FHWA NBI 2024 Inspection record Public-domain dataset

K181 HWY

Carrying K181 HWY over WEST TWIN CREEK

4.03 MI E RUSSELL COLN, Lincoln, Kansas

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Good
24 t Inventory load rating

Bridge Snapshot: K181 HWY

The K181 HWY bridge in Lincoln, Kansas carries K181 HWY over WEST TWIN CREEK. It was built in 1970, making it 56 years old today. The structure is built primarily of concrete continuous and spans 3 sections, stretching 31.2 meters (102 feet) end to end. Daily traffic averages 120 vehicles, placing it in the lower-traffic tier of Kansas bridges. It is owned and maintained by State Highway Agency.

The latest FHWA inspection records show a deck rating of 7/9, superstructure at 7/9, substructure at 7/9. The weakest component sits in good condition. No reported major component scores in the Poor range under the current federal condition thresholds. Its NBI inventory load rating is 23.6 metric tons.

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

How K181 HWY compares

▼ 5.5
Load rating vs Kansas average (29.1 t)
Bottom 40%
Lower load rating than 60% of Kansas bridges
224
Bridges in Lincoln · 23 in Poor condition
K181 HWY 23.6 t
Kansas average 29.1 t

Live comparison across Kansas.

Historical Sufficiency Rating

PlainBridge-computed
89.5 / 100 - historical 80–100 band
Structural adequacy /55
46.5
Serviceability /30
30.0
Essentiality /15
15.0
Special reductions
−2.0

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 How the historical reference is calculated.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
7/9
Good (7–9)
Superstructure
7/9
Good (7–9)
Substructure
7/9
Good (7–9)
Inventory Load Rating
23.6 t
NBI inventory level (metric tons)
Overall Condition
Good

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

Structural Details

Year Built
1970
Material
Concrete Continuous
Number of Spans
3
Structure Length
31.2 m (102 ft)
Deck Width
9.1 m (30 ft)
Owner
State Highway Agency
Avg Daily Traffic
120 vehicles/day
Structure Number
999918100530291

Condition Analysis

  • The deck (driving surface) is in good condition (7/9), showing no significant deterioration.
  • At 7/9, the superstructure (beams and supports above the deck) is in good shape and shows no significant wear.
  • The substructure (piers and abutments) rates good at 7/9, with no significant deterioration on file.

How to read this record

This page shows what the last federal inspection recorded, not whether K181 HWY 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 K181 HWY against other structures in Lincoln 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 K181 HWY?

K181 HWY in Lincoln, Kansas has a deck rating of 7/9, superstructure rating of 7/9, and substructure rating of 7/9 on the FHWA's 0–9 scale.

How often is K181 HWY inspected?

K181 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 120 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. K181 HWY is currently shown as Good condition from its component ratings; that category is not a live closure or safety decision.

What is the inventory load rating for K181 HWY?

K181 HWY has an NBI inventory load rating of 23.6 metric tons.

Who is responsible for maintaining K181 HWY?

K181 HWY is owned and maintained by State Highway Agency.

How old is K181 HWY and does age affect safety?

K181 HWY was built in 1970, making it 56 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.