CLARA BARTON PARKW
Carrying CLARA BARTON PARKW over CLARA BARTON PARKWAY (SB
0.1 MILES WEST OF MACARTH, Montgomery, Maryland
Data updated May 2026
FHWA NBI record, refreshed with each annual release.
Bridge Snapshot: CLARA BARTON PARKW
The CLARA BARTON PARKW bridge in Montgomery, Maryland carries CLARA BARTON PARKW over CLARA BARTON PARKWAY (SB. It was built in 1959, making it 67 years old today. It was last reconstructed in 1995, extending its service life. The structure is built primarily of concrete and spans 1 section, stretching 429.5 meters (1409 feet) end to end. Daily traffic averages 40,057 vehicles, placing it in the heavily-trafficked tier of Maryland bridges. It is owned and maintained by National Park Service.
The latest FHWA inspection records show a deck rating of 4/9, superstructure at 5/9, substructure at 6/9. The weakest component sits in poor condition. A component scored 4 or below, placing this bridge in the federal Poor condition category rather than declaring it unsafe or closed. 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 CLARA BARTON PARKW compares
Live comparison across Maryland.
Historical Sufficiency Rating
PlainBridge-computedFHWA discontinued this calculated item; it does not determine current condition, funding eligibility, posting, or closure. How the historical reference is calculated.
Condition Ratings
Full 0–9 scale + sufficiency-rating breakdown: how condition ratings work.
Structural Details
- Year Built
- 1959
- Last Reconstructed
- 1995
- Material
- Concrete
- Number of Spans
- 1
- Structure Length
- 429.5 m (1409 ft)
- Deck Width
- 4.5 m (15 ft)
- Owner
- National Park Service
- Avg Daily Traffic
- 40,057 vehicles/day
- Structure Number
- 3300044P0000000
Location
Data Source
FHWA National Bridge Inventory (NBI).
FHWA NBI Program ↗Condition Analysis
- • At 4/9, the deck (driving surface) is in poor shape, with advanced wear flagged for priority repair.
- • At 5/9, the superstructure (beams and supports above the deck) shows fair condition, with minor wear flagged for upkeep.
- • At 6/9, the substructure (piers and abutments) shows fair condition, with minor wear flagged for upkeep.
How to read this record
CLARA BARTON PARKW is in the federal Poor condition category. That is a component-based result, not a closure order.
- NBI condition ratings reflect the latest record in this annual dataset, not a live status. Current routine inspection intervals are risk-based.
- Understand what Poor condition does and does not mean before drawing conclusions. Poor condition explained
- Compare CLARA BARTON PARKW 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 CLARA BARTON PARKW?
CLARA BARTON PARKW in Montgomery, Maryland has a deck rating of 4/9, superstructure rating of 5/9, and substructure rating of 6/9 on the FHWA's 0–9 scale.
How often is CLARA BARTON PARKW inspected?
CLARA BARTON PARKW'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 40,057 vehicles per day.
What does “structurally deficient” mean in older bridge reports?
FHWA retired that reported status beginning with the 2018 archive. CLARA BARTON PARKW is currently shown as Poor condition from its component ratings; that category is not a live closure or safety decision.
What is the inventory load rating for CLARA BARTON PARKW?
CLARA BARTON PARKW has an NBI inventory load rating of 99.9 metric tons.
Who is responsible for maintaining CLARA BARTON PARKW?
CLARA BARTON PARKW is owned and maintained by National Park Service.
How old is CLARA BARTON PARKW and does age affect safety?
CLARA BARTON PARKW was built in 1959, making it 67 years old and last reconstructed in 1995.
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.
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.