E SCHROCK RD
Carrying E SCHROCK RD over TRIB TO MILLER CREEK
88-12-31-01-10, Black Hawk, Iowa
Data updated May 2026
FHWA NBI record, refreshed with each annual release.
Bridge Snapshot: E SCHROCK RD
The E SCHROCK RD bridge in Black Hawk, Iowa carries E SCHROCK RD over TRIB TO MILLER CREEK. It was built in 1938, making it 88 years old today. It was last reconstructed in 1996, extending its service life. The structure is built primarily of concrete continuous and spans 2 sections, stretching 7.3 meters (24 feet) end to end. Daily traffic averages 412 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 culvert at 7/9. The weakest component sits in good condition. No reported major component scores in the Poor range under the current federal condition thresholds. Its NBI inventory load rating is 22.5 metric tons.
Sourced from the FHWA National Bridge Inventory. See our methodology for refresh cadence and NBI release vintage.
How E SCHROCK RD 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 How the historical reference is calculated.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
- 1938
- Last Reconstructed
- 1996
- Material
- Concrete Continuous
- Number of Spans
- 2
- Structure Length
- 7.3 m (24 ft)
- Owner
- County Highway Agency
- Avg Daily Traffic
- 412 vehicles/day
- Structure Number
- 000000000075190
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 E SCHROCK 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 E SCHROCK 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 E SCHROCK RD?
E SCHROCK RD in Black Hawk, Iowa on the FHWA's 0–9 scale.
How often is E SCHROCK RD inspected?
E SCHROCK 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 412 vehicles per day.
What does “structurally deficient” mean in older bridge reports?
FHWA retired that reported status beginning with the 2018 archive. E SCHROCK 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 E SCHROCK RD?
E SCHROCK RD has an NBI inventory load rating of 22.5 metric tons.
Who is responsible for maintaining E SCHROCK RD?
E SCHROCK RD is owned and maintained by County Highway Agency.
How old is E SCHROCK RD and does age affect safety?
E SCHROCK RD was built in 1938, making it 88 years old and last reconstructed in 1996.
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.