FHWA NBI 2024 Inspection record Public-domain dataset

MINK HOLLOW ROAD

Carrying MINK HOLLOW ROAD over PATUXENT RIVER

HOWARD-MONTGOMERY CO LINE, Howard, Maryland

Inventory: FHWA NBI 2024 · last ETL August 2026

FHWA NBI record, refreshed with each annual release.

Fair
42 t Inventory load rating Lower than 58% of rated Maryland bridges

MINK HOLLOW ROAD in Howard, Maryland sits above 42% of rated Maryland bridges on inventory load rating (42 t), while its 1908 build year is earlier than 99% of Howard's recorded-year cohort (309 bridges).

MINK HOLLOW ROAD in Howard, Maryland is rated Fair in the FHWA's 2024 National Bridge Inventory. Built in 1908, it carries 3 rated components on the inspecting agency's 0-9 scale, and its weakest reported component scores 6. The lowest applicable rating sets the federal condition category, so this Fair result describes the weakest reported component rather than the structure as a whole. No NBI category is a closure decision or a live crossing-safety verdict.

NBI record plate

Structure MD:200000HO0027010

PRE-1950 · STEEL · SINGLE-SPAN · SUB-LED · ARTERIAL-ADT · HEAVY-LOAD · CAT-FAIR

  • PRE-1950 Pre-1950
  • STEEL Steel
  • SINGLE-SPAN Single span
  • SUB-LED Substructure-led
  • ARTERIAL-ADT Arterial ADT
  • HEAVY-LOAD Heavy load
  • CAT-FAIR Fair

Inspection-sheet codes from this record’s year, material family, spans, controlling component, ADT, inventory load, and NBI category, not a live closure verdict.

Bridge Snapshot: MINK HOLLOW ROAD

The MINK HOLLOW ROAD bridge in Howard, Maryland carries MINK HOLLOW ROAD over PATUXENT RIVER. It was built in 1908, making it 118 years old today. It was last reconstructed in 1983, extending its service life. The structure is built primarily of steel and spans 1 section, stretching 23.2 meters (76 feet) end to end. Daily traffic averages 1,209 vehicles, placing it in the moderately-trafficked 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. All reported major components score above the Poor range.

How MINK HOLLOW ROAD compares

▼ 8.4
Load rating vs Maryland average (50.1 t; 5,479 of 5,484 rated)
309
Bridges in Howard · 18 in Poor condition

Age against the county: built in 1908, earlier than 307 of Howard's 309 bridges with a recorded construction year (99%), against a county median build year of 1975. Age is not a defect on its own, but it is the population from which future Poor ratings are drawn.

MINK HOLLOW ROAD 41.7 t
Maryland average (5,479 of 5,484 rated) 50.1 t

Live comparison across Maryland bridges with a recorded inventory load rating (5,479 of 5,484 rated).

MINK HOLLOW ROAD vs every rated Maryland bridge

Inventory load rating (metric tons), FHWA NBI, this state

42 Top 58% higher than 42% of 5,479 bridges

rated Maryland bridges, bucketed by value

Each bar is a band; taller bars hold more bridges. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.

Source FHWA National Bridge Inventory · August 2026

Condition Ratings

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

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

Reported 0–9 component ratings from the FHWA NBI. The highlighted component is the lowest reported input to this record’s current condition category; it is not a closure or live crossing-safety decision.

Howard inventory by recorded NBI category

Exclusive Good/Fair/Poor bands across all 309 bridges in this county. Orthogonal to this structure's component profile above: a county catalog share, not a live crossing-safety verdict.

Structural Details

Year Built
1908
Last Reconstructed
1983
Material
Steel
Number of Spans
1
Structure Length
23.2 m (76 ft)
Deck Width
8.4 m (28 ft)
Owner
County Highway Agency
Avg Daily Traffic
1,209 vehicles/day
Structure Number
200000HO0027010

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.
  • The substructure (piers and abutments) rates fair at 6/9, minor deterioration that routine maintenance should address.

How to read this record

This page shows what the last federal inspection recorded, not whether MINK HOLLOW 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 MINK HOLLOW ROAD against other structures in Howard 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 MINK HOLLOW ROAD?

MINK HOLLOW ROAD in Howard, 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 MINK HOLLOW ROAD inspected?

MINK HOLLOW 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 1,209 vehicles per day.

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

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

MINK HOLLOW ROAD has an NBI inventory load rating of 41.7 metric tons.

Who is responsible for maintaining MINK HOLLOW ROAD?

MINK HOLLOW ROAD is owned and maintained by County Highway Agency.

How old is MINK HOLLOW ROAD and does age affect safety?

MINK HOLLOW ROAD was built in 1908, making it 118 years old and last reconstructed in 1983.

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

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Send this source-bounded record or download its data card. An NBI condition category is not a closure or live crossing-safety verdict.

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Every figure on PlainBridges is rendered directly from federal source data, no number is typed in by an editor. Component ratings, ADT, and condition category on this page are copied from the NBI record for this structure; no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of 2024 NBI release. NBI condition categories reflect the latest reported inventory record, not a live safety, closure, or travel decision.