FHWA NBI 2024 Inspection record Public-domain dataset

RT FF S

Carrying RT FF S over SHOAL CR

S 32 T 66 N R 16 W, Putnam, Missouri

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Poor
13 t Inventory load rating

Bridge Snapshot: RT FF S

The RT FF S bridge in Putnam, Missouri carries RT FF S over SHOAL CR. It was built in 1955, making it 71 years old today. It was last reconstructed in 1994, extending its service life. The structure is built primarily of steel continuous and spans 3 sections, stretching 44.2 meters (145 feet) end to end. Daily traffic averages 86 vehicles, placing it in the lower-traffic tier of Missouri bridges. It is owned and maintained by State Highway Agency.

The latest FHWA inspection records show a deck rating of 4/9, superstructure at 6/9, substructure at 5/9. The weakest component sits in poor condition. At least one major component here scores 4 or below, which produces a Poor condition classification under FHWA's current reporting rules. Its NBI inventory load rating is 12.6 metric tons.

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

How RT FF S compares

▼ 21.1
Load rating vs Missouri average (33.7 t)
Bottom 7%
Lower load rating than 93% of Missouri bridges
213
Bridges in Putnam · 33 in Poor condition
RT FF S 12.6 t
Missouri average 33.7 t

Live comparison across Missouri.

Historical Sufficiency Rating

PlainBridge-computed
52.0 / 100 - historical 50–79.9 band
Structural adequacy /55
16.3
Serviceability /30
24.0
Essentiality /15
14.7
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 How the historical reference is calculated.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

Deck
4/9
Poor (1–4)
Superstructure
6/9
Fair (5–6)
Substructure
5/9
Fair (5–6)
Inventory Load Rating
12.6 t
NBI inventory level (metric tons)
Overall Condition
Poor

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

Structural Details

Year Built
1955
Last Reconstructed
1994
Material
Steel Continuous
Number of Spans
3
Structure Length
44.2 m (145 ft)
Deck Width
6.8 m (22 ft)
Owner
State Highway Agency
Avg Daily Traffic
86 vehicles/day
Structure Number
8041

Condition Analysis

  • At 4/9, the deck (driving surface) is in poor shape, with advanced wear flagged for priority repair.
  • The superstructure (beams and supports above the deck) rates fair at 6/9, minor deterioration that routine maintenance should address.
  • The substructure (piers and abutments) is in fair condition (5/9), with minor deterioration that may require routine maintenance.

How to read this record

RT FF S is in the federal Poor condition category. That is a component-based result, not a closure order.

  • NBI condition ratings reflect the latest record in this annual dataset, not a live status. Current routine inspection intervals are risk-based.
  • Understand what Poor condition does and does not mean before drawing conclusions. Poor condition explained
  • Compare RT FF S against other structures in Putnam 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 FF S?

RT FF S in Putnam, Missouri has a deck rating of 4/9, superstructure rating of 6/9, and substructure rating of 5/9 on the FHWA's 0–9 scale.

How often is RT FF S inspected?

RT FF 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 86 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. RT FF S is currently shown as Poor condition from its component ratings; that category is not a live closure or safety decision.

What is the inventory load rating for RT FF S?

RT FF S has an NBI inventory load rating of 12.6 metric tons.

Who is responsible for maintaining RT FF S?

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

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

RT FF S was built in 1955, making it 71 years old and last reconstructed in 1994.

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.