FHWA NBI 2024 Inspection record Public-domain dataset

N71

Carrying N71 over SIDNEY DRAW TRIBUTARY

7S KIMBALL, Kimball, Nebraska

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Fair
46 t Inventory load rating

Bridge Snapshot: N71

The N71 bridge in Kimball, Nebraska carries N71 over SIDNEY DRAW TRIBUTARY. It was built in 1990, making it 36 years old today. The structure is built primarily of concrete continuous and spans 3 sections, stretching 28.0 meters (92 feet) end to end. Daily traffic averages 1,490 vehicles, placing it in the moderately-trafficked tier of Nebraska bridges. It is owned and maintained by State Highway Agency.

The latest FHWA inspection records show a deck rating of 6/9, superstructure at 6/9, substructure at 7/9. The weakest component sits in fair condition. All reported major components score above the Poor range. Its NBI inventory load rating is 46.0 metric tons.

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

How N71 compares

▲ 18.3
Load rating vs Nebraska average (27.7 t)
Top 7%
Higher load rating than 93% of Nebraska bridges
91
Bridges in Kimball · 1 in Poor condition
N71 46.0 t
Nebraska average 27.7 t

Live comparison across Nebraska.

Historical Sufficiency Rating

PlainBridge-computed
96.5 / 100 - historical 80–100 band
Structural adequacy /55
55.0
Serviceability /30
30.0
Essentiality /15
11.5
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 How the historical reference is calculated.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
7/9
Good (7–9)
Inventory Load Rating
46.0 t
NBI inventory level (metric tons)
Overall Condition
Fair

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

Structural Details

Year Built
1990
Material
Concrete Continuous
Number of Spans
3
Structure Length
28.0 m (92 ft)
Deck Width
11.7 m (38 ft)
Owner
State Highway Agency
Avg Daily Traffic
1,490 vehicles/day
Structure Number
S071 00937

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.
  • The substructure (piers and abutments) is in good condition (7/9), showing no significant deterioration.

How to read this record

This page shows what the last federal inspection recorded, not whether N71 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 N71 against other structures in Kimball and across Nebraska. Nebraska 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 N71?

N71 in Kimball, Nebraska has a deck rating of 6/9, superstructure rating of 6/9, and substructure rating of 7/9 on the FHWA's 0–9 scale.

How often is N71 inspected?

N71'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 1,490 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. N71 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 N71?

N71 has an NBI inventory load rating of 46.0 metric tons.

Who is responsible for maintaining N71?

N71 is owned and maintained by State Highway Agency.

How old is N71 and does age affect safety?

N71 was built in 1990, making it 36 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.