FHWA NBI 2024 Inspection record Public-domain dataset

U.S. 75B

Carrying U.S. 75B over COAL CREEK

0.1 W JCT US-75, Okmulgee, Oklahoma

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Fair
37 t Inventory load rating

Bridge Snapshot: U.S. 75B

The U.S. 75B bridge in Okmulgee, Oklahoma carries U.S. 75B over COAL CREEK. It was built in 1965, making it 61 years old today. The structure is built primarily of steel and spans 3 sections, stretching 41.5 meters (136 feet) end to end. Daily traffic averages 13,200 vehicles, placing it in the heavily-trafficked tier of Oklahoma bridges. It is owned and maintained by State Highway Agency.

The latest FHWA inspection records show a deck rating of 5/9, superstructure at 6/9, substructure at 5/9. The weakest component sits in fair condition. No reported major component scores in the Poor range under the current federal condition thresholds. Its NBI inventory load rating is 36.7 metric tons.

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

How U.S. 75B compares

▲ 4.3
Load rating vs Oklahoma average (32.4 t)
Top 27%
Higher load rating than 73% of Oklahoma bridges
305
Bridges in Okmulgee · 52 in Poor condition
U.S. 75B 36.7 t
Oklahoma average 32.4 t

Live comparison across Oklahoma.

Historical Sufficiency Rating

PlainBridge-computed
84.6 / 100 - historical 80–100 band
Structural adequacy /55
45.0
Serviceability /30
28.0
Essentiality /15
13.6
Special reductions
−2.0

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 How the historical reference is calculated.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
5/9
Fair (5–6)
Superstructure
6/9
Fair (5–6)
Substructure
5/9
Fair (5–6)
Inventory Load Rating
36.7 t
NBI inventory level (metric tons)
Overall Condition
Fair

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

Structural Details

Year Built
1965
Material
Steel
Number of Spans
3
Structure Length
41.5 m (136 ft)
Deck Width
22.6 m (74 ft)
Owner
State Highway Agency
Avg Daily Traffic
13,200 vehicles/day
Structure Number
165040000000000

Condition Analysis

  • The deck (driving surface) is in fair condition (5/9), with minor deterioration that may require routine maintenance.
  • At 6/9, the superstructure (beams and supports above the deck) shows fair condition, with minor wear flagged for upkeep.
  • At 5/9, the substructure (piers and abutments) shows fair condition, with minor wear flagged for upkeep.

How to read this record

This page shows what the last federal inspection recorded, not whether U.S. 75B 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 U.S. 75B against other structures in Okmulgee 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 U.S. 75B?

U.S. 75B in Okmulgee, Oklahoma has a deck rating of 5/9, superstructure rating of 6/9, and substructure rating of 5/9 on the FHWA's 0–9 scale.

How often is U.S. 75B inspected?

U.S. 75B'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 13,200 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. U.S. 75B 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 U.S. 75B?

U.S. 75B has an NBI inventory load rating of 36.7 metric tons.

Who is responsible for maintaining U.S. 75B?

U.S. 75B is owned and maintained by State Highway Agency.

How old is U.S. 75B and does age affect safety?

U.S. 75B was built in 1965, making it 61 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.