FHWA NBI 2024 Inspection record Public-domain dataset

LOCAL 20.0-A.6

Carrying LOCAL 20.0-A.6 over CHAPMAN CREEK

3.0N 1.0W OF OAK HILL, Clay, Kansas

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Poor
25 t Inventory load rating

Bridge Snapshot: LOCAL 20.0-A.6

The LOCAL 20.0-A.6 bridge in Clay, Kansas carries LOCAL 20.0-A.6 over CHAPMAN CREEK. It was built in 1965, making it 61 years old today. The structure is built primarily of concrete and spans 2 sections, stretching 12.8 meters (42 feet) end to end. Daily traffic averages 10 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 6/9, substructure at 4/9. The weakest component sits in poor condition. A component scored 4 or below, placing this bridge in the federal Poor condition category rather than declaring it unsafe or closed. Its NBI inventory load rating is 24.5 metric tons.

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

How LOCAL 20.0-A.6 compares

▼ 4.6
Load rating vs Kansas average (29.1 t)
Bottom 43%
Lower load rating than 57% of Kansas bridges
231
Bridges in Clay · 12 in Poor condition
LOCAL 20.0-A.6 24.5 t
Kansas average 29.1 t

Live comparison across Kansas.

Historical Sufficiency Rating

PlainBridge-computed
61.8 / 100 - historical 50–79.9 band
Structural adequacy /55
22.8
Serviceability /30
27.0
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 How the historical reference is calculated.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
6/9
Fair (5–6)
Substructure
4/9
Poor (1–4)
Inventory Load Rating
24.5 t
NBI inventory level (metric tons)
Overall Condition
Poor

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

Structural Details

Year Built
1965
Material
Concrete
Number of Spans
2
Structure Length
12.8 m (42 ft)
Deck Width
6.1 m (20 ft)
Owner
County Highway Agency
Avg Daily Traffic
10 vehicles/day
Structure Number
000140817603980

Condition Analysis

  • At 6/9, the deck (driving surface) shows fair condition, with minor wear flagged for upkeep.
  • At 6/9, the superstructure (beams and supports above the deck) shows fair condition, with minor wear flagged for upkeep.
  • The substructure (piers and abutments) rates poor at 4/9, advanced deterioration that should be prioritized for repair.

How to read this record

LOCAL 20.0-A.6 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 LOCAL 20.0-A.6 against other structures in Clay 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 LOCAL 20.0-A.6?

LOCAL 20.0-A.6 in Clay, Kansas has a deck rating of 6/9, superstructure rating of 6/9, and substructure rating of 4/9 on the FHWA's 0–9 scale.

How often is LOCAL 20.0-A.6 inspected?

LOCAL 20.0-A.6'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 10 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. LOCAL 20.0-A.6 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 LOCAL 20.0-A.6?

LOCAL 20.0-A.6 has an NBI inventory load rating of 24.5 metric tons.

Who is responsible for maintaining LOCAL 20.0-A.6?

LOCAL 20.0-A.6 is owned and maintained by County Highway Agency.

How old is LOCAL 20.0-A.6 and does age affect safety?

LOCAL 20.0-A.6 was built in 1965, making it 61 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.