FHWA NBI 2024 Inspection record Public-domain dataset

MAIN STREET

Carrying MAIN STREET over ENGLISH CREEK

0.8 mi. S of Jct. SR F67, Iowa, Iowa

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Good
23 t Inventory load rating

Bridge Snapshot: MAIN STREET

The MAIN STREET bridge in Iowa, Iowa carries MAIN STREET over ENGLISH CREEK. It was built in 1987, making it 39 years old today. The structure is built primarily of concrete continuous and spans 2 sections, stretching 6.7 meters (22 feet) end to end. Daily traffic averages 1,120 vehicles, placing it in the moderately-trafficked tier of Iowa bridges. It is owned and maintained by State 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 23.0 metric tons.

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

How MAIN STREET compares

▼ 7.9
Load rating vs Iowa average (30.9 t)
Bottom 29%
Lower load rating than 71% of Iowa bridges
189
Bridges in Iowa · 40 in Poor condition
MAIN STREET 23.0 t
Iowa average 30.9 t

Live comparison across Iowa.

Historical Sufficiency Rating

PlainBridge-computed
90.6 / 100 - historical 80–100 band
Structural adequacy /55
45.6
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 How the historical reference is calculated.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

Culvert
7/9
Good (7–9)
Inventory Load Rating
23.0 t
NBI inventory level (metric tons)
Overall Condition
Good

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

Structural Details

Year Built
1987
Material
Concrete Continuous
Number of Spans
2
Structure Length
6.7 m (22 ft)
Owner
State Highway Agency
Avg Daily Traffic
1,120 vehicles/day
Structure Number
000000000605885

How to read this record

This page shows what the last federal inspection recorded, not whether MAIN STREET 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 MAIN STREET against other structures in Iowa 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 MAIN STREET?

MAIN STREET in Iowa, Iowa on the FHWA's 0–9 scale.

How often is MAIN STREET inspected?

MAIN STREET'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 1,120 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. MAIN STREET 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 MAIN STREET?

MAIN STREET has an NBI inventory load rating of 23.0 metric tons.

Who is responsible for maintaining MAIN STREET?

MAIN STREET is owned and maintained by State Highway Agency.

How old is MAIN STREET and does age affect safety?

MAIN STREET was built in 1987, making it 39 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.