FHWA NBI 2024 Inspection record Public-domain dataset

R-29.1 RS 424

Carrying R-29.1 RS 424 over DOYLE CREEK

3.0N 3.6E OF WALTON, Harvey, Kansas

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Fair
32 t Inventory load rating

Bridge Snapshot: R-29.1 RS 424

The R-29.1 RS 424 bridge in Harvey, Kansas carries R-29.1 RS 424 over DOYLE CREEK. It was built in 1981, making it 45 years old today. The structure is built primarily of concrete and spans 1 section, stretching 12.5 meters (41 feet) end to end. Daily traffic averages 260 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 6/9. The weakest component sits in fair condition. All reported major components score above the Poor range. Its NBI inventory load rating is 32.4 metric tons.

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

How R-29.1 RS 424 compares

▲ 3.3
Load rating vs Kansas average (29.1 t)
Top 42%
Higher load rating than 58% of Kansas bridges
372
Bridges in Harvey · 27 in Poor condition
R-29.1 RS 424 32.4 t
Kansas average 29.1 t

Live comparison across Kansas.

Historical Sufficiency Rating

PlainBridge-computed
96.9 / 100 - historical 80–100 band
Structural adequacy /55
55.0
Serviceability /30
30.0
Essentiality /15
14.9
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 How the historical reference is calculated.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
6/9
Fair (5–6)
Inventory Load Rating
32.4 t
NBI inventory level (metric tons)
Overall Condition
Fair

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

Structural Details

Year Built
1981
Material
Concrete
Number of Spans
1
Structure Length
12.5 m (41 ft)
Deck Width
9.1 m (30 ft)
Owner
County Highway Agency
Avg Daily Traffic
260 vehicles/day
Structure Number
000000000400390

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.
  • 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 R-29.1 RS 424 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 R-29.1 RS 424 against other structures in Harvey 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 R-29.1 RS 424?

R-29.1 RS 424 in Harvey, Kansas has a deck rating of 7/9, superstructure rating of 7/9, and substructure rating of 6/9 on the FHWA's 0–9 scale.

How often is R-29.1 RS 424 inspected?

R-29.1 RS 424'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 260 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. R-29.1 RS 424 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 R-29.1 RS 424?

R-29.1 RS 424 has an NBI inventory load rating of 32.4 metric tons.

Who is responsible for maintaining R-29.1 RS 424?

R-29.1 RS 424 is owned and maintained by County Highway Agency.

How old is R-29.1 RS 424 and does age affect safety?

R-29.1 RS 424 was built in 1981, making it 45 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.