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.