FHWA NBI 2024 Inspection record Public-domain dataset

STATE HWY 49

Carrying STATE HWY 49 over TURKEY CREEK

HWY 49 AT TURKEY CREEK, Comanche, Oklahoma

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Poor
33 t Inventory load rating

Bridge Snapshot: STATE HWY 49

The STATE HWY 49 bridge in Comanche, Oklahoma carries STATE HWY 49 over TURKEY CREEK. It was built in 1992, making it 34 years old today. The structure is built primarily of steel and spans 3 sections, stretching 6.7 meters (22 feet) end to end. Daily traffic averages 1,250 vehicles, placing it in the moderately-trafficked tier of Oklahoma bridges. It is owned and maintained by Bureau of Fish and Wildlife.

The latest FHWA inspection records show culvert at 4/9. The weakest component sits in poor condition. A component scored 4 or below, placing this bridge in the federal Poor condition category rather than declaring it unsafe or closed. Its NBI inventory load rating is 32.7 metric tons.

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

How STATE HWY 49 compares

▲ 0.3
Load rating vs Oklahoma average (32.4 t)
Top 50%
Higher load rating than 50% of Oklahoma bridges
592
Bridges in Comanche · 52 in Poor condition
STATE HWY 49 32.7 t
Oklahoma average 32.4 t

Live comparison across Oklahoma.

Historical Sufficiency Rating

PlainBridge-computed
70.9 / 100 - historical 50–79.9 band
Structural adequacy /55
30.0
Serviceability /30
28.0
Essentiality /15
12.9
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 How the historical reference is calculated.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

Culvert
4/9
Poor (1–4)
Inventory Load Rating
32.7 t
NBI inventory level (metric tons)
Overall Condition
Poor

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

Structural Details

Year Built
1992
Material
Steel
Number of Spans
3
Structure Length
6.7 m (22 ft)
Deck Width
20.3 m (67 ft)
Owner
Bureau of Fish and Wildlife
Avg Daily Traffic
1,250 vehicles/day
Structure Number
000021670-00009

How to read this record

STATE HWY 49 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 STATE HWY 49 against other structures in Comanche 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 STATE HWY 49?

STATE HWY 49 in Comanche, Oklahoma on the FHWA's 0–9 scale.

How often is STATE HWY 49 inspected?

STATE HWY 49'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 1,250 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. STATE HWY 49 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 STATE HWY 49?

STATE HWY 49 has an NBI inventory load rating of 32.7 metric tons.

Who is responsible for maintaining STATE HWY 49?

STATE HWY 49 is owned and maintained by Bureau of Fish and Wildlife.

How old is STATE HWY 49 and does age affect safety?

STATE HWY 49 was built in 1992, making it 34 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.