FHWA NBI 2024 Inspection record Public-domain dataset

BRIGHTON DAM ROAD

Carrying BRIGHTON DAM ROAD over REDDY BRANCH

0.9 MI E OF JCT SR 97, Montgomery, Maryland

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Fair
57 t Inventory load rating

Bridge Snapshot: BRIGHTON DAM ROAD

The BRIGHTON DAM ROAD bridge in Montgomery, Maryland carries BRIGHTON DAM ROAD over REDDY BRANCH. It was built in 1910, making it 116 years old today. It was last reconstructed in 1975, extending its service life. The structure is built primarily of steel and spans 1 section, stretching 8.5 meters (28 feet) end to end. Daily traffic averages 743 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 6/9, superstructure at 5/9, substructure at 6/9. The weakest component sits in fair condition. No reported major component scores in the Poor range under the current federal condition thresholds. Its NBI inventory load rating is 56.7 metric tons.

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

How BRIGHTON DAM ROAD compares

▲ 5.6
Load rating vs Maryland average (51.1 t)
Top 31%
Higher load rating than 69% of Maryland bridges
522
Bridges in Montgomery · 24 in Poor condition
BRIGHTON DAM ROAD 56.7 t
Maryland average 51.1 t

Live comparison across Maryland.

Historical Sufficiency Rating

PlainBridge-computed
73.7 / 100 - historical 50–79.9 band
Structural adequacy /55
45.0
Serviceability /30
15.2
Essentiality /15
14.5
Special reductions
−1.0

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 How the historical reference is calculated.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
6/9
Fair (5–6)
Superstructure
5/9
Fair (5–6)
Substructure
6/9
Fair (5–6)
Inventory Load Rating
56.7 t
NBI inventory level (metric tons)
Overall Condition
Fair

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

Structural Details

Year Built
1910
Last Reconstructed
1975
Material
Steel
Number of Spans
1
Structure Length
8.5 m (28 ft)
Deck Width
7.5 m (25 ft)
Owner
County Highway Agency
Avg Daily Traffic
743 vehicles/day
Structure Number
200000M-0117010

Condition Analysis

  • The deck (driving surface) rates fair at 6/9, minor deterioration that routine maintenance should address.
  • The superstructure (beams and supports above the deck) rates fair at 5/9, minor deterioration that routine maintenance should address.
  • 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 BRIGHTON DAM 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 BRIGHTON DAM ROAD against other structures in Montgomery 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 BRIGHTON DAM ROAD?

BRIGHTON DAM ROAD in Montgomery, Maryland has a deck rating of 6/9, superstructure rating of 5/9, and substructure rating of 6/9 on the FHWA's 0–9 scale.

How often is BRIGHTON DAM ROAD inspected?

BRIGHTON DAM 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 743 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. BRIGHTON DAM 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 BRIGHTON DAM ROAD?

BRIGHTON DAM ROAD has an NBI inventory load rating of 56.7 metric tons.

Who is responsible for maintaining BRIGHTON DAM ROAD?

BRIGHTON DAM ROAD is owned and maintained by County Highway Agency.

How old is BRIGHTON DAM ROAD and does age affect safety?

BRIGHTON DAM ROAD was built in 1910, making it 116 years old and last reconstructed in 1975.

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.