MCDONALD ROAD
Carrying MCDONALD ROAD over SHEBANG CREEK
5.3 N. 5.9 W. GRANGEVILLE, Idaho, Idaho
Inventory: FHWA NBI 2024 · last ETL August 2026
FHWA NBI record, refreshed with each annual release.
MCDONALD ROAD in Idaho, Idaho sits above 10% of rated Idaho bridges on inventory load rating (18 t), while its 1935 build year is earlier than 94% of Idaho's recorded-year cohort (215 bridges).
MCDONALD ROAD in Idaho, Idaho is rated Fair in the FHWA's 2024 National Bridge Inventory. Built in 1935, it carries 3 rated components on the inspecting agency's 0-9 scale, and its weakest reported component scores 6. The lowest applicable rating sets the federal condition category, so this Fair result describes the weakest reported component rather than the structure as a whole. No NBI category is a closure decision or a live crossing-safety verdict.
NBI record plate
Structure ID:000000000029205
PRE-1950 · STEEL · MULTI-SPAN · TIED-CTRL · TRACE-ADT · LIGHT-LOAD · CAT-FAIR
- PRE-1950 Pre-1950
- STEEL Steel
- MULTI-SPAN 2 spans
- TIED-CTRL Tied control
- TRACE-ADT Trace ADT
- LIGHT-LOAD Light load
- CAT-FAIR Fair
Inspection-sheet codes from this record’s year, material family, spans, controlling component, ADT, inventory load, and NBI category, not a live closure verdict.
Bridge Snapshot: MCDONALD ROAD
The MCDONALD ROAD bridge in Idaho, Idaho carries MCDONALD ROAD over SHEBANG CREEK. It was built in 1935, making it 91 years old today. It was last reconstructed in 1998, extending its service life. The structure is built primarily of steel continuous and spans 2 sections, stretching 8.8 meters (29 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 Other Local Agencies.
The latest FHWA inspection records show a deck rating of 6/9, superstructure at 6/9, substructure at 7/9. The weakest component sits in fair condition. No reported major component scores in the Poor range under the current federal condition thresholds.
How MCDONALD ROAD compares
Age against the county: built in 1935, earlier than 203 of Idaho's 215 bridges with a recorded construction year (94%), against a county median build year of 1968. Age is not a defect on its own, but it is the population from which future Poor ratings are drawn.
Live comparison across Idaho bridges with a recorded inventory load rating (4,574 of 4,616 rated).
MCDONALD ROAD vs every rated Idaho bridge
Inventory load rating (metric tons), FHWA NBI, this state
18 Top 90% higher than 10% of 4,574 bridges
rated Idaho bridges, bucketed by value
Each bar is a band; taller bars hold more bridges. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.
Source FHWA National Bridge Inventory · August 2026
Condition Ratings
Full 0–9 scale + sufficiency-rating breakdown: how condition ratings work.
Reported 0–9 component ratings from the FHWA NBI. The highlighted component is the lowest reported input to this record’s current condition category; it is not a closure or live crossing-safety decision.
Idaho inventory by recorded NBI category
Exclusive Good/Fair/Poor bands across all 215 bridges in this county. Orthogonal to this structure's component profile above: a county catalog share, not a live crossing-safety verdict.
Structural Details
- Year Built
- 1935
- Last Reconstructed
- 1998
- Material
- Steel Continuous
- Number of Spans
- 2
- Structure Length
- 8.8 m (29 ft)
- Deck Width
- 6.4 m (21 ft)
- Owner
- Other Local Agencies
- Avg Daily Traffic
- 20 vehicles/day
- Structure Number
- 000000000029205
Condition Analysis
- • At 6/9, the deck (driving surface) shows fair condition, with minor wear flagged for upkeep.
- • At 6/9, the superstructure (beams and supports above the deck) shows fair condition, with minor wear flagged for upkeep.
- • At 7/9, the substructure (piers and abutments) is in good shape and shows no significant wear.
Location
Data Source
FHWA National Bridge Inventory (NBI).
FHWA NBI Program ↗How to read this record
This page shows what the last federal inspection recorded, not whether MCDONALD 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 MCDONALD ROAD against other structures in Idaho 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 MCDONALD ROAD?
MCDONALD ROAD in Idaho, Idaho has a deck rating of 6/9, superstructure rating of 6/9, and substructure rating of 7/9 on the FHWA's 0–9 scale.
How often is MCDONALD ROAD inspected?
MCDONALD 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. MCDONALD 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 MCDONALD ROAD?
MCDONALD ROAD has an NBI inventory load rating of 18.1 metric tons.
Who is responsible for maintaining MCDONALD ROAD?
MCDONALD ROAD is owned and maintained by Other Local Agencies.
How old is MCDONALD ROAD and does age affect safety?
MCDONALD ROAD was built in 1935, making it 91 years old and last reconstructed in 1998.
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.
Share this inspection record
Send this source-bounded record or download its data card. An NBI condition category is not a closure or live crossing-safety verdict.
Every figure on PlainBridges is rendered directly from federal source data, no number is typed in by an editor. Component ratings, ADT, and condition category on this page are copied from the NBI record for this structure; no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of 2024 NBI release. NBI condition categories reflect the latest reported inventory record, not a live safety, closure, or travel decision.