FHWA NBI 2024 Inspection record Public-domain dataset

NW 130 Ave

Carrying NW 130 Ave over STREAM

6.1N 2.7W OF ATTICA, Harper, Kansas

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Fair
11 t Inventory load rating

Bridge Snapshot: NW 130 Ave

The NW 130 Ave bridge in Harper, Kansas carries NW 130 Ave over STREAM. It was built in 1930, making it 96 years old today. The structure is built primarily of concrete and spans 2 sections, stretching 13.9 meters (46 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 6/9. The weakest component sits in fair condition. None of this bridge's reported major components fall into the Poor condition range. Its NBI inventory load rating is 10.9 metric tons.

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

How NW 130 Ave compares

▼ 18.2
Load rating vs Kansas average (29.1 t)
Bottom 7%
Lower load rating than 93% of Kansas bridges
355
Bridges in Harper · 36 in Poor condition
NW 130 Ave 10.9 t
Kansas average 29.1 t

Live comparison across Kansas.

Historical Sufficiency Rating

PlainBridge-computed
49.1 / 100 - historical 20–49.9 band
Structural adequacy /55
22.6
Serviceability /30
11.5
Essentiality /15
15.0
Special reductions
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 How the historical reference is calculated.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
6/9
Fair (5–6)
Inventory Load Rating
10.9 t
NBI inventory level (metric tons)
Overall Condition
Fair

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

Structural Details

Year Built
1930
Material
Concrete
Number of Spans
2
Structure Length
13.9 m (46 ft)
Deck Width
6.1 m (20 ft)
Owner
County Highway Agency
Avg Daily Traffic
10 vehicles/day
Structure Number
000390717006669

Condition Analysis

  • The deck (driving surface) rates fair at 6/9, minor deterioration that routine maintenance should address.
  • The superstructure (beams and supports above the deck) rates fair at 6/9, minor deterioration that routine maintenance should address.
  • 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 NW 130 Ave 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 NW 130 Ave 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 NW 130 Ave?

NW 130 Ave in Harper, Kansas has a deck rating of 6/9, superstructure rating of 6/9, and substructure rating of 6/9 on the FHWA's 0–9 scale.

How often is NW 130 Ave inspected?

NW 130 Ave'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. NW 130 Ave 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 NW 130 Ave?

NW 130 Ave has an NBI inventory load rating of 10.9 metric tons.

Who is responsible for maintaining NW 130 Ave?

NW 130 Ave is owned and maintained by County Highway Agency.

How old is NW 130 Ave and does age affect safety?

NW 130 Ave 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.