FHWA NBI 2024 Inspection record Public-domain dataset

CRD E-500TH RD

Carrying CRD E-500TH RD over SCHULTZ CR

S 3 T 32 N R 21 W, Polk, Missouri

Inventory: FHWA NBI 2024 · last ETL August 2026

FHWA NBI record, refreshed with each annual release.

Good
21 t Inventory load rating Lower than 79% of rated Missouri bridges

CRD E-500TH RD in Polk, Missouri sits above 21% of rated Missouri bridges on inventory load rating (21 t), while its 2019 build year is earlier than 5% of Polk's recorded-year cohort (185 bridges).

CRD E-500TH RD in Polk, Missouri is rated Good in the FHWA's 2024 National Bridge Inventory. Built in 2019, it carries 1 rated component on the inspecting agency's 0-9 scale, and its weakest reported component scores 7. 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:36459

POST-2000 · CONCRETE · MULTI-SPAN · CULVERT-LED · TRACE-ADT · STANDARD-LOAD · CAT-GOOD

  • POST-2000 2000+
  • CONCRETE Concrete
  • MULTI-SPAN 3 spans
  • CULVERT-LED Culvert-led
  • 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: CRD E-500TH RD

The CRD E-500TH RD bridge in Polk, Missouri carries CRD E-500TH RD over SCHULTZ CR. It was built in 2019, making it 7 years old today. The structure is built primarily of concrete continuous and spans 3 sections, stretching 10.4 meters (34 feet) end to end. Daily traffic averages 20 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 culvert at 7/9. The weakest component sits in good condition. All reported major components score above the Poor range.

How CRD E-500TH RD compares

▼ 13.0
Load rating vs Missouri average (33.7 t; 24,616 of 24,618 rated)
185
Bridges in Polk · 38 in Poor condition

Age against the county: built in 2019, earlier than 9 of Polk's 185 bridges with a recorded construction year (5%), against a county median build year of 1972. This is one of the newer structures in its county.

CRD E-500TH RD 20.7 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).

CRD E-500TH RD vs every rated Missouri bridge

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

21 Top 79% higher than 21% 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
7/9
Good (7–9)
Inventory Load Rating
20.7 t
NBI inventory level (metric tons)
Overall Condition
Good

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

Polk inventory by recorded NBI category

Exclusive Good/Fair/Poor bands across all 185 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
2019
Material
Concrete Continuous
Number of Spans
3
Structure Length
10.4 m (34 ft)
Deck Width
6.1 m (20 ft)
Owner
County Highway Agency
Avg Daily Traffic
20 vehicles/day
Structure Number
36459

How to read this record

This page shows what the last federal inspection recorded, not whether CRD E-500TH 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 CRD E-500TH RD against other structures in Polk 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 CRD E-500TH RD?

CRD E-500TH RD in Polk, Missouri on the FHWA's 0–9 scale.

How often is CRD E-500TH RD inspected?

CRD E-500TH 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 20 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. CRD E-500TH 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 CRD E-500TH RD?

CRD E-500TH RD has an NBI inventory load rating of 20.7 metric tons.

Who is responsible for maintaining CRD E-500TH RD?

CRD E-500TH RD is owned and maintained by County Highway Agency.

How old is CRD E-500TH RD and does age affect safety?

CRD E-500TH RD was built in 2019, making it 7 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.