FHWA NBI 2024 Inspection record Public-domain dataset

MCLEAN MILL ROAD

Carrying MCLEAN MILL ROAD over BIG DARBY CREEK

1.3MI EAST OF LONDON ROAD, Pickaway, Ohio

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Poor
26 t Inventory load rating

Bridge Snapshot: MCLEAN MILL ROAD

The MCLEAN MILL ROAD bridge in Pickaway, Ohio carries MCLEAN MILL ROAD over BIG DARBY CREEK. It was built in 1912, making it 114 years old today. It was last reconstructed in 1986, extending its service life. The structure is built primarily of steel and spans 2 sections, stretching 78.6 meters (258 feet) end to end. Daily traffic averages 210 vehicles, placing it in the lower-traffic tier of Ohio bridges. It is owned and maintained by County Highway Agency.

The latest FHWA inspection records show a deck rating of 4/9, superstructure at 3/9, substructure at 2/9. The weakest component sits in critical condition. At least one major component here scores 4 or below, which produces a Poor condition classification under FHWA's current reporting rules. Its NBI inventory load rating is 25.9 metric tons.

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

How MCLEAN MILL ROAD compares

▼ 11.6
Load rating vs Ohio average (37.5 t)
Bottom 13%
Lower load rating than 87% of Ohio bridges
224
Bridges in Pickaway · 5 in Poor condition
MCLEAN MILL ROAD 25.9 t
Ohio average 37.5 t

Live comparison across Ohio.

Historical Sufficiency Rating

PlainBridge-computed
25.9 / 100 - historical 20–49.9 band
Structural adequacy /55
0.0
Serviceability /30
11.3
Essentiality /15
14.6
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 How the historical reference is calculated.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

Deck
4/9
Poor (1–4)
Superstructure
3/9
Poor (1–4)
Substructure
2/9
Poor (1–4)
Inventory Load Rating
25.9 t
NBI inventory level (metric tons)
Overall Condition
Poor

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

Structural Details

Year Built
1912
Last Reconstructed
1986
Material
Steel
Number of Spans
2
Structure Length
78.6 m (258 ft)
Deck Width
5.3 m (17 ft)
Owner
County Highway Agency
Avg Daily Traffic
210 vehicles/day
Structure Number
6533167

Condition Analysis

  • The deck (driving surface) rates poor at 4/9, advanced deterioration that should be prioritized for repair.
  • The superstructure (beams and supports above the deck) rates poor at 3/9, advanced deterioration that should be prioritized for repair.
  • The substructure (piers and abutments) is in critical condition (2/9), with severe deterioration requiring urgent attention.

How to read this record

MCLEAN MILL ROAD is in the federal Poor condition category. That is a component-based result, not a closure order.

  • NBI condition ratings reflect the latest record in this annual dataset, not a live status. Current routine inspection intervals are risk-based.
  • Understand what Poor condition does and does not mean before drawing conclusions. Poor condition explained
  • Compare MCLEAN MILL ROAD against other structures in Pickaway and across Ohio. Ohio 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 MCLEAN MILL ROAD?

MCLEAN MILL ROAD in Pickaway, Ohio has a deck rating of 4/9, superstructure rating of 3/9, and substructure rating of 2/9 on the FHWA's 0–9 scale.

How often is MCLEAN MILL ROAD inspected?

MCLEAN MILL 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 210 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. MCLEAN MILL ROAD is currently shown as Poor condition from its component ratings; that category is not a live closure or safety decision.

What is the inventory load rating for MCLEAN MILL ROAD?

MCLEAN MILL ROAD has an NBI inventory load rating of 25.9 metric tons.

Who is responsible for maintaining MCLEAN MILL ROAD?

MCLEAN MILL ROAD is owned and maintained by County Highway Agency.

How old is MCLEAN MILL ROAD and does age affect safety?

MCLEAN MILL ROAD was built in 1912, making it 114 years old and last reconstructed in 1986.

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.