Is 70 WB over US 40 Alt
FairWashington County, Maryland · 1.07 Miles West of US 40 · Structure no. 100000210121014
- Built
- 1965
- 60 years old
- Condition
- Fair
- inspected November 2023
- Type
- Stringer/Multi-beam or Girder
- Steel
- Length
- 184 ft
- 3 main spans
- Daily traffic
- 62,740
- 2009 count
- Owner
- State
- State Highway Agency
About this bridge
Is 70 WB over US 40 Alt is a steel stringer/multi-beam or girder carrying Is 70 WB over US 40 Alt in Washington County, Maryland. It was built in 1965, so it is 60 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 62,740 vehicles a day, roughly 8% of them trucks, projected to reach 42,488 by 2026. The structure is 184 ft (56.1 m) long and 42 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 | 5 Fair | All primary structural elements are sound but may have minor section loss, cracking, spalling or scour. |
| Superstructure | 6 Satisfactory | Structural elements show some minor deterioration. |
| Substructure | 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 Is 70 WB over US 40 Alt built?
It was built in 1965, making it 60 years old in 2025.
What condition is Is 70 WB over US 40 Alt 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 2023.
How much traffic does Is 70 WB over US 40 Alt carry?
About 62,740 vehicles per day (2009 count), of which roughly 8% are trucks.
How long is Is 70 WB over US 40 Alt?
The structure is 184 ft (56.1 m) long with a longest span of 90 ft (27.4 m) and a deck 42 ft wide.
Who owns Is 70 WB over US 40 Alt?
It is owned by the State Highway Agency.