FHWA NBI 2024 Inspection record Public-domain dataset

RT JJ S

Carrying RT JJ S over BR OF SOUTH FK

S 18 T 23 N R 8 W, Howell, Missouri

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Fair
28 t Inventory load rating

Bridge Snapshot: RT JJ S

The RT JJ S bridge in Howell, Missouri carries RT JJ S over BR OF SOUTH FK. It was built in 1955, making it 71 years old today. The structure is built primarily of concrete continuous and spans 2 sections, stretching 6.5 meters (21 feet) end to end. Daily traffic averages 1,819 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. All reported major components score above the Poor range. Its NBI inventory load rating is 27.9 metric tons.

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

How RT JJ S compares

▼ 5.8
Load rating vs Missouri average (33.7 t)
Bottom 38%
Lower load rating than 62% of Missouri bridges
189
Bridges in Howell · 3 in Poor condition
RT JJ S 27.9 t
Missouri average 33.7 t

Live comparison across Missouri.

Historical Sufficiency Rating

PlainBridge-computed
71.5 / 100 - historical 50–79.9 band
Structural adequacy /55
51.9
Serviceability /30
13.0
Essentiality /15
9.6
Special reductions
−3.0

FHWA discontinued this calculated item; it does not determine current condition, funding eligibility, posting, or closure. How the historical reference is calculated.

Condition Ratings

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

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

Structural Details

Year Built
1955
Material
Concrete Continuous
Number of Spans
2
Structure Length
6.5 m (21 ft)
Deck Width
7.9 m (26 ft)
Owner
State Highway Agency
Avg Daily Traffic
1,819 vehicles/day
Structure Number
7974

How to read this record

This page shows what the last federal inspection recorded, not whether RT JJ S 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 RT JJ S against other structures in Howell 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 RT JJ S?

RT JJ S in Howell, Missouri on the FHWA's 0–9 scale.

How often is RT JJ S inspected?

RT JJ S'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 1,819 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. RT JJ S 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 RT JJ S?

RT JJ S has an NBI inventory load rating of 27.9 metric tons.

Who is responsible for maintaining RT JJ S?

RT JJ S is owned and maintained by State Highway Agency.

How old is RT JJ S and does age affect safety?

RT JJ S was built in 1955, making it 71 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.