Md 227 over Mill Swamp
FairCharles County, Maryland · 2.29 Miles West of Md 210 · Structure no. 100000080026020
- Built
- 1956
- 69 years old
- Condition
- Fair
- inspected May 2023
- Type
- Culvert
- Concrete
- Length
- 23 ft
- Daily traffic
- 5,611
- 2009 count
- Owner
- State
- State Highway Agency
About this bridge
Md 227 over Mill Swamp is a concrete culvert carrying Md 227 over Mill Swamp in Charles County, Maryland. It was built in 1956, so it is 69 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.
It carries about 5,611 vehicles a day, roughly 8% of them trucks, projected to reach 6,931 by 2026. The structure is 23 ft (6.9 m) long. If it were closed, the detour would be 9.9 mi (16 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 |
|---|---|---|
| Channel and channel protection | 6 Satisfactory | Structural elements show some minor deterioration. |
| Culvert | 5 Fair | All primary structural elements are sound but may have minor section loss, cracking, spalling or scour. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was Md 227 over Mill Swamp built?
It was built in 1956, making it 69 years old in 2025.
What condition is Md 227 over Mill Swamp 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 May 2023.
How much traffic does Md 227 over Mill Swamp carry?
About 5,611 vehicles per day (2009 count), of which roughly 8% are trucks.
How long is Md 227 over Mill Swamp?
The structure is 23 ft (6.9 m) long with a longest span of 11 ft (3.4 m).
Who owns Md 227 over Mill Swamp?
It is owned by the State Highway Agency.