FHWA NBI 2024 Inspection record Public-domain dataset

K61 HWY NB

Carrying K61 HWY NB over RS0305 RT US81 ALT

JCT US-81 ALT/K-61 NB, McPherson, Kansas

Inventory: FHWA NBI 2024 · last ETL August 2026

FHWA NBI record, refreshed with each annual release.

Fair
35 t Inventory load rating Higher than 70% of rated Kansas bridges

K61 HWY NB in McPherson, Kansas is rated Fair in the FHWA's 2024 National Bridge Inventory.

Built in 1969, it carries 3 rated components on the inspecting agency's 0-9 scale, and its weakest reported component scores 5. The lowest applicable rating sets the federal condition category, so this Fair result describes the weakest reported component rather than the structure as a whole. No NBI category is a closure decision or a live crossing-safety verdict.

NBI record plate

Structure KS:999906100591031

INTERSTATE-ERA · STEEL · MULTI-SPAN · DECK-LED · ARTERIAL-ADT · STANDARD-LOAD · CAT-FAIR

  • INTERSTATE-ERA 1950–1979
  • STEEL Steel
  • MULTI-SPAN 3 spans
  • DECK-LED Deck-led
  • ARTERIAL-ADT Arterial ADT
  • STANDARD-LOAD Standard load
  • CAT-FAIR Fair

Inspection-sheet codes from this record’s year, material family, spans, controlling component, ADT, inventory load, and NBI category, not a live closure verdict.

Bridge Snapshot: K61 HWY NB

The K61 HWY NB bridge in McPherson, Kansas carries K61 HWY NB over RS0305 RT US81 ALT. It was built in 1969, making it 57 years old today. The structure is built primarily of steel continuous and spans 3 sections, stretching 45.9 meters (151 feet) end to end. Daily traffic averages 2,700 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 a deck rating of 5/9, superstructure at 6/9, substructure at 6/9. The weakest component sits in fair condition. No reported major component scores in the Poor range under the current federal condition thresholds.

How K61 HWY NB compares

▲ 5.3
Load rating vs Kansas average (29.2 t; 24,893 of 24,894 rated)
586
Bridges in McPherson · 4 in Poor condition

Age against the county: built in 1969, earlier than 413 of McPherson's 586 bridges with a recorded construction year (70%), against a county median build year of 1980. Age is not a defect on its own, but it is the population from which future Poor ratings are drawn.

K61 HWY NB 34.5 t
Kansas average (24,893 of 24,894 rated) 29.2 t

Live comparison across Kansas bridges with a recorded inventory load rating (24,893 of 24,894 rated).

K61 HWY NB vs every rated Kansas bridge

Inventory load rating (metric tons), FHWA NBI, this state

35 Top 30% higher than 70% of 24,893 bridges

rated Kansas bridges, bucketed by value

Each bar is a band; taller bars hold more bridges. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.

Source FHWA National Bridge Inventory · August 2026

Condition Ratings

Deck
5/9
Fair (5–6)
Superstructure
6/9
Fair (5–6)
Substructure
6/9
Fair (5–6)
Inventory Load Rating
34.5 t
NBI inventory level (metric tons)
Overall Condition
Fair

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

Reported 0–9 component ratings from the FHWA NBI. The highlighted component is the lowest reported input to this record’s current condition category; it is not a closure or live crossing-safety decision.

McPherson inventory by recorded NBI category

Exclusive Good/Fair/Poor bands across all 586 bridges in this county. Orthogonal to this structure's component profile above: a county catalog share, not a live crossing-safety verdict.

Structural Details

Year Built
1969
Material
Steel Continuous
Number of Spans
3
Structure Length
45.9 m (151 ft)
Deck Width
12.8 m (42 ft)
Owner
State Highway Agency
Avg Daily Traffic
2,700 vehicles/day
Structure Number
999906100591031

Condition Analysis

  • The deck (driving surface) rates fair at 5/9, minor deterioration that routine maintenance should address.
  • The superstructure (beams and supports above the deck) is in fair condition (6/9), with minor deterioration that may require routine maintenance.
  • At 6/9, the substructure (piers and abutments) shows fair condition, with minor wear flagged for upkeep.

How to read this record

This page shows what the last federal inspection recorded, not whether K61 HWY NB 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 K61 HWY NB against other structures in McPherson 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 K61 HWY NB?

K61 HWY NB in McPherson, Kansas has a deck rating of 5/9, superstructure rating of 6/9, and substructure rating of 6/9 on the FHWA's 0–9 scale.

How often is K61 HWY NB inspected?

K61 HWY NB'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 2,700 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. K61 HWY NB 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 K61 HWY NB?

K61 HWY NB has an NBI inventory load rating of 34.5 metric tons.

Who is responsible for maintaining K61 HWY NB?

K61 HWY NB is owned and maintained by State Highway Agency.

How old is K61 HWY NB and does age affect safety?

K61 HWY NB was built in 1969, making it 57 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

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Send this source-bounded record or download its data card. An NBI condition category is not a closure or live crossing-safety verdict.

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Every figure on PlainBridges is rendered directly from federal source data, no number is typed in by an editor. Component ratings, ADT, and condition category on this page are copied from the NBI record for this structure; no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of 2024 NBI release. NBI condition categories reflect the latest reported inventory record, not a live safety, closure, or travel decision.