FHWA NBI 2024 Inspection record Public-domain dataset

PARKS HIGHWAY

Carrying PARKS HIGHWAY over DRY CREEK OVERFLOW

MILE POINT 213.7, Denali, Alaska

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Fair
34 t Inventory load rating

Bridge Snapshot: PARKS HIGHWAY

The PARKS HIGHWAY bridge in Denali, Alaska carries PARKS HIGHWAY over DRY CREEK OVERFLOW. It was built in 1965, making it 61 years old today. The structure is built primarily of steel and spans 3 sections, stretching 54.7 meters (179 feet) end to end. Daily traffic averages 1,640 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 6/9, superstructure at 7/9, substructure at 6/9. The weakest component sits in fair condition. None of this bridge's reported major components fall into the Poor condition range. Its NBI inventory load rating is 34.3 metric tons.

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

How PARKS HIGHWAY compares

▼ 0.5
Load rating vs Alaska average (34.8 t)
Top 41%
Higher load rating than 59% of Alaska bridges
11
Bridges in Denali
PARKS HIGHWAY 34.3 t
Alaska average 34.8 t

Live comparison across Alaska.

Historical Sufficiency Rating

PlainBridge-computed
74.0 / 100 - historical 50–79.9 band
Structural adequacy /55
55.0
Serviceability /30
24.0
Essentiality /15
0.0
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 How the historical reference is calculated.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
6/9
Fair (5–6)
Superstructure
7/9
Good (7–9)
Substructure
6/9
Fair (5–6)
Inventory Load Rating
34.3 t
NBI inventory level (metric tons)
Overall Condition
Fair

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

Structural Details

Year Built
1965
Material
Steel
Number of Spans
3
Structure Length
54.7 m (179 ft)
Deck Width
10.7 m (35 ft)
Owner
State Highway Agency
Avg Daily Traffic
1,640 vehicles/day
Structure Number
0852

Condition Analysis

  • At 6/9, the deck (driving surface) shows fair condition, with minor wear flagged for upkeep.
  • The superstructure (beams and supports above the deck) is in good condition (7/9), showing no significant deterioration.
  • The substructure (piers and abutments) is in fair condition (6/9), with minor deterioration that may require routine maintenance.

How to read this record

This page shows what the last federal inspection recorded, not whether PARKS 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 PARKS HIGHWAY against other structures in Denali 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 PARKS HIGHWAY?

PARKS HIGHWAY in Denali, Alaska has a deck rating of 6/9, superstructure rating of 7/9, and substructure rating of 6/9 on the FHWA's 0–9 scale.

How often is PARKS HIGHWAY inspected?

PARKS 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 1,640 vehicles per day.

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

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

PARKS HIGHWAY has an NBI inventory load rating of 34.3 metric tons.

Who is responsible for maintaining PARKS HIGHWAY?

PARKS HIGHWAY is owned and maintained by State Highway Agency.

How old is PARKS HIGHWAY and does age affect safety?

PARKS HIGHWAY was built in 1965, making it 61 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.