FHWA NBI 2024 Inspection record Public-domain dataset

HUNTER MILL ROAD

Carrying HUNTER MILL ROAD over TRIBUTARY TO FIRST MINE

100 FT W OF VERNON ROAD, Baltimore, Maryland

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Fair
31 t Inventory load rating

Bridge Snapshot: HUNTER MILL ROAD

The HUNTER MILL ROAD bridge in Baltimore, Maryland carries HUNTER MILL ROAD over TRIBUTARY TO FIRST MINE. It was built in 1988, making it 38 years old today. The structure is built primarily of prestressed concrete and spans 1 section, stretching 7.7 meters (25 feet) end to end. Daily traffic averages 325 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 a deck rating of 7/9, superstructure at 7/9, substructure 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 31.3 metric tons.

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

How HUNTER MILL ROAD compares

▼ 19.8
Load rating vs Maryland average (51.1 t)
Bottom 15%
Lower load rating than 85% of Maryland bridges
787
Bridges in Baltimore · 23 in Poor condition
HUNTER MILL ROAD 31.3 t
Maryland average 51.1 t

Live comparison across Maryland.

Historical Sufficiency Rating

PlainBridge-computed
80.5 / 100 - historical 80–100 band
Structural adequacy /55
54.6
Serviceability /30
11.0
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 How the historical reference is calculated.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

Deck
7/9
Good (7–9)
Superstructure
7/9
Good (7–9)
Substructure
6/9
Fair (5–6)
Inventory Load Rating
31.3 t
NBI inventory level (metric tons)
Overall Condition
Fair

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

Structural Details

Year Built
1988
Material
Prestressed Concrete
Number of Spans
1
Structure Length
7.7 m (25 ft)
Deck Width
6.2 m (20 ft)
Owner
County Highway Agency
Avg Daily Traffic
325 vehicles/day
Structure Number
200000B-0121010

Condition Analysis

  • At 7/9, the deck (driving surface) is in good shape and shows no significant wear.
  • The superstructure (beams and supports above the deck) is in good condition (7/9), showing no significant deterioration.
  • At 6/9, 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 HUNTER 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 HUNTER MILL ROAD against other structures in Baltimore 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 HUNTER MILL ROAD?

HUNTER MILL ROAD in Baltimore, Maryland has a deck rating of 7/9, superstructure rating of 7/9, and substructure rating of 6/9 on the FHWA's 0–9 scale.

How often is HUNTER MILL ROAD inspected?

HUNTER 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 325 vehicles per day.

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

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

HUNTER MILL ROAD has an NBI inventory load rating of 31.3 metric tons.

Who is responsible for maintaining HUNTER MILL ROAD?

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

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

HUNTER MILL ROAD was built in 1988, making it 38 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.