FHWA NBI 2024 Inspection record Public-domain dataset

178TH ST

Carrying 178TH ST over MUDDY CR

S 4 T 65 N R 37 W, Nodaway, Missouri

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Poor

Bridge Snapshot: 178TH ST

The 178TH ST bridge in Nodaway, Missouri carries 178TH ST over MUDDY CR. It was built in 1940, making it 86 years old today. It was last reconstructed in 1988, extending its service life. The structure is built primarily of steel and spans 1 section, stretching 14.0 meters (46 feet) end to end. Daily traffic averages 5 vehicles, placing it in the lower-traffic tier of Missouri bridges. It is owned and maintained by County Highway Agency.

The latest FHWA inspection records show a deck rating of 7/9, superstructure at 5/9, substructure at 4/9. 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 178TH ST compares

396
Bridges in Nodaway · 57 in Poor condition

Live comparison across Missouri.

Historical Sufficiency Rating

PlainBridge-computed
25.6 / 100 - historical 20–49.9 band
Structural adequacy /55
0.0
Serviceability /30
11.0
Essentiality /15
14.6
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 How the historical reference is calculated.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
7/9
Good (7–9)
Superstructure
5/9
Fair (5–6)
Substructure
4/9
Poor (1–4)
Overall Condition
Poor

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

Structural Details

Year Built
1940
Last Reconstructed
1988
Material
Steel
Number of Spans
1
Structure Length
14.0 m (46 ft)
Deck Width
4.7 m (15 ft)
Owner
County Highway Agency
Avg Daily Traffic
5 vehicles/day
Structure Number
13211

Condition Analysis

  • The deck (driving surface) rates good at 7/9, with no significant deterioration on file.
  • At 5/9, the superstructure (beams and supports above the deck) shows fair condition, with minor wear flagged for upkeep.
  • The substructure (piers and abutments) rates poor at 4/9, advanced deterioration that should be prioritized for repair.

How to read this record

178TH 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 178TH ST against other structures in Nodaway and across Missouri. Missouri 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 178TH ST?

178TH ST in Nodaway, Missouri has a deck rating of 7/9, superstructure rating of 5/9, and substructure rating of 4/9 on the FHWA's 0–9 scale.

How often is 178TH ST inspected?

178TH 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 5 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. 178TH 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 178TH ST?

An inventory load rating is not recorded for 178TH ST.

Who is responsible for maintaining 178TH ST?

178TH ST is owned and maintained by County Highway Agency.

How old is 178TH ST and does age affect safety?

178TH ST was built in 1940, making it 86 years old and last reconstructed in 1988.

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.