FHWA NBI 2024 Inspection record Public-domain dataset

LINDSEY ROAD

Carrying LINDSEY ROAD over CASCO DRAIN

SEC 14-23 CASCO TWP, St. Clair, Michigan

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Good
33 t Inventory load rating

Bridge Snapshot: LINDSEY ROAD

The LINDSEY ROAD bridge in St. Clair, Michigan carries LINDSEY ROAD over CASCO DRAIN. It was built in 2013, making it 13 years old today. The structure is built primarily of steel and spans 2 sections, stretching 6.6 meters (22 feet) end to end. Daily traffic averages 480 vehicles, placing it in the lower-traffic tier of Michigan bridges. It is owned and maintained by County Highway Agency.

The latest FHWA inspection records show culvert at 8/9. The weakest component sits in good condition. None of this bridge's reported major components fall into the Poor condition range. Its NBI inventory load rating is 33.4 metric tons.

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

How LINDSEY ROAD compares

▼ 8.3
Load rating vs Michigan average (41.7 t)
Bottom 38%
Lower load rating than 62% of Michigan bridges
14
Bridges in St. Clair · 1 in Poor condition
LINDSEY ROAD 33.4 t
Michigan average 41.7 t

Live comparison across Michigan.

Historical Sufficiency Rating

PlainBridge-computed
99.9 / 100 - historical 80–100 band
Structural adequacy /55
55.0
Serviceability /30
30.0
Essentiality /15
14.9
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 How the historical reference is calculated.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
8/9
Good (7–9)
Inventory Load Rating
33.4 t
NBI inventory level (metric tons)
Overall Condition
Good

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

Structural Details

Year Built
2013
Material
Steel
Number of Spans
2
Structure Length
6.6 m (22 ft)
Owner
County Highway Agency
Avg Daily Traffic
480 vehicles/day
Structure Number
000000000010131

How to read this record

This page shows what the last federal inspection recorded, not whether LINDSEY 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 LINDSEY ROAD against other structures in St. Clair 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 LINDSEY ROAD?

LINDSEY ROAD in St. Clair, Michigan on the FHWA's 0–9 scale.

How often is LINDSEY ROAD inspected?

LINDSEY 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 480 vehicles per day.

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

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

LINDSEY ROAD has an NBI inventory load rating of 33.4 metric tons.

Who is responsible for maintaining LINDSEY ROAD?

LINDSEY ROAD is owned and maintained by County Highway Agency.

How old is LINDSEY ROAD and does age affect safety?

LINDSEY ROAD was built in 2013, making it 13 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.