FHWA NBI 2024 Inspection record Public-domain dataset

FISHHOOK/PALMER RD

Carrying FISHHOOK/PALMER RD over LITTLE SUSITNA RIVER

MILE POINT 8.5, Matanuska-Susitna, Alaska

Inventory: FHWA NBI 2024 · last ETL August 2026

FHWA NBI record, refreshed with each annual release.

Good
39 t Inventory load rating Higher than 59% of rated Alaska bridges

FISHHOOK/PALMER RD in Matanuska-Susitna, Alaska is rated Good in the FHWA's 2024 National Bridge Inventory.

Built in 1991, 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 AK:0496

LATE-CENTURY · PRESTRESS · SINGLE-SPAN · TIED-CTRL · ARTERIAL-ADT · STANDARD-LOAD · CAT-GOOD

  • LATE-CENTURY 1980–1999
  • PRESTRESS Prestressed concrete
  • SINGLE-SPAN Single span
  • TIED-CTRL Tied control
  • ARTERIAL-ADT Arterial ADT
  • STANDARD-LOAD Standard 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: FISHHOOK/PALMER RD

The FISHHOOK/PALMER RD bridge in Matanuska-Susitna, Alaska carries FISHHOOK/PALMER RD over LITTLE SUSITNA RIVER. It was built in 1991, making it 35 years old today. The structure is built primarily of prestressed concrete and spans 1 section, stretching 36.6 meters (120 feet) end to end. Daily traffic averages 1,030 vehicles, placing it in the moderately-trafficked tier of Alaska bridges. It is owned and maintained by State Highway Agency.

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 FISHHOOK/PALMER RD compares

▲ 0.3
Load rating vs Alaska average (38.2 t; 1,679 of 1,685 rated)
120
Bridges in Matanuska-Susitna · 7 in Poor condition

Age against the county: built in 1991, earlier than 75 of Matanuska-Susitna's 120 bridges with a recorded construction year (63%), against a county median build year of 1999. Age is not a defect on its own, but it is the population from which future Poor ratings are drawn.

FISHHOOK/PALMER RD 38.5 t
Alaska average (1,679 of 1,685 rated) 38.2 t

Live comparison across Alaska bridges with a recorded inventory load rating (1,679 of 1,685 rated).

FISHHOOK/PALMER RD vs every rated Alaska bridge

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

39 Top 41% higher than 59% of 1,679 bridges

rated Alaska 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
38.5 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.

Matanuska-Susitna inventory by recorded NBI category

Exclusive Good/Fair/Poor bands across all 120 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
1991
Material
Prestressed Concrete
Number of Spans
1
Structure Length
36.6 m (120 ft)
Deck Width
14.3 m (47 ft)
Owner
State Highway Agency
Avg Daily Traffic
1,030 vehicles/day
Structure Number
0496

Condition Analysis

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

How to read this record

This page shows what the last federal inspection recorded, not whether FISHHOOK/PALMER RD 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 FISHHOOK/PALMER RD against other structures in Matanuska-Susitna and across Alaska. Alaska 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 FISHHOOK/PALMER RD?

FISHHOOK/PALMER RD in Matanuska-Susitna, Alaska 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 FISHHOOK/PALMER RD inspected?

FISHHOOK/PALMER RD'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 1,030 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. FISHHOOK/PALMER RD 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 FISHHOOK/PALMER RD?

FISHHOOK/PALMER RD has an NBI inventory load rating of 38.5 metric tons.

Who is responsible for maintaining FISHHOOK/PALMER RD?

FISHHOOK/PALMER RD is owned and maintained by State Highway Agency.

How old is FISHHOOK/PALMER RD and does age affect safety?

FISHHOOK/PALMER RD was built in 1991, making it 35 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.