FHWA NBI 2024 Inspection record Public-domain dataset

PERSIMMON TREE ROA

Carrying PERSIMMON TREE ROA over CONGRESSIONAL CC UNDERPA

0.4 MI N OF I-495, Montgomery, Maryland

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Fair
52 t Inventory load rating

Bridge Snapshot: PERSIMMON TREE ROA

The PERSIMMON TREE ROA bridge in Montgomery, Maryland carries PERSIMMON TREE ROA over CONGRESSIONAL CC UNDERPA. It was built in 1977, making it 49 years old today. The structure is built primarily of steel, stretching 6.2 meters (20 feet) end to end. Daily traffic averages 2,685 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 culvert at 6/9. The weakest component sits in fair condition. All reported major components score above the Poor range. Its NBI inventory load rating is 51.7 metric tons.

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

How PERSIMMON TREE ROA compares

▲ 0.6
Load rating vs Maryland average (51.1 t)
Top 38%
Higher load rating than 62% of Maryland bridges
522
Bridges in Montgomery · 24 in Poor condition
PERSIMMON TREE ROA 51.7 t
Maryland average 51.1 t

Live comparison across Maryland.

Historical Sufficiency Rating

PlainBridge-computed
83.8 / 100 - historical 80–100 band
Structural adequacy /55
55.0
Serviceability /30
15.0
Essentiality /15
13.8
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 How the historical reference is calculated.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
6/9
Fair (5–6)
Inventory Load Rating
51.7 t
NBI inventory level (metric tons)
Overall Condition
Fair

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

Structural Details

Year Built
1977
Material
Steel
Structure Length
6.2 m (20 ft)
Owner
County Highway Agency
Avg Daily Traffic
2,685 vehicles/day
Structure Number
200000M-0298030

How to read this record

This page shows what the last federal inspection recorded, not whether PERSIMMON TREE ROA 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 PERSIMMON TREE ROA 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 PERSIMMON TREE ROA?

PERSIMMON TREE ROA in Montgomery, Maryland on the FHWA's 0–9 scale.

How often is PERSIMMON TREE ROA inspected?

PERSIMMON TREE ROA'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 2,685 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. PERSIMMON TREE ROA 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 PERSIMMON TREE ROA?

PERSIMMON TREE ROA has an NBI inventory load rating of 51.7 metric tons.

Who is responsible for maintaining PERSIMMON TREE ROA?

PERSIMMON TREE ROA is owned and maintained by County Highway Agency.

How old is PERSIMMON TREE ROA and does age affect safety?

PERSIMMON TREE ROA was built in 1977, making it 49 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.