FHWA NBI 2024 Inspection record Public-domain dataset

YOUNG ST/SAYLES ST

Carrying YOUNG ST/SAYLES ST over DUNTON ST VIADUCT

MILE POINT 0.1, Ketchikan Gateway, Alaska

Inventory: FHWA NBI 2024 · last ETL August 2026

FHWA NBI record, refreshed with each annual release.

Fair
3 t Inventory load rating Lower than 99% of rated Alaska bridges

YOUNG ST/SAYLES ST in Ketchikan Gateway, Alaska sits above 1% of rated Alaska bridges on inventory load rating (3 t), while its 1979 build year is earlier than 75% of Ketchikan Gateway's recorded-year cohort (100 bridges).

YOUNG ST/SAYLES ST in Ketchikan Gateway, Alaska is rated Fair in the FHWA's 2024 National Bridge Inventory. Built in 1979, it carries 3 rated components on the inspecting agency's 0-9 scale, and its weakest reported component scores 5. The lowest applicable rating sets the federal condition category, so this Fair 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:0453

INTERSTATE-ERA · PRESTRESS · LONG-SPAN-RUN · TIED-CTRL · LOCAL-ADT · LIGHT-LOAD · CAT-FAIR

  • INTERSTATE-ERA 1950–1979
  • PRESTRESS Prestressed concrete
  • LONG-SPAN-RUN 28 spans
  • TIED-CTRL Tied control
  • LOCAL-ADT Local ADT
  • LIGHT-LOAD Light load
  • CAT-FAIR Fair

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: YOUNG ST/SAYLES ST

The YOUNG ST/SAYLES ST bridge in Ketchikan Gateway, Alaska carries YOUNG ST/SAYLES ST over DUNTON ST VIADUCT. It was built in 1979, making it 47 years old today. The structure is built primarily of prestressed concrete and spans 28 sections, stretching 164.6 meters (540 feet) end to end. Daily traffic averages 565 vehicles, placing it in the lower-traffic tier of Alaska bridges. It is owned and maintained by City/Municipal Highway Agency.

The latest FHWA inspection records show a deck rating of 5/9, superstructure at 5/9, substructure at 5/9. The weakest component sits in fair condition. None of this bridge's reported major components fall into the Poor condition range.

How YOUNG ST/SAYLES ST compares

▼ 35.1
Load rating vs Alaska average (38.2 t; 1,679 of 1,685 rated)
100
Bridges in Ketchikan Gateway · 12 in Poor condition

Age against the county: built in 1979, earlier than 75 of Ketchikan Gateway's 100 bridges with a recorded construction year (75%), against a county median build year of 1995. Age is not a defect on its own, but it is the population from which future Poor ratings are drawn.

YOUNG ST/SAYLES ST 3.1 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).

YOUNG ST/SAYLES ST vs every rated Alaska bridge

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

3 Top 99% higher than 1% 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
5/9
Fair (5–6)
Superstructure
5/9
Fair (5–6)
Substructure
5/9
Fair (5–6)
Inventory Load Rating
3.1 t
NBI inventory level (metric tons)
Overall Condition
Fair

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.

Ketchikan Gateway inventory by recorded NBI category

Exclusive Good/Fair/Poor bands across all 100 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
1979
Material
Prestressed Concrete
Number of Spans
28
Structure Length
164.6 m (540 ft)
Deck Width
4.3 m (14 ft)
Owner
City/Municipal Highway Agency
Avg Daily Traffic
565 vehicles/day
Structure Number
0453

Condition Analysis

  • The deck (driving surface) is in fair condition (5/9), with minor deterioration that may require routine maintenance.
  • At 5/9, the superstructure (beams and supports above the deck) shows fair condition, with minor wear flagged for upkeep.
  • The substructure (piers and abutments) rates fair at 5/9, minor deterioration that routine maintenance should address.

How to read this record

This page shows what the last federal inspection recorded, not whether YOUNG ST/SAYLES ST 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 YOUNG ST/SAYLES ST against other structures in Ketchikan Gateway 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 YOUNG ST/SAYLES ST?

YOUNG ST/SAYLES ST in Ketchikan Gateway, Alaska has a deck rating of 5/9, superstructure rating of 5/9, and substructure rating of 5/9 on the FHWA's 0–9 scale.

How often is YOUNG ST/SAYLES ST inspected?

YOUNG ST/SAYLES 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 565 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. YOUNG ST/SAYLES ST is currently shown as Fair condition from its component ratings; that category is not a live closure or safety decision.

What is the inventory load rating for YOUNG ST/SAYLES ST?

YOUNG ST/SAYLES ST has an NBI inventory load rating of 3.1 metric tons.

Who is responsible for maintaining YOUNG ST/SAYLES ST?

YOUNG ST/SAYLES ST is owned and maintained by City/Municipal Highway Agency.

How old is YOUNG ST/SAYLES ST and does age affect safety?

YOUNG ST/SAYLES ST was built in 1979, making it 47 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.