FHWA NBI 2024 Inspection record Public-domain dataset

SMA 7563;OVERLAND

Carrying SMA 7563;OVERLAND over TEN MILE CREEK

1.0 S. 0.1 E. MERIDIAN, Ada, Idaho

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Fair
21 t Inventory load rating

Bridge Snapshot: SMA 7563;OVERLAND

The SMA 7563;OVERLAND bridge in Ada, Idaho carries SMA 7563;OVERLAND over TEN MILE CREEK. It was built in 1986, making it 40 years old today. The structure is built primarily of concrete and spans 2 sections, stretching 7.9 meters (26 feet) end to end. Daily traffic averages 24,000 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 culvert at 6/9. The weakest component sits in fair condition. All reported major components score above the Poor range. Its NBI inventory load rating is 20.9 metric tons.

Sourced from the FHWA National Bridge Inventory. See our methodology for refresh cadence and NBI release vintage.

How SMA 7563;OVERLAND compares

▼ 10.4
Load rating vs Idaho average (31.3 t)
Bottom 18%
Lower load rating than 82% of Idaho bridges
81
Bridges in Ada
SMA 7563;OVERLAND 20.9 t
Idaho average 31.3 t

Live comparison across Idaho.

Historical Sufficiency Rating

PlainBridge-computed
59.9 / 100 - historical 50–79.9 band
Structural adequacy /55
42.3
Serviceability /30
13.0
Essentiality /15
4.6
Special reductions
0

FHWA discontinued this calculated item; it does not determine current condition, funding eligibility, posting, or closure. How the historical reference is calculated.

Condition Ratings

Culvert
6/9
Fair (5–6)
Inventory Load Rating
20.9 t
NBI inventory level (metric tons)
Overall Condition
Fair

Full 0–9 scale + sufficiency-rating breakdown: how condition ratings work.

Structural Details

Year Built
1986
Material
Concrete
Number of Spans
2
Structure Length
7.9 m (26 ft)
Deck Width
34.4 m (113 ft)
Owner
County Highway Agency
Avg Daily Traffic
24,000 vehicles/day
Structure Number
000000000021890

How to read this record

This page shows what the last federal inspection recorded, not whether SMA 7563;OVERLAND 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 SMA 7563;OVERLAND 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 SMA 7563;OVERLAND?

SMA 7563;OVERLAND in Ada, Idaho on the FHWA's 0–9 scale.

How often is SMA 7563;OVERLAND inspected?

SMA 7563;OVERLAND'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 24,000 vehicles per day.

What does “structurally deficient” mean in older bridge reports?

FHWA retired that reported status beginning with the 2018 archive. SMA 7563;OVERLAND 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 SMA 7563;OVERLAND?

SMA 7563;OVERLAND has an NBI inventory load rating of 20.9 metric tons.

Who is responsible for maintaining SMA 7563;OVERLAND?

SMA 7563;OVERLAND is owned and maintained by County Highway Agency.

How old is SMA 7563;OVERLAND and does age affect safety?

SMA 7563;OVERLAND was built in 1986, making it 40 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.

Data sourced from the Federal Highway Administration National Bridge Inventory. See our methodology for details. Retrieved and formatted by PlainBridges

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.