FHWA NBI 2024 Inspection record Public-domain dataset

CSAH 52

Carrying CSAH 52 over WHITE WATER CREEK

0.3 MI SW OF JCT TH 13, Le Sueur, Minnesota

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Poor
16 t Inventory load rating

Bridge Snapshot: CSAH 52

The CSAH 52 bridge in Le Sueur, Minnesota carries CSAH 52 over WHITE WATER CREEK. It was built in 1922, making it 104 years old today. The structure is built primarily of concrete and spans 1 section, stretching 15.3 meters (50 feet) end to end. Daily traffic averages 1,150 vehicles, placing it in the moderately-trafficked tier of Minnesota bridges. It is owned and maintained by County Highway Agency.

The latest FHWA inspection records show a deck rating of 3/9, superstructure at 3/9, substructure at 5/9. 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 15.6 metric tons.

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

How CSAH 52 compares

▼ 20.1
Load rating vs Minnesota average (35.7 t)
Bottom 2%
Lower load rating than 98% of Minnesota bridges
54
Bridges in Le Sueur · 2 in Poor condition
CSAH 52 15.6 t
Minnesota average 35.7 t

Live comparison across Minnesota.

Historical Sufficiency Rating

PlainBridge-computed
35.3 / 100 - historical 20–49.9 band
Structural adequacy /55
0.0
Serviceability /30
21.0
Essentiality /15
14.3
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 How the historical reference is calculated.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
3/9
Poor (1–4)
Superstructure
3/9
Poor (1–4)
Substructure
5/9
Fair (5–6)
Inventory Load Rating
15.6 t
NBI inventory level (metric tons)
Overall Condition
Poor

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

Structural Details

Year Built
1922
Material
Concrete
Number of Spans
1
Structure Length
15.3 m (50 ft)
Deck Width
20.6 m (68 ft)
Owner
County Highway Agency
Avg Daily Traffic
1,150 vehicles/day
Structure Number
L8751

Condition Analysis

  • At 3/9, the deck (driving surface) is in poor shape, with advanced wear flagged for priority repair.
  • At 3/9, the superstructure (beams and supports above the deck) is in poor shape, with advanced wear flagged for priority repair.
  • At 5/9, the substructure (piers and abutments) shows fair condition, with minor wear flagged for upkeep.

How to read this record

CSAH 52 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 CSAH 52 against other structures in Le Sueur 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 CSAH 52?

CSAH 52 in Le Sueur, Minnesota has a deck rating of 3/9, superstructure rating of 3/9, and substructure rating of 5/9 on the FHWA's 0–9 scale.

How often is CSAH 52 inspected?

CSAH 52'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 1,150 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. CSAH 52 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 CSAH 52?

CSAH 52 has an NBI inventory load rating of 15.6 metric tons.

Who is responsible for maintaining CSAH 52?

CSAH 52 is owned and maintained by County Highway Agency.

How old is CSAH 52 and does age affect safety?

CSAH 52 was built in 1922, making it 104 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.