FHWA NBI 2024 Inspection record Public-domain dataset

Iowa Rd 14.5-N.0

Carrying Iowa Rd 14.5-N.0 over STREAM

1.5E 5.0S OF LA HARPE, Allen, Kansas

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Fair
19 t Inventory load rating

Bridge Snapshot: Iowa Rd 14.5-N.0

The Iowa Rd 14.5-N.0 bridge in Allen, Kansas carries Iowa Rd 14.5-N.0 over STREAM. It was built in 1935, making it 91 years old today. The structure is built primarily of concrete continuous and spans 3 sections, stretching 7.8 meters (26 feet) end to end. Daily traffic averages 80 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 7/9, substructure at 5/9. The weakest component sits in fair condition. All reported major components score above the Poor range. Its NBI inventory load rating is 19.1 metric tons.

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

How Iowa Rd 14.5-N.0 compares

▼ 10.0
Load rating vs Kansas average (29.1 t)
Bottom 26%
Lower load rating than 74% of Kansas bridges
154
Bridges in Allen · 20 in Poor condition
Iowa Rd 14.5-N.0 19.1 t
Kansas average 29.1 t

Live comparison across Kansas.

Historical Sufficiency Rating

PlainBridge-computed
69.2 / 100 - historical 50–79.9 band
Structural adequacy /55
29.2
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 How the historical reference is calculated.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
6/9
Fair (5–6)
Superstructure
7/9
Good (7–9)
Substructure
5/9
Fair (5–6)
Inventory Load Rating
19.1 t
NBI inventory level (metric tons)
Overall Condition
Fair

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

Structural Details

Year Built
1935
Material
Concrete Continuous
Number of Spans
3
Structure Length
7.8 m (26 ft)
Deck Width
8.2 m (27 ft)
Owner
County Highway Agency
Avg Daily Traffic
80 vehicles/day
Structure Number
000011043505960

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) rates good at 7/9, with no significant deterioration on file.
  • At 5/9, 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 Iowa Rd 14.5-N.0 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 Iowa Rd 14.5-N.0 against other structures in Allen 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 Iowa Rd 14.5-N.0?

Iowa Rd 14.5-N.0 in Allen, Kansas has a deck rating of 6/9, superstructure rating of 7/9, and substructure rating of 5/9 on the FHWA's 0–9 scale.

How often is Iowa Rd 14.5-N.0 inspected?

Iowa Rd 14.5-N.0'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 80 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. Iowa Rd 14.5-N.0 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 Iowa Rd 14.5-N.0?

Iowa Rd 14.5-N.0 has an NBI inventory load rating of 19.1 metric tons.

Who is responsible for maintaining Iowa Rd 14.5-N.0?

Iowa Rd 14.5-N.0 is owned and maintained by County Highway Agency.

How old is Iowa Rd 14.5-N.0 and does age affect safety?

Iowa Rd 14.5-N.0 was built in 1935, making it 91 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.