FHWA NBI 2024 Inspection record Public-domain dataset

HOFFMAN MILL ROAD

Carrying HOFFMAN MILL ROAD over TRIBUTARY EAST OF BRANCH

.91 MI W - HOUCKSVILLE RD, Carroll, Maryland

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Good
46 t Inventory load rating

Bridge Snapshot: HOFFMAN MILL ROAD

The HOFFMAN MILL ROAD bridge in Carroll, Maryland carries HOFFMAN MILL ROAD over TRIBUTARY EAST OF BRANCH. It was built in 1974, making it 52 years old today. The structure is built primarily of concrete and spans 2 sections, stretching 8.5 meters (28 feet) end to end. Daily traffic averages 750 vehicles, placing it in the lower-traffic tier of Maryland bridges. It is owned and maintained by County Highway Agency.

The latest FHWA inspection records show culvert at 7/9. The weakest component sits in good condition. All reported major components score above the Poor range. Its NBI inventory load rating is 46.3 metric tons.

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

How HOFFMAN MILL ROAD compares

▼ 4.8
Load rating vs Maryland average (51.1 t)
Top 46%
Higher load rating than 54% of Maryland bridges
205
Bridges in Carroll · 11 in Poor condition
HOFFMAN MILL ROAD 46.3 t
Maryland average 51.1 t

Live comparison across Maryland.

Historical Sufficiency Rating

PlainBridge-computed
80.8 / 100 - historical 80–100 band
Structural adequacy /55
55.0
Serviceability /30
11.0
Essentiality /15
14.8
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 How the historical reference is calculated.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
46.3 t
NBI inventory level (metric tons)
Overall Condition
Good

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

Structural Details

Year Built
1974
Material
Concrete
Number of Spans
2
Structure Length
8.5 m (28 ft)
Deck Width
8.0 m (26 ft)
Owner
County Highway Agency
Avg Daily Traffic
750 vehicles/day
Structure Number
200000CL0376020

How to read this record

This page shows what the last federal inspection recorded, not whether HOFFMAN MILL 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 HOFFMAN MILL ROAD against other structures in Carroll and across Maryland. Maryland 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 HOFFMAN MILL ROAD?

HOFFMAN MILL ROAD in Carroll, Maryland on the FHWA's 0–9 scale.

How often is HOFFMAN MILL ROAD inspected?

HOFFMAN 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 750 vehicles per day.

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

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

HOFFMAN MILL ROAD has an NBI inventory load rating of 46.3 metric tons.

Who is responsible for maintaining HOFFMAN MILL ROAD?

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

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

HOFFMAN MILL ROAD was built in 1974, making it 52 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.