FHWA NBI 2024 Inspection record Public-domain dataset

COUNTY RD 255

Carrying COUNTY RD 255 over N FK SPRING RVR

S 3 T 29 N R 33 W, Jasper, Missouri

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Good
32 t Inventory load rating

Bridge Snapshot: COUNTY RD 255

The COUNTY RD 255 bridge in Jasper, Missouri carries COUNTY RD 255 over N FK SPRING RVR. It was built in 1991, making it 35 years old today. The structure is built primarily of prestressed concrete and spans 3 sections, stretching 82.9 meters (272 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 8/9, superstructure at 7/9, substructure at 7/9. The weakest component sits in good condition. All reported major components score above the Poor range. Its NBI inventory load rating is 32.4 metric tons.

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

How COUNTY RD 255 compares

▼ 1.3
Load rating vs Missouri average (33.7 t)
Bottom 45%
Lower load rating than 55% of Missouri bridges
471
Bridges in Jasper · 49 in Poor condition
COUNTY RD 255 32.4 t
Missouri average 33.7 t

Live comparison across Missouri.

Historical Sufficiency Rating

PlainBridge-computed
100.0 / 100 - historical 80–100 band
Structural adequacy /55
55.0
Serviceability /30
30.0
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 How the historical reference is calculated.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
8/9
Good (7–9)
Superstructure
7/9
Good (7–9)
Substructure
7/9
Good (7–9)
Inventory Load Rating
32.4 t
NBI inventory level (metric tons)
Overall Condition
Good

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

Structural Details

Year Built
1991
Material
Prestressed Concrete
Number of Spans
3
Structure Length
82.9 m (272 ft)
Deck Width
8.1 m (27 ft)
Owner
County Highway Agency
Avg Daily Traffic
50 vehicles/day
Structure Number
19317

Condition Analysis

  • At 8/9, the deck (driving surface) is in good shape and shows no significant wear.
  • The superstructure (beams and supports above the deck) rates good at 7/9, with no significant deterioration on file.
  • At 7/9, the substructure (piers and abutments) is in good shape and shows no significant wear.

How to read this record

This page shows what the last federal inspection recorded, not whether COUNTY RD 255 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 COUNTY RD 255 against other structures in Jasper 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 COUNTY RD 255?

COUNTY RD 255 in Jasper, Missouri has a deck rating of 8/9, superstructure rating of 7/9, and substructure rating of 7/9 on the FHWA's 0–9 scale.

How often is COUNTY RD 255 inspected?

COUNTY RD 255'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. COUNTY RD 255 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 COUNTY RD 255?

COUNTY RD 255 has an NBI inventory load rating of 32.4 metric tons.

Who is responsible for maintaining COUNTY RD 255?

COUNTY RD 255 is owned and maintained by County Highway Agency.

How old is COUNTY RD 255 and does age affect safety?

COUNTY RD 255 was built in 1991, making it 35 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.