LITTLE TONOLOWAY A
Carrying LITTLE TONOLOWAY A over C&O CANAL
0.2 miles from Little Ton, Washington, Maryland
Data updated May 2026
FHWA NBI record, refreshed with each annual release.
Bridge Snapshot: LITTLE TONOLOWAY A
The LITTLE TONOLOWAY A bridge in Washington, Maryland carries LITTLE TONOLOWAY A over C&O CANAL. It was built in 1969, making it 57 years old today. It was last reconstructed in 2020, extending its service life. The structure is built primarily of steel and spans 1 section, stretching 12.8 meters (42 feet) end to end. Daily traffic averages 72 vehicles, placing it in the lower-traffic tier of Maryland bridges. It is owned and maintained by National Park Service.
The latest FHWA inspection records show a deck rating of 8/9, superstructure at 8/9, substructure 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 59.0 metric tons.
Sourced from the FHWA National Bridge Inventory. See our methodology for refresh cadence and NBI release vintage.
How LITTLE TONOLOWAY A 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 How the historical reference is calculated.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
- 1969
- Last Reconstructed
- 2020
- Material
- Steel
- Number of Spans
- 1
- Structure Length
- 12.8 m (42 ft)
- Deck Width
- 3.7 m (12 ft)
- Owner
- National Park Service
- Avg Daily Traffic
- 72 vehicles/day
- Structure Number
- 3100011P0000000
Location
Data Source
FHWA National Bridge Inventory (NBI).
FHWA NBI Program ↗Condition Analysis
- • The deck (driving surface) is in good condition (8/9), showing no significant deterioration.
- • The superstructure (beams and supports above the deck) rates good at 8/9, with no significant deterioration on file.
- • The substructure (piers and abutments) rates good at 7/9, with no significant deterioration on file.
How to read this record
This page shows what the last federal inspection recorded, not whether LITTLE TONOLOWAY A 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 LITTLE TONOLOWAY A against other structures in Washington 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 LITTLE TONOLOWAY A?
LITTLE TONOLOWAY A in Washington, Maryland has a deck rating of 8/9, superstructure rating of 8/9, and substructure rating of 7/9 on the FHWA's 0–9 scale.
How often is LITTLE TONOLOWAY A inspected?
LITTLE TONOLOWAY A'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 72 vehicles per day.
What does “structurally deficient” mean in older bridge reports?
FHWA retired that reported status beginning with the 2018 archive. LITTLE TONOLOWAY A 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 LITTLE TONOLOWAY A?
LITTLE TONOLOWAY A has an NBI inventory load rating of 59.0 metric tons.
Who is responsible for maintaining LITTLE TONOLOWAY A?
LITTLE TONOLOWAY A is owned and maintained by National Park Service.
How old is LITTLE TONOLOWAY A and does age affect safety?
LITTLE TONOLOWAY A was built in 1969, making it 57 years old and last reconstructed in 2020.
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.