FHWA NBI 2024 Inspection record Public-domain dataset

LRD N 51ST ST

Carrying LRD N 51ST ST over BEAVER CREEK

0.4M N JCT STH 100, Milwaukee, Wisconsin

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Poor
19 t Inventory load rating

Bridge Snapshot: LRD N 51ST ST

The LRD N 51ST ST bridge in Milwaukee, Wisconsin carries LRD N 51ST ST over BEAVER CREEK. It was built in 1968, making it 58 years old today. The structure is built primarily of concrete continuous and spans 2 sections, stretching 6.8 meters (22 feet) end to end. Daily traffic averages 2,900 vehicles, placing it in the moderately-trafficked tier of Wisconsin bridges. It is owned and maintained by City/Municipal Highway Agency.

The latest FHWA inspection records show culvert at 3/9. The weakest component sits in poor condition. At least one major component here scores 4 or below, which produces a Poor condition classification under FHWA's current reporting rules. Its NBI inventory load rating is 19.4 metric tons.

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

How LRD N 51ST ST compares

▼ 13.9
Load rating vs Wisconsin average (33.3 t)
Bottom 5%
Lower load rating than 95% of Wisconsin bridges
1,005
Bridges in Milwaukee · 32 in Poor condition
LRD N 51ST ST 19.4 t
Wisconsin average 33.3 t

Live comparison across Wisconsin.

Historical Sufficiency Rating

PlainBridge-computed
39.7 / 100 - historical 20–49.9 band
Structural adequacy /55
0.0
Serviceability /30
26.0
Essentiality /15
13.7
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 How the historical reference is calculated.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

Culvert
3/9
Poor (1–4)
Inventory Load Rating
19.4 t
NBI inventory level (metric tons)
Overall Condition
Poor

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

Structural Details

Year Built
1968
Material
Concrete Continuous
Number of Spans
2
Structure Length
6.8 m (22 ft)
Owner
City/Municipal Highway Agency
Avg Daily Traffic
2,900 vehicles/day
Structure Number
P40055000000000

How to read this record

LRD N 51ST ST 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 LRD N 51ST ST against other structures in Milwaukee and across Wisconsin. Wisconsin 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 LRD N 51ST ST?

LRD N 51ST ST in Milwaukee, Wisconsin on the FHWA's 0–9 scale.

How often is LRD N 51ST ST inspected?

LRD N 51ST ST'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 2,900 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. LRD N 51ST ST 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 LRD N 51ST ST?

LRD N 51ST ST has an NBI inventory load rating of 19.4 metric tons.

Who is responsible for maintaining LRD N 51ST ST?

LRD N 51ST ST is owned and maintained by City/Municipal Highway Agency.

How old is LRD N 51ST ST and does age affect safety?

LRD N 51ST ST was built in 1968, making it 58 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.