SMA3778;DRY CRK RD
Carrying SMA3778;DRY CRK RD over DRY CREEK
HIDDEN SPRINGS, Ada, Idaho
Inventory: FHWA NBI 2024 · last ETL August 2026
FHWA NBI record, refreshed with each annual release.
SMA3778;DRY CRK RD in Ada, Idaho sits above 32% of rated Idaho bridges on inventory load rating (26 t), while its 2006 build year is earlier than 20% of Ada's recorded-year cohort (299 bridges).
SMA3778;DRY CRK RD in Ada, Idaho is rated Fair in the FHWA's 2024 National Bridge Inventory. Built in 2006, it carries 1 rated component 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:000000000025757
POST-2000 · CONCRETE · SINGLE-SPAN · CULVERT-LED · ARTERIAL-ADT · STANDARD-LOAD · CAT-FAIR
- POST-2000 2000+
- CONCRETE Concrete
- SINGLE-SPAN Single span
- CULVERT-LED Culvert-led
- ARTERIAL-ADT Arterial ADT
- STANDARD-LOAD Standard 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: SMA3778;DRY CRK RD
The SMA3778;DRY CRK RD bridge in Ada, Idaho carries SMA3778;DRY CRK RD over DRY CREEK. It was built in 2006, making it 20 years old today. The structure is built primarily of concrete and spans 1 section, stretching 8.8 meters (29 feet) end to end. Daily traffic averages 1,600 vehicles, placing it in the moderately-trafficked tier of Idaho bridges. It is owned and maintained by County Highway Agency.
The latest FHWA inspection records show culvert at 6/9. The weakest component sits in fair condition. No reported major component scores in the Poor range under the current federal condition thresholds.
How SMA3778;DRY CRK RD compares
Age against the county: built in 2006, earlier than 60 of Ada's 299 bridges with a recorded construction year (20%), against a county median build year of 1991. This is one of the newer structures in its county.
Live comparison across Idaho bridges with a recorded inventory load rating (4,574 of 4,616 rated).
SMA3778;DRY CRK RD vs every rated Idaho bridge
Inventory load rating (metric tons), FHWA NBI, this state
26 Top 68% higher than 32% 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.
Ada inventory by recorded NBI category
Exclusive Good/Fair/Poor bands across all 299 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
- 2006
- Material
- Concrete
- Number of Spans
- 1
- Structure Length
- 8.8 m (29 ft)
- Deck Width
- 11.0 m (36 ft)
- Owner
- County Highway Agency
- Avg Daily Traffic
- 1,600 vehicles/day
- Structure Number
- 000000000025757
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 SMA3778;DRY CRK RD 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 SMA3778;DRY CRK RD against other structures in Ada 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 SMA3778;DRY CRK RD?
SMA3778;DRY CRK RD in Ada, Idaho on the FHWA's 0–9 scale.
How often is SMA3778;DRY CRK RD inspected?
SMA3778;DRY CRK RD'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 1,600 vehicles per day.
What does “structurally deficient” mean in older bridge reports?
FHWA retired that reported status beginning with the 2018 archive. SMA3778;DRY CRK RD 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 SMA3778;DRY CRK RD?
SMA3778;DRY CRK RD has an NBI inventory load rating of 26.3 metric tons.
Who is responsible for maintaining SMA3778;DRY CRK RD?
SMA3778;DRY CRK RD is owned and maintained by County Highway Agency.
How old is SMA3778;DRY CRK RD and does age affect safety?
SMA3778;DRY CRK RD was built in 2006, making it 20 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.
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.