FHWA NBI 2024 Inspection record Public-domain dataset

MINT SPRING RD

Carrying MINT SPRING RD over TRIB BOURBEUSE RVR

S 13 T 40 N R 6 W, Gasconade, Missouri

Inventory: FHWA NBI 2024 · last ETL August 2026

FHWA NBI record, refreshed with each annual release.

Good
26 t Inventory load rating Lower than 67% of rated Missouri bridges

MINT SPRING RD in Gasconade, Missouri sits above 33% of rated Missouri bridges on inventory load rating (26 t), while its 2018 build year is earlier than 6% of Gasconade's recorded-year cohort (143 bridges).

MINT SPRING RD in Gasconade, Missouri is rated Good in the FHWA's 2024 National Bridge Inventory. Built in 2018, it carries 3 rated components on the inspecting agency's 0-9 scale, and its weakest reported component scores 8. The lowest applicable rating sets the federal condition category, so this Good 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:36305

POST-2000 · CONCRETE · MULTI-SPAN · TIED-CTRL · TRACE-ADT · STANDARD-LOAD · CAT-GOOD

  • POST-2000 2000+
  • CONCRETE Concrete
  • MULTI-SPAN 2 spans
  • TIED-CTRL Tied control
  • TRACE-ADT Trace ADT
  • STANDARD-LOAD Standard load
  • CAT-GOOD Good

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: MINT SPRING RD

The MINT SPRING RD bridge in Gasconade, Missouri carries MINT SPRING RD over TRIB BOURBEUSE RVR. It was built in 2018, making it 8 years old today. The structure is built primarily of concrete and spans 2 sections, stretching 7.9 meters (26 feet) end to end. Daily traffic averages 40 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 8/9, superstructure at 9/9, substructure at 8/9. The weakest component sits in good condition. No reported major component scores in the Poor range under the current federal condition thresholds.

How MINT SPRING RD compares

▼ 7.6
Load rating vs Missouri average (33.7 t; 24,616 of 24,618 rated)
143
Bridges in Gasconade · 7 in Poor condition

Age against the county: built in 2018, earlier than 8 of Gasconade's 143 bridges with a recorded construction year (6%), against a county median build year of 1968. This is one of the newer structures in its county.

MINT SPRING RD 26.1 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).

MINT SPRING RD vs every rated Missouri bridge

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

26 Top 67% higher than 33% 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

Deck
8/9
Good (7–9)
Superstructure
9/9
Good (7–9)
Substructure
8/9
Good (7–9)
Inventory Load Rating
26.1 t
NBI inventory level (metric tons)
Overall Condition
Good

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

Reported 0–9 component ratings from the FHWA NBI. The highlighted component is the lowest reported input to this record’s current condition category; it is not a closure or live crossing-safety decision.

Gasconade inventory by recorded NBI category

Exclusive Good/Fair/Poor bands across all 143 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
2018
Material
Concrete
Number of Spans
2
Structure Length
7.9 m (26 ft)
Deck Width
7.3 m (24 ft)
Owner
County Highway Agency
Avg Daily Traffic
40 vehicles/day
Structure Number
36305

Condition Analysis

  • The deck (driving surface) is in good condition (8/9), showing no significant deterioration.
  • The superstructure (beams and supports above the deck) rates good at 9/9, with no significant deterioration on file.
  • The substructure (piers and abutments) rates good at 8/9, with no significant deterioration on file.

How to read this record

This page shows what the last federal inspection recorded, not whether MINT SPRING RD 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 MINT SPRING RD against other structures in Gasconade 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 MINT SPRING RD?

MINT SPRING RD in Gasconade, Missouri has a deck rating of 8/9, superstructure rating of 9/9, and substructure rating of 8/9 on the FHWA's 0–9 scale.

How often is MINT SPRING RD inspected?

MINT SPRING RD'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 40 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. MINT SPRING RD 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 MINT SPRING RD?

MINT SPRING RD has an NBI inventory load rating of 26.1 metric tons.

Who is responsible for maintaining MINT SPRING RD?

MINT SPRING RD is owned and maintained by County Highway Agency.

How old is MINT SPRING RD and does age affect safety?

MINT SPRING RD was built in 2018, making it 8 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

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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.