ROARING RIVER ROAD
Carrying ROARING RIVER ROAD over MIDDLE FORK BOISE RIVER
4.5 MI WSW DUTCH CR CABIN, Elmore, Idaho
Data updated May 2026
FHWA NBI record, refreshed with each annual release.
Bridge Snapshot: ROARING RIVER ROAD
The ROARING RIVER ROAD bridge in Elmore, Idaho carries ROARING RIVER ROAD over MIDDLE FORK BOISE RIVER. It was built in 1957, making it 69 years old today. The structure is built primarily of concrete and spans 3 sections, stretching 42.8 meters (140 feet) end to end. Daily traffic averages 20 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 7/9, superstructure at 7/9, substructure at 2/9. 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. Its NBI inventory load rating is 19.8 metric tons.
Sourced from the FHWA National Bridge Inventory. See our methodology for refresh cadence and NBI release vintage.
How ROARING RIVER 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 How the historical reference is calculated.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
- 1957
- Material
- Concrete
- Number of Spans
- 3
- Structure Length
- 42.8 m (140 ft)
- Deck Width
- 5.0 m (16 ft)
- Owner
- U.S. Forest Service
- Avg Daily Traffic
- 20 vehicles/day
- Structure Number
- 040201000001159
Location
Data Source
FHWA National Bridge Inventory (NBI).
FHWA NBI Program ↗Condition Analysis
- • At 7/9, the deck (driving surface) is in good shape and shows no significant wear.
- • The superstructure (beams and supports above the deck) is in good condition (7/9), showing no significant deterioration.
- • The substructure (piers and abutments) rates critical at 2/9, severe deterioration that needs urgent attention.
How to read this record
ROARING RIVER 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 ROARING RIVER 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 ROARING RIVER ROAD?
ROARING RIVER ROAD in Elmore, Idaho has a deck rating of 7/9, superstructure rating of 7/9, and substructure rating of 2/9 on the FHWA's 0–9 scale.
How often is ROARING RIVER ROAD inspected?
ROARING RIVER 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 20 vehicles per day.
What does “structurally deficient” mean in older bridge reports?
FHWA retired that reported status beginning with the 2018 archive. ROARING RIVER 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 ROARING RIVER ROAD?
ROARING RIVER ROAD has an NBI inventory load rating of 19.8 metric tons.
Who is responsible for maintaining ROARING RIVER ROAD?
ROARING RIVER ROAD is owned and maintained by U.S. Forest Service.
How old is ROARING RIVER ROAD and does age affect safety?
ROARING RIVER ROAD was built in 1957, making it 69 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.