FHWA NBI 2024 Inspection record Public-domain dataset

FAS 1608C

Carrying FAS 1608C over JIMMY CREEK

4. N 6.5 W OF SH 49, Comanche, Oklahoma

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Fair
22 t Inventory load rating

Bridge Snapshot: FAS 1608C

The FAS 1608C bridge in Comanche, Oklahoma carries FAS 1608C over JIMMY CREEK. It was built in 1976, making it 50 years old today. The structure is built primarily of concrete and spans 5 sections, stretching 16.2 meters (53 feet) end to end. Daily traffic averages 392 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 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 21.8 metric tons.

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

How FAS 1608C compares

▼ 10.6
Load rating vs Oklahoma average (32.4 t)
Bottom 26%
Lower load rating than 74% of Oklahoma bridges
592
Bridges in Comanche · 52 in Poor condition
FAS 1608C 21.8 t
Oklahoma average 32.4 t

Live comparison across Oklahoma.

Historical Sufficiency Rating

PlainBridge-computed
73.3 / 100 - historical 50–79.9 band
Structural adequacy /55
33.8
Serviceability /30
24.7
Essentiality /15
14.8
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 How the historical reference is calculated.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
5/9
Fair (5–6)
Inventory Load Rating
21.8 t
NBI inventory level (metric tons)
Overall Condition
Fair

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

Structural Details

Year Built
1976
Material
Concrete
Number of Spans
5
Structure Length
16.2 m (53 ft)
Deck Width
9.8 m (32 ft)
Owner
County Highway Agency
Avg Daily Traffic
392 vehicles/day
Structure Number
191870000000000

How to read this record

This page shows what the last federal inspection recorded, not whether FAS 1608C 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 FAS 1608C 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 FAS 1608C?

FAS 1608C in Comanche, Oklahoma on the FHWA's 0–9 scale.

How often is FAS 1608C inspected?

FAS 1608C'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 392 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. FAS 1608C 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 FAS 1608C?

FAS 1608C has an NBI inventory load rating of 21.8 metric tons.

Who is responsible for maintaining FAS 1608C?

FAS 1608C is owned and maintained by County Highway Agency.

How old is FAS 1608C and does age affect safety?

FAS 1608C was built in 1976, making it 50 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.