FHWA NBI 2024 Inspection record Public-domain dataset

OWEN RD

Carrying OWEN RD over TRIB TO CRANE CREK

90-11-21-04-10, Black Hawk, Iowa

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Good
24 t Inventory load rating

Bridge Snapshot: OWEN RD

The OWEN RD bridge in Black Hawk, Iowa carries OWEN RD over TRIB TO CRANE CREK. It was built in 1992, making it 34 years old today. The structure is built primarily of steel and spans 1 section, stretching 13.1 meters (43 feet) end to end. Daily traffic averages 29 vehicles, placing it in the lower-traffic tier of Iowa 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 7/9. The weakest component sits in good condition. All reported major components score above the Poor range. Its NBI inventory load rating is 24.4 metric tons.

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

How OWEN RD compares

▼ 6.5
Load rating vs Iowa average (30.9 t)
Bottom 31%
Lower load rating than 69% of Iowa bridges
411
Bridges in Black Hawk · 24 in Poor condition
OWEN RD 24.4 t
Iowa average 30.9 t

Live comparison across Iowa.

Historical Sufficiency Rating

PlainBridge-computed
92.6 / 100 - historical 80–100 band
Structural adequacy /55
47.6
Serviceability /30
30.0
Essentiality /15
15.0
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 How the historical reference is calculated.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

Deck
7/9
Good (7–9)
Superstructure
7/9
Good (7–9)
Substructure
7/9
Good (7–9)
Inventory Load Rating
24.4 t
NBI inventory level (metric tons)
Overall Condition
Good

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

Structural Details

Year Built
1992
Material
Steel
Number of Spans
1
Structure Length
13.1 m (43 ft)
Deck Width
7.6 m (25 ft)
Owner
County Highway Agency
Avg Daily Traffic
29 vehicles/day
Structure Number
000000000076076

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.
  • The substructure (piers and abutments) is in good condition (7/9), showing no significant deterioration.

How to read this record

This page shows what the last federal inspection recorded, not whether OWEN 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 OWEN RD against other structures in Black Hawk 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 OWEN RD?

OWEN RD in Black Hawk, Iowa has a deck rating of 7/9, superstructure rating of 7/9, and substructure rating of 7/9 on the FHWA's 0–9 scale.

How often is OWEN RD inspected?

OWEN 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 29 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. OWEN RD 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 OWEN RD?

OWEN RD has an NBI inventory load rating of 24.4 metric tons.

Who is responsible for maintaining OWEN RD?

OWEN RD is owned and maintained by County Highway Agency.

How old is OWEN RD and does age affect safety?

OWEN RD was built in 1992, making it 34 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.