FHWA NBI 2024 Inspection record Public-domain dataset

T 143

Carrying T 143 over STREAM

0.3 MI E OF JCT TH 91, Nobles, Minnesota

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Good
36 t Inventory load rating

Bridge Snapshot: T 143

The T 143 bridge in Nobles, Minnesota carries T 143 over STREAM. It was built in 1978, making it 48 years old today. The structure is built primarily of concrete and spans 4 sections, stretching 16.6 meters (54 feet) end to end. Daily traffic averages 37 vehicles, placing it in the lower-traffic tier of Minnesota bridges. It is owned and maintained by Town/Township Highway Agency.

The latest FHWA inspection records show culvert at 8/9. The weakest component sits in good condition. No reported major component scores in the Poor range under the current federal condition thresholds. Its NBI inventory load rating is 35.9 metric tons.

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

How T 143 compares

▲ 0.2
Load rating vs Minnesota average (35.7 t)
Bottom 41%
Lower load rating than 59% of Minnesota bridges
299
Bridges in Nobles · 5 in Poor condition
T 143 35.9 t
Minnesota average 35.7 t

Live comparison across Minnesota.

Historical Sufficiency Rating

PlainBridge-computed
99.0 / 100 - historical 80–100 band
Structural adequacy /55
55.0
Serviceability /30
30.0
Essentiality /15
15.0
Special reductions
−1.0

FHWA discontinued this calculated item; it does not determine current condition, funding eligibility, posting, or closure. How the historical reference is calculated.

Condition Ratings

Culvert
8/9
Good (7–9)
Inventory Load Rating
35.9 t
NBI inventory level (metric tons)
Overall Condition
Good

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

Structural Details

Year Built
1978
Material
Concrete
Number of Spans
4
Structure Length
16.6 m (54 ft)
Owner
Town/Township Highway Agency
Avg Daily Traffic
37 vehicles/day
Structure Number
91662

How to read this record

This page shows what the last federal inspection recorded, not whether T 143 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 T 143 against other structures in Nobles and across Minnesota. Minnesota 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 T 143?

T 143 in Nobles, Minnesota on the FHWA's 0–9 scale.

How often is T 143 inspected?

T 143'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 37 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. T 143 is currently shown as Good condition from its component ratings; that category is not a live closure or safety decision.

What is the inventory load rating for T 143?

T 143 has an NBI inventory load rating of 35.9 metric tons.

Who is responsible for maintaining T 143?

T 143 is owned and maintained by Town/Township Highway Agency.

How old is T 143 and does age affect safety?

T 143 was built in 1978, making it 48 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.