BARBER FLAT ROAD
Carrying BARBER FLAT ROAD over NORTH FORK BOISE RIVER
25 MI EAST OF ID CITY, Elmore, Idaho
Data updated May 2026
FHWA NBI record, refreshed with each annual release.
Bridge Snapshot: BARBER FLAT ROAD
The BARBER FLAT ROAD bridge in Elmore, Idaho carries BARBER FLAT ROAD over NORTH FORK BOISE RIVER. It was built in 1959, making it 67 years old today. The structure is built primarily of steel continuous and spans 3 sections, stretching 44.2 meters (145 feet) end to end. Daily traffic averages 15 vehicles, placing it in the lower-traffic tier of Idaho bridges. It is owned and maintained by U.S. Forest Service.
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. Its NBI inventory load rating is 22.4 metric tons.
Sourced from the FHWA National Bridge Inventory. See our methodology for refresh cadence and NBI release vintage.
How BARBER FLAT ROAD compares
Live comparison across Idaho.
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 How the historical reference is calculated.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
- 1959
- Material
- Steel Continuous
- Number of Spans
- 3
- Structure Length
- 44.2 m (145 ft)
- Deck Width
- 4.6 m (15 ft)
- Owner
- U.S. Forest Service
- Avg Daily Traffic
- 15 vehicles/day
- Structure Number
- 040203000001190
Location
Data Source
FHWA National Bridge Inventory (NBI).
FHWA NBI Program ↗Condition Analysis
- • The deck (driving surface) is in fair condition (5/9), with minor deterioration that may require routine maintenance.
- • The superstructure (beams and supports above the deck) rates fair at 5/9, minor deterioration that routine maintenance should address.
- • 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 BARBER FLAT ROAD 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 BARBER FLAT ROAD against other structures in Elmore and across Idaho. Idaho 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 BARBER FLAT ROAD?
BARBER FLAT ROAD in Elmore, Idaho 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 BARBER FLAT ROAD inspected?
BARBER FLAT 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 15 vehicles per day.
What does “structurally deficient” mean in older bridge reports?
FHWA retired that reported status beginning with the 2018 archive. BARBER FLAT ROAD 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 BARBER FLAT ROAD?
BARBER FLAT ROAD has an NBI inventory load rating of 22.4 metric tons.
Who is responsible for maintaining BARBER FLAT ROAD?
BARBER FLAT ROAD is owned and maintained by U.S. Forest Service.
How old is BARBER FLAT ROAD and does age affect safety?
BARBER FLAT ROAD was built in 1959, making it 67 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.