FHWA NBI 2024 Inspection record Public-domain dataset

LOCAL

Carrying LOCAL over LITTLE SIOUX

099372001, Dickinson, Iowa

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Poor

Bridge Snapshot: LOCAL

The LOCAL bridge in Dickinson, Iowa carries LOCAL over LITTLE SIOUX. It was built in 1920, making it 106 years old today. It was last reconstructed in 2001, extending its service life. The structure is built primarily of steel and spans 1 section, stretching 25.3 meters (83 feet) end to end. Daily traffic averages 31 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 4/9, superstructure at 3/9, substructure at 3/9. The weakest component sits in poor 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 compares

73
Bridges in Dickinson · 14 in Poor condition

Live comparison across Iowa.

Historical Sufficiency Rating

PlainBridge-computed
22.1 / 100 - historical 20–49.9 band
Structural adequacy /55
0.0
Serviceability /30
7.3
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 How the historical reference is calculated.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
4/9
Poor (1–4)
Superstructure
3/9
Poor (1–4)
Substructure
3/9
Poor (1–4)
Overall Condition
Poor

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

Structural Details

Year Built
1920
Last Reconstructed
2001
Material
Steel
Number of Spans
1
Structure Length
25.3 m (83 ft)
Deck Width
4.9 m (16 ft)
Owner
County Highway Agency
Avg Daily Traffic
31 vehicles/day
Structure Number
000000000145170

Condition Analysis

  • The deck (driving surface) rates poor at 4/9, advanced deterioration that should be prioritized for repair.
  • The superstructure (beams and supports above the deck) is in poor condition (3/9), showing advanced deterioration that may require priority repair.
  • At 3/9, the substructure (piers and abutments) is in poor shape, with advanced wear flagged for priority repair.

How to read this record

LOCAL 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 against other structures in Dickinson 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?

LOCAL in Dickinson, Iowa has a deck rating of 4/9, superstructure rating of 3/9, and substructure rating of 3/9 on the FHWA's 0–9 scale.

How often is LOCAL inspected?

LOCAL'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 31 vehicles per day.

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

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

An inventory load rating is not recorded for LOCAL.

Who is responsible for maintaining LOCAL?

LOCAL is owned and maintained by County Highway Agency.

How old is LOCAL and does age affect safety?

LOCAL was built in 1920, making it 106 years old and last reconstructed in 2001.

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.