UNION BRIDGE ROAD
Carrying UNION BRIDGE ROAD over CHERRY BRANCH
UNION BRIDGE ROAD, Carroll, Maryland
Inventory: FHWA NBI 2024 · last ETL August 2026
FHWA NBI record, refreshed with each annual release.
UNION BRIDGE ROAD in Carroll, Maryland sits above 78% of rated Maryland bridges on inventory load rating (63 t), while its 1990 build year is earlier than 17% of Carroll's recorded-year cohort (205 bridges).
UNION BRIDGE ROAD in Carroll, Maryland is rated Good in the FHWA's 2024 National Bridge Inventory. Built in 1990, it carries 1 rated component on the inspecting agency's 0-9 scale, and its weakest reported component scores 7. The lowest applicable rating sets the federal condition category, so this Good result describes the weakest reported component rather than the structure as a whole. No NBI category is a closure decision or a live crossing-safety verdict.
NBI record plate
Structure MD:200000CL0237030
LATE-CENTURY · STEEL · SHORT-BRIDGE · CULVERT-LED · ARTERIAL-ADT · HEAVY-LOAD · CAT-GOOD
- LATE-CENTURY 1980–1999
- STEEL Steel
- SHORT-BRIDGE 8.8 m
- CULVERT-LED Culvert-led
- ARTERIAL-ADT Arterial ADT
- HEAVY-LOAD Heavy load
- CAT-GOOD Good
Inspection-sheet codes from this record’s year, material family, spans, controlling component, ADT, inventory load, and NBI category, not a live closure verdict.
Bridge Snapshot: UNION BRIDGE ROAD
The UNION BRIDGE ROAD bridge in Carroll, Maryland carries UNION BRIDGE ROAD over CHERRY BRANCH. It was built in 1990, making it 36 years old today. The structure is built primarily of steel, stretching 8.8 meters (29 feet) end to end. Daily traffic averages 1,034 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 7/9. The weakest component sits in good condition. No reported major component scores in the Poor range under the current federal condition thresholds.
How UNION BRIDGE ROAD compares
Age against the county: built in 1990, earlier than 34 of Carroll's 205 bridges with a recorded construction year (17%), against a county median build year of 1974. This is one of the newer structures in its county.
Live comparison across Maryland bridges with a recorded inventory load rating (5,479 of 5,484 rated).
UNION BRIDGE ROAD vs every rated Maryland bridge
Inventory load rating (metric tons), FHWA NBI, this state
63 Top 22% higher than 78% of 5,479 bridges
rated Maryland bridges, bucketed by value
Each bar is a band; taller bars hold more bridges. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.
Source FHWA National Bridge Inventory · August 2026
Condition Ratings
Full 0–9 scale + sufficiency-rating breakdown: how condition ratings work.
Carroll inventory by recorded NBI category
Exclusive Good/Fair/Poor bands across all 205 bridges in this county. Orthogonal to this structure's component profile above: a county catalog share, not a live crossing-safety verdict.
Structural Details
- Year Built
- 1990
- Material
- Steel
- Structure Length
- 8.8 m (29 ft)
- Deck Width
- 10.1 m (33 ft)
- Owner
- County Highway Agency
- Avg Daily Traffic
- 1,034 vehicles/day
- Structure Number
- 200000CL0237030
Location
Data Source
FHWA National Bridge Inventory (NBI).
FHWA NBI Program ↗How to read this record
This page shows what the last federal inspection recorded, not whether UNION BRIDGE 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 UNION BRIDGE ROAD against other structures in Carroll 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 UNION BRIDGE ROAD?
UNION BRIDGE ROAD in Carroll, Maryland on the FHWA's 0–9 scale.
How often is UNION BRIDGE ROAD inspected?
UNION BRIDGE 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 1,034 vehicles per day.
What does “structurally deficient” mean in older bridge reports?
FHWA retired that reported status beginning with the 2018 archive. UNION BRIDGE 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 UNION BRIDGE ROAD?
UNION BRIDGE ROAD has an NBI inventory load rating of 62.6 metric tons.
Who is responsible for maintaining UNION BRIDGE ROAD?
UNION BRIDGE ROAD is owned and maintained by County Highway Agency.
How old is UNION BRIDGE ROAD and does age affect safety?
UNION BRIDGE ROAD was built in 1990, making it 36 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.
Share this inspection record
Send this source-bounded record or download its data card. An NBI condition category is not a closure or live crossing-safety verdict.
Every figure on PlainBridges is rendered directly from federal source data, no number is typed in by an editor. Component ratings, ADT, and condition category on this page are copied from the NBI record for this structure; no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of 2024 NBI release. NBI condition categories reflect the latest reported inventory record, not a live safety, closure, or travel decision.