FHWA NBI 2024 Inspection record Public-domain dataset

ARLINGTON MILL RD

Carrying ARLINGTON MILL RD over TOWN BRANCH

0.1 MILE WEST OF MD 75, Frederick, Maryland

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Good
100 t Inventory load rating

Bridge Snapshot: ARLINGTON MILL RD

The ARLINGTON MILL RD bridge in Frederick, Maryland carries ARLINGTON MILL RD over TOWN BRANCH. It was built in 1997, making it 29 years old today. The structure is built primarily of steel and spans 2 sections, stretching 6.4 meters (21 feet) end to end. Daily traffic averages 125 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. None of this bridge's reported major components fall into the Poor condition range. Its NBI inventory load rating is 99.9 metric tons.

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

How ARLINGTON MILL RD compares

▲ 48.8
Load rating vs Maryland average (51.1 t)
Top 12%
Higher load rating than 88% of Maryland bridges
491
Bridges in Frederick · 13 in Poor condition
ARLINGTON MILL RD 99.9 t
Maryland average 51.1 t

Live comparison across Maryland.

Historical Sufficiency Rating

PlainBridge-computed
94.1 / 100 - historical 80–100 band
Structural adequacy /55
55.0
Serviceability /30
30.0
Essentiality /15
14.1
Special reductions
−5.0

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 How the historical reference is calculated.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
99.9 t
NBI inventory level (metric tons)
Overall Condition
Good

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

Structural Details

Year Built
1997
Material
Steel
Number of Spans
2
Structure Length
6.4 m (21 ft)
Owner
County Highway Agency
Avg Daily Traffic
125 vehicles/day
Structure Number
200000F-0813030

How to read this record

This page shows what the last federal inspection recorded, not whether ARLINGTON MILL RD 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 ARLINGTON MILL RD against other structures in Frederick 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 ARLINGTON MILL RD?

ARLINGTON MILL RD in Frederick, Maryland on the FHWA's 0–9 scale.

How often is ARLINGTON MILL RD inspected?

ARLINGTON MILL RD'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 125 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. ARLINGTON MILL RD 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 ARLINGTON MILL RD?

ARLINGTON MILL RD has an NBI inventory load rating of 99.9 metric tons.

Who is responsible for maintaining ARLINGTON MILL RD?

ARLINGTON MILL RD is owned and maintained by County Highway Agency.

How old is ARLINGTON MILL RD and does age affect safety?

ARLINGTON MILL RD was built in 1997, making it 29 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.