FHWA NBI 2024 Inspection record Public-domain dataset

N2850

Carrying N2850 over CROOKED CREEK

.4W 6.8N OF WAKITA, Grant, Oklahoma

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Fair

Bridge Snapshot: N2850

The N2850 bridge in Grant, Oklahoma carries N2850 over CROOKED CREEK. It was built in 1940, making it 86 years old today. The structure is built primarily of wood or timber and spans 2 sections, stretching 17.4 meters (57 feet) end to end. Daily traffic averages 24 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 7/9, substructure at 6/9. The weakest component sits in fair condition. No reported major component scores in the Poor range under the current federal condition thresholds.

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

How N2850 compares

471
Bridges in Grant · 35 in Poor condition

Live comparison across Oklahoma.

Historical Sufficiency Rating

PlainBridge-computed
23.5 / 100 - historical 20–49.9 band
Structural adequacy /55
0.0
Serviceability /30
8.5
Essentiality /15
15.0
Special reductions
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 How the historical reference is calculated.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
6/9
Fair (5–6)
Superstructure
7/9
Good (7–9)
Substructure
6/9
Fair (5–6)
Overall Condition
Fair

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

Structural Details

Year Built
1940
Material
Wood or Timber
Number of Spans
2
Structure Length
17.4 m (57 ft)
Deck Width
4.9 m (16 ft)
Owner
County Highway Agency
Avg Daily Traffic
24 vehicles/day
Structure Number
090540000000000

Condition Analysis

  • The deck (driving surface) rates fair at 6/9, minor deterioration that routine maintenance should address.
  • The superstructure (beams and supports above the deck) is in good condition (7/9), showing no significant deterioration.
  • The substructure (piers and abutments) rates fair at 6/9, minor deterioration that routine maintenance should address.

How to read this record

This page shows what the last federal inspection recorded, not whether N2850 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 N2850 against other structures in Grant 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 N2850?

N2850 in Grant, Oklahoma has a deck rating of 6/9, superstructure rating of 7/9, and substructure rating of 6/9 on the FHWA's 0–9 scale.

How often is N2850 inspected?

N2850'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 24 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. N2850 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 N2850?

An inventory load rating is not recorded for N2850.

Who is responsible for maintaining N2850?

N2850 is owned and maintained by County Highway Agency.

How old is N2850 and does age affect safety?

N2850 was built in 1940, making it 86 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.