FHWA NBI 2024 Inspection record Public-domain dataset

STEESE HIGHWAY

Carrying STEESE HIGHWAY over BOULDER CREEK

MILE POINT 120.8, Yukon-Koyukuk, Alaska

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Good
31 t Inventory load rating

Bridge Snapshot: STEESE HIGHWAY

The STEESE HIGHWAY bridge in Yukon-Koyukuk, Alaska carries STEESE HIGHWAY over BOULDER CREEK. It was built in 1971, making it 55 years old today. The structure is built primarily of steel and spans 1 section, stretching 15.7 meters (52 feet) end to end. Daily traffic averages 140 vehicles, placing it in the lower-traffic 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. Its NBI inventory load rating is 30.7 metric tons.

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

How STEESE HIGHWAY compares

▼ 4.1
Load rating vs Alaska average (34.8 t)
Bottom 42%
Lower load rating than 58% of Alaska bridges
34
Bridges in Yukon-Koyukuk · 6 in Poor condition
STEESE HIGHWAY 30.7 t
Alaska average 34.8 t

Live comparison across Alaska.

Historical Sufficiency Rating

PlainBridge-computed
93.0 / 100 - historical 80–100 band
Structural adequacy /55
54.3
Serviceability /30
30.0
Essentiality /15
13.7
Special reductions
−5.0

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 How the historical reference is calculated.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
7/9
Good (7–9)
Superstructure
7/9
Good (7–9)
Substructure
7/9
Good (7–9)
Inventory Load Rating
30.7 t
NBI inventory level (metric tons)
Overall Condition
Good

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

Structural Details

Year Built
1971
Material
Steel
Number of Spans
1
Structure Length
15.7 m (52 ft)
Deck Width
8.8 m (29 ft)
Owner
State Highway Agency
Avg Daily Traffic
140 vehicles/day
Structure Number
0832

Condition Analysis

  • The deck (driving surface) is in good condition (7/9), showing no significant deterioration.
  • At 7/9, the superstructure (beams and supports above the deck) is in good shape and shows no significant wear.
  • 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 STEESE HIGHWAY 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 STEESE HIGHWAY against other structures in Yukon-Koyukuk 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 STEESE HIGHWAY?

STEESE HIGHWAY in Yukon-Koyukuk, 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 STEESE HIGHWAY inspected?

STEESE HIGHWAY'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 140 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. STEESE HIGHWAY 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 STEESE HIGHWAY?

STEESE HIGHWAY has an NBI inventory load rating of 30.7 metric tons.

Who is responsible for maintaining STEESE HIGHWAY?

STEESE HIGHWAY is owned and maintained by State Highway Agency.

How old is STEESE HIGHWAY and does age affect safety?

STEESE HIGHWAY was built in 1971, making it 55 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.