US 40 over Antietam Creek
FairWashington County, Maryland · At Eastern Boulevard · Structure no. 100000210158010
- Built
- 1966
- 59 years old, rebuilt 2000
- Condition
- Fair
- inspected January 2024
- Type
- Stringer/Multi-beam or Girder
- Steel
- Length
- 226 ft
- 5 main spans
- Daily traffic
- 20,819
- 2023 count
- Owner
- State
- State Highway Agency
About this bridge
US 40 over Antietam Creek is a steel stringer/multi-beam or girder carrying US 40 over Antietam Creek in Washington County, Maryland. It was built in 1966 and reconstructed in 2000, so it is 59 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 6 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 20,819 vehicles a day, roughly 8% of them trucks, projected to reach 27,065 by 2043. The structure is 226 ft (68.9 m) long and 63 ft wide. If it were closed, the detour would be 1.2 mi (2 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 | 7 Good | Some minor problems. |
| Superstructure | 6 Satisfactory | Structural elements show some minor deterioration. |
| Substructure | 6 Satisfactory | Structural elements show some minor deterioration. |
| Channel and channel protection | 7 Good | Some minor problems. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was US 40 over Antietam Creek built?
It was built in 1966, making it 59 years old in 2025. It was reconstructed in 2000.
What condition is US 40 over Antietam Creek 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 January 2024.
How much traffic does US 40 over Antietam Creek carry?
About 20,819 vehicles per day (2023 count), of which roughly 8% are trucks.
How long is US 40 over Antietam Creek?
The structure is 226 ft (68.9 m) long with a longest span of 58 ft (17.7 m) and a deck 63 ft wide.
Who owns US 40 over Antietam Creek?
It is owned by the State Highway Agency.