FHWA NBI 2024 Inspection record Public-domain dataset

BLUE LAKE SLOUGH

Carrying BLUE LAKE SLOUGH over BLUE LAKE SLOUGH

BLUE LAKE SLOUGH/PIPELINE, Union, Arkansas

Inventory: FHWA NBI 2024 · last ETL August 2026

FHWA NBI record, refreshed with each annual release.

Good
41 t Inventory load rating Higher than 99% of rated Arkansas bridges

BLUE LAKE SLOUGH in Union, Arkansas sits above 99% of rated Arkansas bridges on inventory load rating (41 t), while its 1995 build year is earlier than 62% of Union's recorded-year cohort (289 bridges).

BLUE LAKE SLOUGH in Union, Arkansas is rated Good in the FHWA's 2024 National Bridge Inventory. Built in 1995, it carries 3 rated components on the inspecting agency's 0-9 scale, and its weakest reported component scores 7. The lowest applicable rating sets the federal condition category, so this Good result describes the weakest reported component rather than the structure as a whole. No NBI category is a closure decision or a live crossing-safety verdict.

NBI record plate

Structure AR:000043570-00010

LATE-CENTURY · PRESTRESS · LONG-SPAN-RUN · TIED-CTRL · TRACE-ADT · HEAVY-LOAD · CAT-GOOD

  • LATE-CENTURY 1980–1999
  • PRESTRESS Prestressed concrete
  • LONG-SPAN-RUN 5 spans
  • TIED-CTRL Tied control
  • TRACE-ADT Trace ADT
  • HEAVY-LOAD Heavy load
  • CAT-GOOD Good

Inspection-sheet codes from this record’s year, material family, spans, controlling component, ADT, inventory load, and NBI category, not a live closure verdict.

Bridge Snapshot: BLUE LAKE SLOUGH

The BLUE LAKE SLOUGH bridge in Union, Arkansas carries BLUE LAKE SLOUGH over BLUE LAKE SLOUGH. It was built in 1995, making it 31 years old today. The structure is built primarily of prestressed concrete and spans 5 sections, stretching 46.3 meters (152 feet) end to end. Daily traffic averages 5 vehicles, placing it in the lower-traffic tier of Arkansas bridges. It is owned and maintained by Bureau of Fish and Wildlife.

The latest FHWA inspection records show a deck rating of 7/9, superstructure at 7/9, substructure at 7/9. The weakest component sits in good condition. No reported major component scores in the Poor range under the current federal condition thresholds.

How BLUE LAKE SLOUGH compares

▲ 14.7
Load rating vs Arkansas average (26.1 t; 12,914 of 12,974 rated)
289
Bridges in Union · 3 in Poor condition

Age against the county: built in 1995, earlier than 179 of Union's 289 bridges with a recorded construction year (62%), against a county median build year of 2000. Age is not a defect on its own, but it is the population from which future Poor ratings are drawn.

BLUE LAKE SLOUGH 40.8 t
Arkansas average (12,914 of 12,974 rated) 26.1 t

Live comparison across Arkansas bridges with a recorded inventory load rating (12,914 of 12,974 rated).

BLUE LAKE SLOUGH vs every rated Arkansas bridge

Inventory load rating (metric tons), FHWA NBI, this state

41 Top 1% higher than 99% of 12,914 bridges

rated Arkansas bridges, bucketed by value

Each bar is a band; taller bars hold more bridges. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.

Source FHWA National Bridge Inventory · August 2026

Condition Ratings

Deck
7/9
Good (7–9)
Superstructure
7/9
Good (7–9)
Substructure
7/9
Good (7–9)
Inventory Load Rating
40.8 t
NBI inventory level (metric tons)
Overall Condition
Good

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

Reported 0–9 component ratings from the FHWA NBI. The highlighted component is the lowest reported input to this record’s current condition category; it is not a closure or live crossing-safety decision.

Union inventory by recorded NBI category

Exclusive Good/Fair/Poor bands across all 289 bridges in this county. Orthogonal to this structure's component profile above: a county catalog share, not a live crossing-safety verdict.

Structural Details

Year Built
1995
Material
Prestressed Concrete
Number of Spans
5
Structure Length
46.3 m (152 ft)
Deck Width
4.3 m (14 ft)
Owner
Bureau of Fish and Wildlife
Avg Daily Traffic
5 vehicles/day
Structure Number
000043570-00010

Condition Analysis

  • The deck (driving surface) is in good condition (7/9), showing no significant deterioration.
  • The superstructure (beams and supports above the deck) is in good condition (7/9), showing no significant deterioration.
  • The substructure (piers and abutments) rates good at 7/9, with no significant deterioration on file.

How to read this record

This page shows what the last federal inspection recorded, not whether BLUE LAKE SLOUGH 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 BLUE LAKE SLOUGH against other structures in Union and across Arkansas. Arkansas 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 BLUE LAKE SLOUGH?

BLUE LAKE SLOUGH in Union, Arkansas has a deck rating of 7/9, superstructure rating of 7/9, and substructure rating of 7/9 on the FHWA's 0–9 scale.

How often is BLUE LAKE SLOUGH inspected?

BLUE LAKE SLOUGH'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 5 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. BLUE LAKE SLOUGH 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 BLUE LAKE SLOUGH?

BLUE LAKE SLOUGH has an NBI inventory load rating of 40.8 metric tons.

Who is responsible for maintaining BLUE LAKE SLOUGH?

BLUE LAKE SLOUGH is owned and maintained by Bureau of Fish and Wildlife.

How old is BLUE LAKE SLOUGH and does age affect safety?

BLUE LAKE SLOUGH was built in 1995, making it 31 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

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Send this source-bounded record or download its data card. An NBI condition category is not a closure or live crossing-safety verdict.

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Every figure on PlainBridges is rendered directly from federal source data, no number is typed in by an editor. Component ratings, ADT, and condition category on this page are copied from the NBI record for this structure; no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of 2024 NBI release. NBI condition categories reflect the latest reported inventory record, not a live safety, closure, or travel decision.