FHWA NBI 2024 Inspection record Public-domain dataset

UNGER ROAD

Carrying UNGER ROAD over GROVE CREEK

0.5 MI SW OF LEIT SMITH R, Washington, Maryland

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Fair
38 t Inventory load rating

Bridge Snapshot: UNGER ROAD

The UNGER ROAD bridge in Washington, Maryland carries UNGER ROAD over GROVE CREEK. It was built in 1830, making it 196 years old today. It was last reconstructed in 1997, extending its service life. The structure is built primarily of concrete and spans 2 sections, stretching 6.7 meters (22 feet) end to end. Daily traffic averages 194 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 6/9, substructure 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 37.6 metric tons.

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

How UNGER ROAD compares

▼ 13.5
Load rating vs Maryland average (51.1 t)
Bottom 34%
Lower load rating than 66% of Maryland bridges
301
Bridges in Washington · 9 in Poor condition
UNGER ROAD 37.6 t
Maryland average 51.1 t

Live comparison across Maryland.

Historical Sufficiency Rating

PlainBridge-computed
78.0 / 100 - historical 50–79.9 band
Structural adequacy /55
55.0
Serviceability /30
11.0
Essentiality /15
15.0
Special reductions
−3.0

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 How the historical reference is calculated.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

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

Structural Details

Year Built
1830
Last Reconstructed
1997
Material
Concrete
Number of Spans
2
Structure Length
6.7 m (22 ft)
Deck Width
3.9 m (13 ft)
Owner
County Highway Agency
Avg Daily Traffic
194 vehicles/day
Structure Number
200000W-2384010

Condition Analysis

  • At 6/9, the deck (driving surface) shows fair condition, with minor wear flagged for upkeep.
  • At 6/9, the superstructure (beams and supports above the deck) shows fair condition, with minor wear flagged for upkeep.
  • The substructure (piers and abutments) is in fair condition (6/9), with minor deterioration that may require routine maintenance.

How to read this record

This page shows what the last federal inspection recorded, not whether UNGER 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 UNGER ROAD 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 UNGER ROAD?

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

How often is UNGER ROAD inspected?

UNGER 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 194 vehicles per day.

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

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

UNGER ROAD has an NBI inventory load rating of 37.6 metric tons.

Who is responsible for maintaining UNGER ROAD?

UNGER ROAD is owned and maintained by County Highway Agency.

How old is UNGER ROAD and does age affect safety?

UNGER ROAD was built in 1830, making it 196 years old and last reconstructed in 1997.

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.