FHWA NBI 2024 Inspection record Public-domain dataset

SW 60th Road

Carrying SW 60th Road over SANDY CREEK

4.0N 2.0W OF WALDRON, Harper, Kansas

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Good
12 t Inventory load rating

Bridge Snapshot: SW 60th Road

The SW 60th Road bridge in Harper, Kansas carries SW 60th Road over SANDY CREEK. It was built in 1958, making it 68 years old today. The structure is built primarily of concrete continuous and spans 6 sections, stretching 74.1 meters (243 feet) end to end. Daily traffic averages 40 vehicles, placing it in the lower-traffic tier of Kansas bridges. It is owned and maintained by County 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. None of this bridge's reported major components fall into the Poor condition range. Its NBI inventory load rating is 11.7 metric tons.

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

How SW 60th Road compares

▼ 17.4
Load rating vs Kansas average (29.1 t)
Bottom 8%
Lower load rating than 92% of Kansas bridges
355
Bridges in Harper · 36 in Poor condition
SW 60th Road 11.7 t
Kansas average 29.1 t

Live comparison across Kansas.

Historical Sufficiency Rating

PlainBridge-computed
64.3 / 100 - historical 50–79.9 band
Structural adequacy /55
24.4
Serviceability /30
28.0
Essentiality /15
15.0
Special reductions
−3.0

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 How the historical reference is calculated.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
11.7 t
NBI inventory level (metric tons)
Overall Condition
Good

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

Structural Details

Year Built
1958
Material
Concrete Continuous
Number of Spans
6
Structure Length
74.1 m (243 ft)
Deck Width
8.1 m (27 ft)
Owner
County Highway Agency
Avg Daily Traffic
40 vehicles/day
Structure Number
000000000390380

Condition Analysis

  • At 7/9, the deck (driving surface) is in good shape and shows no significant wear.
  • 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) is in good condition (7/9), showing no significant deterioration.

How to read this record

This page shows what the last federal inspection recorded, not whether SW 60th Road 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 SW 60th Road against other structures in Harper 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 SW 60th Road?

SW 60th Road in Harper, 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 SW 60th Road inspected?

SW 60th Road'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 40 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. SW 60th Road 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 SW 60th Road?

SW 60th Road has an NBI inventory load rating of 11.7 metric tons.

Who is responsible for maintaining SW 60th Road?

SW 60th Road is owned and maintained by County Highway Agency.

How old is SW 60th Road and does age affect safety?

SW 60th Road was built in 1958, making it 68 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.