FHWA NBI 2024 Inspection record Public-domain dataset

WINDMILL RD

Carrying WINDMILL RD over JONES CR

S 11 T 32 N R 18 W, Dallas, Missouri

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Good
20 t Inventory load rating

Bridge Snapshot: WINDMILL RD

The WINDMILL RD bridge in Dallas, Missouri carries WINDMILL RD over JONES CR. It was built in 2000, making it 26 years old today. The structure is built primarily of concrete continuous and spans 2 sections, stretching 6.4 meters (21 feet) end to end. Daily traffic averages 50 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 7/9, substructure at 7/9. The weakest component sits in good condition. No reported major component scores in the Poor range under the current federal condition thresholds. Its NBI inventory load rating is 19.8 metric tons.

Sourced from the FHWA National Bridge Inventory. See our methodology for refresh cadence and NBI release vintage.

How WINDMILL RD compares

▼ 13.9
Load rating vs Missouri average (33.7 t)
Bottom 21%
Lower load rating than 79% of Missouri bridges
114
Bridges in Dallas · 7 in Poor condition
WINDMILL RD 19.8 t
Missouri average 33.7 t

Live comparison across Missouri.

Historical Sufficiency Rating

PlainBridge-computed
83.4 / 100 - historical 80–100 band
Structural adequacy /55
40.4
Serviceability /30
28.0
Essentiality /15
15.0
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 How the historical reference is calculated.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
7/9
Good (7–9)
Substructure
7/9
Good (7–9)
Inventory Load Rating
19.8 t
NBI inventory level (metric tons)
Overall Condition
Good

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

Structural Details

Year Built
2000
Material
Concrete Continuous
Number of Spans
2
Structure Length
6.4 m (21 ft)
Deck Width
6.7 m (22 ft)
Owner
County Highway Agency
Avg Daily Traffic
50 vehicles/day
Structure Number
28715

Condition Analysis

  • The deck (driving surface) is in good condition (7/9), showing no significant deterioration.
  • The superstructure (beams and supports above the deck) is in good condition (7/9), showing no significant deterioration.
  • The substructure (piers and abutments) is in good condition (7/9), showing no significant deterioration.

How to read this record

This page shows what the last federal inspection recorded, not whether WINDMILL 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 WINDMILL RD against other structures in Dallas 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 WINDMILL RD?

WINDMILL RD in Dallas, Missouri has a deck rating of 7/9, superstructure rating of 7/9, and substructure rating of 7/9 on the FHWA's 0–9 scale.

How often is WINDMILL RD inspected?

WINDMILL 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 50 vehicles per day.

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

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

WINDMILL RD has an NBI inventory load rating of 19.8 metric tons.

Who is responsible for maintaining WINDMILL RD?

WINDMILL RD is owned and maintained by County Highway Agency.

How old is WINDMILL RD and does age affect safety?

WINDMILL RD was built in 2000, making it 26 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

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.