FHWA NBI 2024 Inspection record Public-domain dataset

CORBETT ROAD

Carrying CORBETT ROAD over TRIBUTARY TO GUNPOWDER F

1.3 MILES EAST OF MD 45, Baltimore, Maryland

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Good
51 t Inventory load rating

Bridge Snapshot: CORBETT ROAD

The CORBETT ROAD bridge in Baltimore, Maryland carries CORBETT ROAD over TRIBUTARY TO GUNPOWDER F. It was built in 1920, making it 106 years old today. It was last reconstructed in 1989, extending its service life. The structure is built primarily of concrete continuous and spans 2 sections, stretching 16.8 meters (55 feet) end to end. Daily traffic averages 714 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 7/9, superstructure at 7/9, substructure at 7/9. The weakest component sits in good condition. All reported major components score above the Poor range. Its NBI inventory load rating is 50.8 metric tons.

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

How CORBETT ROAD compares

▼ 0.3
Load rating vs Maryland average (51.1 t)
Top 39%
Higher load rating than 61% of Maryland bridges
787
Bridges in Baltimore · 23 in Poor condition
CORBETT ROAD 50.8 t
Maryland average 51.1 t

Live comparison across Maryland.

Historical Sufficiency Rating

PlainBridge-computed
78.7 / 100 - historical 50–79.9 band
Structural adequacy /55
55.0
Serviceability /30
11.0
Essentiality /15
14.7
Special reductions
−2.0

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 How the historical reference is calculated.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
7/9
Good (7–9)
Superstructure
7/9
Good (7–9)
Substructure
7/9
Good (7–9)
Inventory Load Rating
50.8 t
NBI inventory level (metric tons)
Overall Condition
Good

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

Structural Details

Year Built
1920
Last Reconstructed
1989
Material
Concrete Continuous
Number of Spans
2
Structure Length
16.8 m (55 ft)
Deck Width
6.7 m (22 ft)
Owner
County Highway Agency
Avg Daily Traffic
714 vehicles/day
Structure Number
200000B-0192010

Condition Analysis

  • The deck (driving surface) rates good at 7/9, with no significant deterioration on file.
  • The superstructure (beams and supports above the deck) is in good condition (7/9), showing no significant deterioration.
  • The substructure (piers and abutments) is in good condition (7/9), showing no significant deterioration.

How to read this record

This page shows what the last federal inspection recorded, not whether CORBETT 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 CORBETT ROAD against other structures in Baltimore 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 CORBETT ROAD?

CORBETT ROAD in Baltimore, Maryland has a deck rating of 7/9, superstructure rating of 7/9, and substructure rating of 7/9 on the FHWA's 0–9 scale.

How often is CORBETT ROAD inspected?

CORBETT 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 714 vehicles per day.

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

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

CORBETT ROAD has an NBI inventory load rating of 50.8 metric tons.

Who is responsible for maintaining CORBETT ROAD?

CORBETT ROAD is owned and maintained by County Highway Agency.

How old is CORBETT ROAD and does age affect safety?

CORBETT ROAD was built in 1920, making it 106 years old and last reconstructed in 1989.

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.