IRR BIA RTE 8PGH
Carrying IRR BIA RTE 8PGH over UNNAMED CREEK
15.4 Mi SE of Port Graha, Kenai Peninsula, Alaska
Data updated May 2026
FHWA NBI record, refreshed with each annual release.
Bridge Snapshot: IRR BIA RTE 8PGH
The IRR BIA RTE 8PGH bridge in Kenai Peninsula, Alaska carries IRR BIA RTE 8PGH over UNNAMED CREEK. It was built in 1997, making it 29 years old today. The structure is built primarily of wood or timber and spans 1 section, stretching 11.3 meters (37 feet) end to end. Daily traffic averages 5 vehicles, placing it in the lower-traffic tier of Alaska bridges. It is owned and maintained by Indian Tribal Government.
The latest FHWA inspection records show superstructure at 0/9, substructure at 4/9. The weakest component sits in critical condition. Because at least one major component scores 4 or lower, this bridge falls in FHWA's Poor condition category. That category is not a closure order.
Sourced from the FHWA National Bridge Inventory. See our methodology for refresh cadence and NBI release vintage.
How IRR BIA RTE 8PGH compares
Live comparison across Alaska.
Historical Sufficiency Rating
PlainBridge-computedFHWA discontinued this calculated item; it does not determine current condition, funding eligibility, posting, or closure. How the historical reference is calculated.
Condition Ratings
Full 0–9 scale + sufficiency-rating breakdown: how condition ratings work.
Structural Details
- Year Built
- 1997
- Material
- Wood or Timber
- Number of Spans
- 1
- Structure Length
- 11.3 m (37 ft)
- Deck Width
- 6.8 m (22 ft)
- Owner
- Indian Tribal Government
- Avg Daily Traffic
- 5 vehicles/day
- Structure Number
- 000000008PGH-39
Location
Data Source
FHWA National Bridge Inventory (NBI).
FHWA NBI Program ↗Condition Analysis
- • The superstructure (beams and supports above the deck) is in critical condition (0/9), with severe deterioration requiring urgent attention.
- • The substructure (piers and abutments) is in poor condition (4/9), showing advanced deterioration that may require priority repair.
How to read this record
IRR BIA RTE 8PGH 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 IRR BIA RTE 8PGH against other structures in Kenai Peninsula 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 IRR BIA RTE 8PGH?
IRR BIA RTE 8PGH in Kenai Peninsula, Alaska, superstructure rating of 0/9, and substructure rating of 4/9 on the FHWA's 0–9 scale.
How often is IRR BIA RTE 8PGH inspected?
IRR BIA RTE 8PGH'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 5 vehicles per day.
What does “structurally deficient” mean in older bridge reports?
FHWA retired that reported status beginning with the 2018 archive. IRR BIA RTE 8PGH 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 IRR BIA RTE 8PGH?
An inventory load rating is not recorded for IRR BIA RTE 8PGH.
Who is responsible for maintaining IRR BIA RTE 8PGH?
IRR BIA RTE 8PGH is owned and maintained by Indian Tribal Government.
How old is IRR BIA RTE 8PGH and does age affect safety?
IRR BIA RTE 8PGH was built in 1997, making it 29 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.
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.