FHWA NBI 2024 Inspection record Public-domain dataset

TANANA BRIDGE ROAD

Carrying TANANA BRIDGE ROAD over BOUNDRY SLOUGH

1.4 KM W-SW TANANA R BR, Fairbanks North Star, Alaska

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Poor

Bridge Snapshot: TANANA BRIDGE ROAD

The TANANA BRIDGE ROAD bridge in Fairbanks North Star, Alaska carries TANANA BRIDGE ROAD over BOUNDRY SLOUGH. It was built in 2012, making it 14 years old today. The structure is built primarily of steel and spans 3 sections, stretching 36.9 meters (121 feet) end to end. Daily traffic averages 10 vehicles, placing it in the lower-traffic tier of Alaska bridges. It is owned and maintained by NASA.

The latest FHWA inspection records show a deck rating of 3/9, superstructure at 7/9, substructure at 7/9. The weakest component sits in poor condition. At least one major component here scores 4 or below, which produces a Poor condition classification under FHWA's current reporting rules.

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

How TANANA BRIDGE ROAD compares

42
Bridges in Fairbanks North Star · 3 in Poor condition

Live comparison across Alaska.

Historical Sufficiency Rating

PlainBridge-computed
86.9 / 100 - historical 80–100 band
Structural adequacy /55
55.0
Serviceability /30
25.0
Essentiality /15
14.9
Special reductions
−8.0

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 How the historical reference is calculated.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
3/9
Poor (1–4)
Superstructure
7/9
Good (7–9)
Substructure
7/9
Good (7–9)
Overall Condition
Poor

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

Structural Details

Year Built
2012
Material
Steel
Number of Spans
3
Structure Length
36.9 m (121 ft)
Deck Width
9.1 m (30 ft)
Owner
NASA
Avg Daily Traffic
10 vehicles/day
Structure Number
DAPPACTFTBEEBEE

Condition Analysis

  • At 3/9, the deck (driving surface) is in poor shape, with advanced wear flagged for priority repair.
  • 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

TANANA BRIDGE ROAD is in the federal Poor condition category. That is a component-based result, not a closure order.

  • NBI condition ratings reflect the latest record in this annual dataset, not a live status. Current routine inspection intervals are risk-based.
  • Understand what Poor condition does and does not mean before drawing conclusions. Poor condition explained
  • Compare TANANA BRIDGE ROAD against other structures in Fairbanks North Star 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 TANANA BRIDGE ROAD?

TANANA BRIDGE ROAD in Fairbanks North Star, Alaska has a deck rating of 3/9, superstructure rating of 7/9, and substructure rating of 7/9 on the FHWA's 0–9 scale.

How often is TANANA BRIDGE ROAD inspected?

TANANA BRIDGE ROAD'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 10 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. TANANA BRIDGE ROAD is currently shown as Poor condition from its component ratings; that category is not a live closure or safety decision.

What is the inventory load rating for TANANA BRIDGE ROAD?

An inventory load rating is not recorded for TANANA BRIDGE ROAD.

Who is responsible for maintaining TANANA BRIDGE ROAD?

TANANA BRIDGE ROAD is owned and maintained by NASA.

How old is TANANA BRIDGE ROAD and does age affect safety?

TANANA BRIDGE ROAD was built in 2012, making it 14 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.