FHWA NBI 2024 Inspection record Public-domain dataset

MO 39 N

Carrying MO 39 N over HONEY CR

S 30 T 30 N R 26 W, Dade, Missouri

Inventory: FHWA NBI 2024 · last ETL August 2026

FHWA NBI record, refreshed with each annual release.

Fair
58 t Inventory load rating Higher than 93% of rated Missouri bridges

MO 39 N in Dade, Missouri sits above 93% of rated Missouri bridges on inventory load rating (58 t), while its 2011 build year is earlier than 14% of Dade's recorded-year cohort (161 bridges).

MO 39 N in Dade, Missouri is rated Fair in the FHWA's 2024 National Bridge Inventory. Built in 2011, it carries 1 rated component on the inspecting agency's 0-9 scale, and its weakest reported component scores 6. The lowest applicable rating sets the federal condition category, so this Fair 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 MO:33630

POST-2000 · CONCRETE · MULTI-SPAN · CULVERT-LED · ARTERIAL-ADT · HEAVY-LOAD · CAT-FAIR

  • POST-2000 2000+
  • CONCRETE Concrete
  • MULTI-SPAN 3 spans
  • CULVERT-LED Culvert-led
  • ARTERIAL-ADT Arterial ADT
  • HEAVY-LOAD Heavy load
  • CAT-FAIR Fair

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: MO 39 N

The MO 39 N bridge in Dade, Missouri carries MO 39 N over HONEY CR. It was built in 2011, making it 15 years old today. The structure is built primarily of concrete continuous and spans 3 sections, stretching 20.4 meters (67 feet) end to end. Daily traffic averages 1,350 vehicles, placing it in the moderately-trafficked tier of Missouri bridges. It is owned and maintained by State Highway Agency.

The latest FHWA inspection records show culvert at 6/9. The weakest component sits in fair condition. None of this bridge's reported major components fall into the Poor condition range.

How MO 39 N compares

▲ 23.9
Load rating vs Missouri average (33.7 t; 24,616 of 24,618 rated)
161
Bridges in Dade · 8 in Poor condition

Age against the county: built in 2011, earlier than 22 of Dade's 161 bridges with a recorded construction year (14%), against a county median build year of 1968. This is one of the newer structures in its county.

MO 39 N 57.6 t
Missouri average (24,616 of 24,618 rated) 33.7 t

Live comparison across Missouri bridges with a recorded inventory load rating (24,616 of 24,618 rated).

MO 39 N vs every rated Missouri bridge

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

58 Top 7% higher than 93% of 24,616 bridges

rated Missouri 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

Culvert
6/9
Fair (5–6)
Inventory Load Rating
57.6 t
NBI inventory level (metric tons)
Overall Condition
Fair

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

Dade inventory by recorded NBI category

Exclusive Good/Fair/Poor bands across all 161 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
2011
Material
Concrete Continuous
Number of Spans
3
Structure Length
20.4 m (67 ft)
Deck Width
9.1 m (30 ft)
Owner
State Highway Agency
Avg Daily Traffic
1,350 vehicles/day
Structure Number
33630

How to read this record

This page shows what the last federal inspection recorded, not whether MO 39 N 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 MO 39 N against other structures in Dade 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 MO 39 N?

MO 39 N in Dade, Missouri on the FHWA's 0–9 scale.

How often is MO 39 N inspected?

MO 39 N'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 1,350 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. MO 39 N is currently shown as Fair condition from its component ratings; that category is not a live closure or safety decision.

What is the inventory load rating for MO 39 N?

MO 39 N has an NBI inventory load rating of 57.6 metric tons.

Who is responsible for maintaining MO 39 N?

MO 39 N is owned and maintained by State Highway Agency.

How old is MO 39 N and does age affect safety?

MO 39 N was built in 2011, making it 15 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

Share this inspection record

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.