FHWA NBI 2024 Inspection record Public-domain dataset

71st RD

Carrying 71st RD over TRIB. TO WALNUT RIVER

N.E. EDGE ARKANSAS CITY, Cowley, Kansas

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Poor
20 t Inventory load rating

Bridge Snapshot: 71st RD

The 71st RD bridge in Cowley, Kansas carries 71st RD over TRIB. TO WALNUT RIVER. It was built in 1930, making it 96 years old today. The structure is built primarily of concrete and spans 1 section, stretching 7.6 meters (25 feet) end to end. Daily traffic averages 25 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 6/9, superstructure at 5/9, substructure at 4/9. The weakest component sits in poor condition. At least one major component here scores 4 or below, which produces a Poor condition classification under FHWA's current reporting rules. Its NBI inventory load rating is 20.0 metric tons.

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

How 71st RD compares

▼ 9.1
Load rating vs Kansas average (29.1 t)
Bottom 29%
Lower load rating than 71% of Kansas bridges
337
Bridges in Cowley · 18 in Poor condition
71st RD 20.0 t
Kansas average 29.1 t

Live comparison across Kansas.

Historical Sufficiency Rating

PlainBridge-computed
53.8 / 100 - historical 50–79.9 band
Structural adequacy /55
15.8
Serviceability /30
26.0
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 How the historical reference is calculated.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
6/9
Fair (5–6)
Superstructure
5/9
Fair (5–6)
Substructure
4/9
Poor (1–4)
Inventory Load Rating
20.0 t
NBI inventory level (metric tons)
Overall Condition
Poor

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

Structural Details

Year Built
1930
Material
Concrete
Number of Spans
1
Structure Length
7.6 m (25 ft)
Deck Width
7.7 m (25 ft)
Owner
County Highway Agency
Avg Daily Traffic
25 vehicles/day
Structure Number
000180855007002

Condition Analysis

  • The deck (driving surface) is in fair condition (6/9), with minor deterioration that may require routine maintenance.
  • The superstructure (beams and supports above the deck) is in fair condition (5/9), with minor deterioration that may require routine maintenance.
  • The substructure (piers and abutments) rates poor at 4/9, advanced deterioration that should be prioritized for repair.

How to read this record

71st RD is in the federal Poor condition category. That is a component-based result, not a closure order.

  • NBI condition ratings reflect the latest record in this annual dataset, not a live status. Current routine inspection intervals are risk-based.
  • Understand what Poor condition does and does not mean before drawing conclusions. Poor condition explained
  • Compare 71st RD against other structures in Cowley 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 71st RD?

71st RD in Cowley, Kansas has a deck rating of 6/9, superstructure rating of 5/9, and substructure rating of 4/9 on the FHWA's 0–9 scale.

How often is 71st RD inspected?

71st RD'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 25 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. 71st RD is currently shown as Poor condition from its component ratings; that category is not a live closure or safety decision.

What is the inventory load rating for 71st RD?

71st RD has an NBI inventory load rating of 20.0 metric tons.

Who is responsible for maintaining 71st RD?

71st RD is owned and maintained by County Highway Agency.

How old is 71st RD and does age affect safety?

71st RD was built in 1930, making it 96 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.