FHWA NBI 2024 Inspection record Public-domain dataset

COUNTY HWY F41

Carrying COUNTY HWY F41 over VAN ETTEN CREEK

1 MI S OF MIKADO, Alcona, Michigan

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Fair
35 t Inventory load rating

Bridge Snapshot: COUNTY HWY F41

The COUNTY HWY F41 bridge in Alcona, Michigan carries COUNTY HWY F41 over VAN ETTEN CREEK. It was built in 1956, making it 70 years old today. The structure is built primarily of concrete continuous and spans 2 sections, stretching 12.2 meters (40 feet) end to end. Daily traffic averages 2,770 vehicles, placing it in the moderately-trafficked tier of Michigan 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. None of this bridge's reported major components fall into the Poor condition range. Its NBI inventory load rating is 35.2 metric tons.

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

How COUNTY HWY F41 compares

▼ 6.5
Load rating vs Michigan average (41.7 t)
Bottom 42%
Lower load rating than 58% of Michigan bridges
8
Bridges in Alcona
COUNTY HWY F41 35.2 t
Michigan average 41.7 t

Live comparison across Michigan.

Historical Sufficiency Rating

PlainBridge-computed
97.7 / 100 - historical 80–100 band
Structural adequacy /55
55.0
Serviceability /30
30.0
Essentiality /15
12.7
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 How the historical reference is calculated.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
35.2 t
NBI inventory level (metric tons)
Overall Condition
Fair

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

Structural Details

Year Built
1956
Material
Concrete Continuous
Number of Spans
2
Structure Length
12.2 m (40 ft)
Owner
County Highway Agency
Avg Daily Traffic
2,770 vehicles/day
Structure Number
000000000000017

How to read this record

This page shows what the last federal inspection recorded, not whether COUNTY HWY F41 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 COUNTY HWY F41 against other structures in Alcona and across Michigan. Michigan 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 COUNTY HWY F41?

COUNTY HWY F41 in Alcona, Michigan on the FHWA's 0–9 scale.

How often is COUNTY HWY F41 inspected?

COUNTY HWY F41'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 2,770 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. COUNTY HWY F41 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 COUNTY HWY F41?

COUNTY HWY F41 has an NBI inventory load rating of 35.2 metric tons.

Who is responsible for maintaining COUNTY HWY F41?

COUNTY HWY F41 is owned and maintained by County Highway Agency.

How old is COUNTY HWY F41 and does age affect safety?

COUNTY HWY F41 was built in 1956, making it 70 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.