EB IA 930
Carrying EB IA 930 over US 30
At Jct. U.S. 30, Boone, Iowa
Data updated May 2026
FHWA NBI record, refreshed with each annual release.
Bridge Snapshot: EB IA 930
The EB IA 930 bridge in Boone, Iowa carries EB IA 930 over US 30. It was built in 1972, making it 54 years old today. The structure is built primarily of steel continuous. Daily traffic averages 14,000 vehicles, placing it in the heavily-trafficked tier of Iowa bridges.
The latest FHWA inspection records show limited component ratings on file. The weakest component sits in unrated condition. All reported major components score above the Poor range.
Sourced from the FHWA National Bridge Inventory. See our methodology for refresh cadence and NBI release vintage.
How EB IA 930 compares
Live comparison across Iowa.
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 How the historical reference is calculated.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
- 1972
- Material
- Steel Continuous
- Avg Daily Traffic
- 14,000 vehicles/day
- Structure Number
- 000000000015225
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 EB IA 930 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 EB IA 930 against other structures in Boone and across Iowa. Iowa 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 EB IA 930?
EB IA 930 in Boone, Iowa on the FHWA's 0–9 scale.
How often is EB IA 930 inspected?
EB IA 930'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 14,000 vehicles per day.
What does “structurally deficient” mean in older bridge reports?
FHWA retired that reported status beginning with the 2018 archive. EB IA 930 is currently shown as unrated condition from its component ratings; that category is not a live closure or safety decision.
What is the inventory load rating for EB IA 930?
An inventory load rating is not recorded for EB IA 930.
Who is responsible for maintaining EB IA 930?
Ownership is not specified for EB IA 930 in the NBI.
How old is EB IA 930 and does age affect safety?
EB IA 930 was built in 1972, making it 54 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.