STC 3856; FRANKLIN
Carrying STC 3856; FRANKLIN over FIVE MILE CREEK
IN MERIDIAN, Ada, Idaho
Data updated May 2026
FHWA NBI record, refreshed with each annual release.
Bridge Snapshot: STC 3856; FRANKLIN
The STC 3856; FRANKLIN bridge in Ada, Idaho carries STC 3856; FRANKLIN over FIVE MILE CREEK. It was built in 2004, making it 22 years old today. The structure is built primarily of concrete and spans 1 section, stretching 6.7 meters (22 feet) end to end. Daily traffic averages 23,500 vehicles, placing it in the heavily-trafficked tier of Idaho bridges. It is owned and maintained by County Highway Agency.
The latest FHWA inspection records show a deck rating of 7/9, superstructure at 7/9, substructure at 8/9. The weakest component sits in good condition. All reported major components score above the Poor range. Its NBI inventory load rating is 39.9 metric tons.
Sourced from the FHWA National Bridge Inventory. See our methodology for refresh cadence and NBI release vintage.
How STC 3856; FRANKLIN 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 How the historical reference is calculated.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
- 2004
- Material
- Concrete
- Number of Spans
- 1
- Structure Length
- 6.7 m (22 ft)
- Deck Width
- 31.1 m (102 ft)
- Owner
- County Highway Agency
- Avg Daily Traffic
- 23,500 vehicles/day
- Structure Number
- 000000000025998
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.
- • At 8/9, the substructure (piers and abutments) is in good shape and shows no significant wear.
How to read this record
This page shows what the last federal inspection recorded, not whether STC 3856; FRANKLIN 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 STC 3856; FRANKLIN 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 STC 3856; FRANKLIN?
STC 3856; FRANKLIN in Ada, Idaho has a deck rating of 7/9, superstructure rating of 7/9, and substructure rating of 8/9 on the FHWA's 0–9 scale.
How often is STC 3856; FRANKLIN inspected?
STC 3856; FRANKLIN'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 23,500 vehicles per day.
What does “structurally deficient” mean in older bridge reports?
FHWA retired that reported status beginning with the 2018 archive. STC 3856; FRANKLIN is currently shown as Good condition from its component ratings; that category is not a live closure or safety decision.
What is the inventory load rating for STC 3856; FRANKLIN?
STC 3856; FRANKLIN has an NBI inventory load rating of 39.9 metric tons.
Who is responsible for maintaining STC 3856; FRANKLIN?
STC 3856; FRANKLIN is owned and maintained by County Highway Agency.
How old is STC 3856; FRANKLIN and does age affect safety?
STC 3856; FRANKLIN was built in 2004, making it 22 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.