FHWA NBI 2024 Inspection record Public-domain dataset

US183 HWY

Carrying US183 HWY over E F RATTLESNAKE CR

11.87 MI N COMANCHE COLN, Kiowa, Kansas

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Poor
16 t Inventory load rating

Bridge Snapshot: US183 HWY

The US183 HWY bridge in Kiowa, Kansas carries US183 HWY over E F RATTLESNAKE CR. It was built in 1929, making it 97 years old today. The structure is built primarily of concrete and spans 5 sections, stretching 13.2 meters (43 feet) end to end. Daily traffic averages 1,040 vehicles, placing it in the moderately-trafficked tier of Kansas bridges. It is owned and maintained by State Highway Agency.

The latest FHWA inspection records show culvert at 4/9. The weakest component sits in poor condition. Because at least one major component scores 4 or lower, this bridge falls in FHWA's Poor condition category. That category is not a closure order. Its NBI inventory load rating is 16.3 metric tons.

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

How US183 HWY compares

▼ 12.8
Load rating vs Kansas average (29.1 t)
Bottom 17%
Lower load rating than 83% of Kansas bridges
79
Bridges in Kiowa · 3 in Poor condition
US183 HWY 16.3 t
Kansas average 29.1 t

Live comparison across Kansas.

Historical Sufficiency Rating

PlainBridge-computed
42.6 / 100 - historical 20–49.9 band
Structural adequacy /55
9.0
Serviceability /30
18.6
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 How the historical reference is calculated.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

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

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

Structural Details

Year Built
1929
Material
Concrete
Number of Spans
5
Structure Length
13.2 m (43 ft)
Deck Width
10.0 m (33 ft)
Owner
State Highway Agency
Avg Daily Traffic
1,040 vehicles/day
Structure Number
999918300490141

How to read this record

US183 HWY 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 US183 HWY against other structures in Kiowa and across Kansas. Kansas 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 US183 HWY?

US183 HWY in Kiowa, Kansas on the FHWA's 0–9 scale.

How often is US183 HWY inspected?

US183 HWY'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 1,040 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. US183 HWY 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 US183 HWY?

US183 HWY has an NBI inventory load rating of 16.3 metric tons.

Who is responsible for maintaining US183 HWY?

US183 HWY is owned and maintained by State Highway Agency.

How old is US183 HWY and does age affect safety?

US183 HWY was built in 1929, making it 97 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.