FHWA NBI 2024 Inspection record Public-domain dataset

56TH ST (E0660)

Carrying 56TH ST (E0660) over CREEK

56TH ST & COTTONWD .1E, Payne, Oklahoma

Inventory: FHWA NBI 2024 · last ETL August 2026

FHWA NBI record, refreshed with each annual release.

Poor
42 t Inventory load rating Higher than 83% of rated Oklahoma bridges

56TH ST (E0660) in Payne, Oklahoma sits above 83% of rated Oklahoma bridges on inventory load rating (42 t), while its 1913 build year is earlier than 99% of Payne's recorded-year cohort (384 bridges).

56TH ST (E0660) in Payne, Oklahoma is rated Poor in the FHWA's 2024 National Bridge Inventory. Built in 1913, it carries 3 rated components on the inspecting agency's 0-9 scale, and its weakest reported component scores 4. The lowest applicable rating sets the federal condition category, so this Poor 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 OK:003350000000000

PRE-1950 · STEEL · MULTI-SPAN · SUB-LED · TRACE-ADT · HEAVY-LOAD · CAT-POOR

  • PRE-1950 Pre-1950
  • STEEL Steel
  • MULTI-SPAN 3 spans
  • SUB-LED Substructure-led
  • TRACE-ADT Trace ADT
  • HEAVY-LOAD Heavy load
  • CAT-POOR Poor

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: 56TH ST (E0660)

The 56TH ST (E0660) bridge in Payne, Oklahoma carries 56TH ST (E0660) over CREEK. It was built in 1913, making it 113 years old today. It was last reconstructed in 1985, extending its service life. The structure is built primarily of steel continuous and spans 3 sections, stretching 10.4 meters (34 feet) end to end. Daily traffic averages 25 vehicles, placing it in the lower-traffic tier of Oklahoma bridges. It is owned and maintained by County Highway Agency.

The latest FHWA inspection records show a deck rating of 5/9, superstructure at 5/9, substructure at 4/9. 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.

How 56TH ST (E0660) compares

▲ 10.4
Load rating vs Oklahoma average (32.0 t; 22,909 of 22,917 rated)
384
Bridges in Payne · 40 in Poor condition

Age against the county: built in 1913, earlier than 382 of Payne's 384 bridges with a recorded construction year (99%), against a county median build year of 1992. Age is not a defect on its own, but it is the population from which future Poor ratings are drawn.

56TH ST (E0660) 42.4 t
Oklahoma average (22,909 of 22,917 rated) 32.0 t

Live comparison across Oklahoma bridges with a recorded inventory load rating (22,909 of 22,917 rated).

56TH ST (E0660) vs every rated Oklahoma bridge

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

42 Top 17% higher than 83% of 22,909 bridges

rated Oklahoma 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

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

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

Reported 0–9 component ratings from the FHWA NBI. The highlighted component is the lowest reported input to this record’s current condition category; it is not a closure or live crossing-safety decision.

Payne inventory by recorded NBI category

Exclusive Good/Fair/Poor bands across all 384 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
1913
Last Reconstructed
1985
Material
Steel Continuous
Number of Spans
3
Structure Length
10.4 m (34 ft)
Deck Width
5.5 m (18 ft)
Owner
County Highway Agency
Avg Daily Traffic
25 vehicles/day
Structure Number
003350000000000

Condition Analysis

  • At 5/9, the deck (driving surface) shows fair condition, with minor wear flagged for upkeep.
  • The superstructure (beams and supports above the deck) is in fair condition (5/9), with minor deterioration that may require routine maintenance.
  • The substructure (piers and abutments) is in poor condition (4/9), showing advanced deterioration on the inspecting agency's 0-9 scale.

How to read this record

56TH ST (E0660) 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 56TH ST (E0660) against other structures in Payne and across Oklahoma. Oklahoma 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 56TH ST (E0660)?

56TH ST (E0660) in Payne, Oklahoma has a deck rating of 5/9, superstructure rating of 5/9, and substructure rating of 4/9 on the FHWA's 0–9 scale.

How often is 56TH ST (E0660) inspected?

56TH ST (E0660)'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 25 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. 56TH ST (E0660) 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 56TH ST (E0660)?

56TH ST (E0660) has an NBI inventory load rating of 42.4 metric tons.

Who is responsible for maintaining 56TH ST (E0660)?

56TH ST (E0660) is owned and maintained by County Highway Agency.

How old is 56TH ST (E0660) and does age affect safety?

56TH ST (E0660) was built in 1913, making it 113 years old and last reconstructed in 1985.

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.