FHWA NBI 2024 Inspection record Public-domain dataset

5020C

Carrying 5020C over BIG SANDY CREEK

1.6 MI E US 177, Murray, Oklahoma

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Fair
15 t Inventory load rating

Bridge Snapshot: 5020C

The 5020C bridge in Murray, Oklahoma carries 5020C over BIG SANDY CREEK. It was built in 1960, making it 66 years old today. The structure is built primarily of concrete and spans 3 sections, stretching 13.4 meters (44 feet) end to end. Daily traffic averages 225 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 culvert 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. Its NBI inventory load rating is 15.4 metric tons.

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

How 5020C compares

▼ 17.0
Load rating vs Oklahoma average (32.4 t)
Bottom 6%
Lower load rating than 94% of Oklahoma bridges
128
Bridges in Murray · 3 in Poor condition
5020C 15.4 t
Oklahoma average 32.4 t

Live comparison across Oklahoma.

Historical Sufficiency Rating

PlainBridge-computed
65.9 / 100 - historical 50–79.9 band
Structural adequacy /55
32.2
Serviceability /30
21.8
Essentiality /15
15.0
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 How the historical reference is calculated.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

Culvert
6/9
Fair (5–6)
Inventory Load Rating
15.4 t
NBI inventory level (metric tons)
Overall Condition
Fair

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

Structural Details

Year Built
1960
Material
Concrete
Number of Spans
3
Structure Length
13.4 m (44 ft)
Deck Width
7.9 m (26 ft)
Owner
County Highway Agency
Avg Daily Traffic
225 vehicles/day
Structure Number
149360000000000

How to read this record

This page shows what the last federal inspection recorded, not whether 5020C 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 5020C against other structures in Murray 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 5020C?

5020C in Murray, Oklahoma on the FHWA's 0–9 scale.

How often is 5020C inspected?

5020C'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 225 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. 5020C 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 5020C?

5020C has an NBI inventory load rating of 15.4 metric tons.

Who is responsible for maintaining 5020C?

5020C is owned and maintained by County Highway Agency.

How old is 5020C and does age affect safety?

5020C was built in 1960, making it 66 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.