FHWA NBI 2024 Inspection record Public-domain dataset

4960C

Carrying 4960C over CREEK

2.25SE AT 412 & 69, Mayes, Oklahoma

Inventory: FHWA NBI 2024 · last ETL August 2026

FHWA NBI record, refreshed with each annual release.

Fair
21 t Inventory load rating Lower than 75% of rated Oklahoma bridges

4960C in Mayes, Oklahoma is rated Fair in the FHWA's 2024 National Bridge Inventory.

Built in 1995, it carries 3 rated components on the inspecting agency's 0-9 scale, and its weakest reported component scores 6. The lowest applicable rating sets the federal condition category, so this Fair 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:245660000000000

LATE-CENTURY · STEEL · SINGLE-SPAN · TIED-CTRL · LOCAL-ADT · STANDARD-LOAD · CAT-FAIR

  • LATE-CENTURY 1980–1999
  • STEEL Steel
  • SINGLE-SPAN Single span
  • TIED-CTRL Tied control
  • LOCAL-ADT Local ADT
  • STANDARD-LOAD Standard load
  • CAT-FAIR Fair

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: 4960C

The 4960C bridge in Mayes, Oklahoma carries 4960C over CREEK. It was built in 1995, making it 31 years old today. The structure is built primarily of steel and spans 1 section, stretching 29.6 meters (97 feet) end to end. Daily traffic averages 100 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 6/9, superstructure at 6/9, substructure at 7/9. The weakest component sits in fair condition. None of this bridge's reported major components fall into the Poor condition range.

How 4960C compares

▼ 11.2
Load rating vs Oklahoma average (32.0 t; 22,909 of 22,917 rated)
233
Bridges in Mayes · 31 in Poor condition

Age against the county: built in 1995, earlier than 59 of Mayes's 233 bridges with a recorded construction year (25%), against a county median build year of 1984. This is one of the newer structures in its county.

4960C 20.8 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).

4960C vs every rated Oklahoma bridge

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

21 Top 75% higher than 25% 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
6/9
Fair (5–6)
Superstructure
6/9
Fair (5–6)
Substructure
7/9
Good (7–9)
Inventory Load Rating
20.8 t
NBI inventory level (metric tons)
Overall Condition
Fair

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.

Mayes inventory by recorded NBI category

Exclusive Good/Fair/Poor bands across all 233 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
1995
Material
Steel
Number of Spans
1
Structure Length
29.6 m (97 ft)
Deck Width
7.9 m (26 ft)
Owner
County Highway Agency
Avg Daily Traffic
100 vehicles/day
Structure Number
245660000000000

Condition Analysis

  • The deck (driving surface) is in fair condition (6/9), with minor deterioration that may require routine maintenance.
  • 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 good condition (7/9), showing no significant deterioration.

How to read this record

This page shows what the last federal inspection recorded, not whether 4960C 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 4960C against other structures in Mayes 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 4960C?

4960C in Mayes, Oklahoma has a deck rating of 6/9, superstructure rating of 6/9, and substructure rating of 7/9 on the FHWA's 0–9 scale.

How often is 4960C inspected?

4960C'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 100 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. 4960C 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 4960C?

4960C has an NBI inventory load rating of 20.8 metric tons.

Who is responsible for maintaining 4960C?

4960C is owned and maintained by County Highway Agency.

How old is 4960C and does age affect safety?

4960C was built in 1995, making it 31 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

Share this inspection record

Send this source-bounded record or download its data card. An NBI condition category is not a closure or live crossing-safety verdict.

XFacebookLinkedInWhatsAppEmail

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.