FHWA NBI 2024 Inspection record Public-domain dataset

BEAVER ROAD

Carrying BEAVER ROAD over KAWKAWLIN RIVER

200 FT W OF FOUR MILE RD, Bay, Michigan

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Fair
23 t Inventory load rating

Bridge Snapshot: BEAVER ROAD

The BEAVER ROAD bridge in Bay, Michigan carries BEAVER ROAD over KAWKAWLIN RIVER. It was built in 1928, making it 98 years old today. The structure is built primarily of concrete and spans 1 section, stretching 18.2 meters (60 feet) end to end. Daily traffic averages 3,404 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 a deck rating of 5/9, superstructure at 5/9, substructure at 5/9. 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 23.0 metric tons.

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

How BEAVER ROAD compares

▼ 18.7
Load rating vs Michigan average (41.7 t)
Bottom 14%
Lower load rating than 86% of Michigan bridges
10
Bridges in Bay · 3 in Poor condition
BEAVER ROAD 23.0 t
Michigan average 41.7 t

Live comparison across Michigan.

Historical Sufficiency Rating

PlainBridge-computed
54.8 / 100 - historical 50–79.9 band
Structural adequacy /55
35.6
Serviceability /30
9.0
Essentiality /15
13.2
Special reductions
−3.0

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 How the historical reference is calculated.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
5/9
Fair (5–6)
Superstructure
5/9
Fair (5–6)
Substructure
5/9
Fair (5–6)
Inventory Load Rating
23.0 t
NBI inventory level (metric tons)
Overall Condition
Fair

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

Structural Details

Year Built
1928
Material
Concrete
Number of Spans
1
Structure Length
18.2 m (60 ft)
Deck Width
8.3 m (27 ft)
Owner
County Highway Agency
Avg Daily Traffic
3,404 vehicles/day
Structure Number
000000000000683

Condition Analysis

  • The deck (driving surface) is in fair condition (5/9), with minor deterioration that may require routine maintenance.
  • At 5/9, the superstructure (beams and supports above the deck) shows fair condition, with minor wear flagged for upkeep.
  • At 5/9, the substructure (piers and abutments) shows fair condition, with minor wear flagged for upkeep.

How to read this record

This page shows what the last federal inspection recorded, not whether BEAVER ROAD 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 BEAVER ROAD against other structures in Bay 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 BEAVER ROAD?

BEAVER ROAD in Bay, Michigan has a deck rating of 5/9, superstructure rating of 5/9, and substructure rating of 5/9 on the FHWA's 0–9 scale.

How often is BEAVER ROAD inspected?

BEAVER ROAD'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 3,404 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. BEAVER ROAD 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 BEAVER ROAD?

BEAVER ROAD has an NBI inventory load rating of 23.0 metric tons.

Who is responsible for maintaining BEAVER ROAD?

BEAVER ROAD is owned and maintained by County Highway Agency.

How old is BEAVER ROAD and does age affect safety?

BEAVER ROAD was built in 1928, making it 98 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.