FHWA NBI 2024 Inspection record Public-domain dataset

I35 HWY (KTA)EL-WL

Carrying I35 HWY (KTA)EL-WL over WALNUT RIVER

0.40 MI SW K-177, Butler, Kansas

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Good
16 t Inventory load rating

Bridge Snapshot: I35 HWY (KTA)EL-WL

The I35 HWY (KTA)EL-WL bridge in Butler, Kansas carries I35 HWY (KTA)EL-WL over WALNUT RIVER. It was built in 1955, making it 71 years old today. The structure is built primarily of concrete and spans 3 sections, stretching 18.8 meters (62 feet) end to end. Daily traffic averages 8,700 vehicles, placing it in the moderately-trafficked tier of Kansas bridges. It is owned and maintained by State Toll Authority.

The latest FHWA inspection records show culvert at 7/9. The weakest component sits in good condition. All reported major components score above the Poor range. 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 I35 HWY (KTA)EL-WL compares

▼ 12.8
Load rating vs Kansas average (29.1 t)
Bottom 17%
Lower load rating than 83% of Kansas bridges
594
Bridges in Butler · 35 in Poor condition
I35 HWY (KTA)EL-WL 16.3 t
Kansas average 29.1 t

Live comparison across Kansas.

Historical Sufficiency Rating

PlainBridge-computed
73.9 / 100 - historical 50–79.9 band
Structural adequacy /55
34.0
Serviceability /30
28.0
Essentiality /15
11.9
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 How the historical reference is calculated.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
7/9
Good (7–9)
Inventory Load Rating
16.3 t
NBI inventory level (metric tons)
Overall Condition
Good

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

Structural Details

Year Built
1955
Material
Concrete
Number of Spans
3
Structure Length
18.8 m (62 ft)
Deck Width
36.6 m (120 ft)
Owner
State Toll Authority
Avg Daily Traffic
8,700 vehicles/day
Structure Number
999903500081593

How to read this record

This page shows what the last federal inspection recorded, not whether I35 HWY (KTA)EL-WL 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 I35 HWY (KTA)EL-WL against other structures in Butler 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 I35 HWY (KTA)EL-WL?

I35 HWY (KTA)EL-WL in Butler, Kansas on the FHWA's 0–9 scale.

How often is I35 HWY (KTA)EL-WL inspected?

I35 HWY (KTA)EL-WL'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 8,700 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. I35 HWY (KTA)EL-WL 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 I35 HWY (KTA)EL-WL?

I35 HWY (KTA)EL-WL has an NBI inventory load rating of 16.3 metric tons.

Who is responsible for maintaining I35 HWY (KTA)EL-WL?

I35 HWY (KTA)EL-WL is owned and maintained by State Toll Authority.

How old is I35 HWY (KTA)EL-WL and does age affect safety?

I35 HWY (KTA)EL-WL was built in 1955, making it 71 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.