Carroll Mill Road over Benson Branch
FairPosted for loadHoward County, Maryland · 0.4 MI W Mt Albert Road · Structure no. 200000HO0023010
- Built
- 1960
- 65 years old, rebuilt 1965
- Condition
- Fair
- inspected November 2024
- Type
- Stringer/Multi-beam or Girder
- Steel
- Length
- 30 ft
- 1 main span
- Daily traffic
- 583
- 2024 count
- Owner
- County
- County Highway Agency
About this bridge
Carroll Mill Road over Benson Branch is a steel stringer/multi-beam or girder carrying Carroll Mill Road over Benson Branch in Howard County, Maryland. It was built in 1960 and reconstructed in 1965, so it is 65 years old, older than the Maryland average of 52.6 years.
The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for load restriction.
It carries about 583 vehicles a day, roughly 4% of them trucks, projected to reach 720 by 2044. The structure is 30 ft (9 m) long and 30 ft wide. If it were closed, the detour would be 6.2 mi (10 km).
Location
Open in Google MapsCondition and inspection
The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.
| Component | Rating | Meaning |
|---|---|---|
| Deck | 5 Fair | All primary structural elements are sound but may have minor section loss, cracking, spalling or scour. |
| Superstructure | 5 Fair | All primary structural elements are sound but may have minor section loss, cracking, spalling or scour. |
| Substructure | 6 Satisfactory | Structural elements show some minor deterioration. |
| Channel and channel protection | 6 Satisfactory | Structural elements show some minor deterioration. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was Carroll Mill Road over Benson Branch built?
It was built in 1960, making it 65 years old in 2025. It was reconstructed in 1965.
What condition is Carroll Mill Road over Benson Branch in?
The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in November 2024.
How much traffic does Carroll Mill Road over Benson Branch carry?
About 583 vehicles per day (2024 count), of which roughly 4% are trucks.
How long is Carroll Mill Road over Benson Branch?
The structure is 30 ft (9 m) long with a longest span of 25 ft (7.6 m) and a deck 30 ft wide.
Who owns Carroll Mill Road over Benson Branch?
It is owned by the County Highway Agency.