H.G.Shirley Mem Hy over Glebe Road (route 120)
FairArlington County, Virginia · 00.27 Wcl Alex / 01.42 27 · Structure no. 000000000000261
- Built
- 1973
- 52 years old
- Condition
- Fair
- inspected April 2023
- Type
- Stringer/Multi-beam or Girder
- Steel Continuous
- Length
- 183 ft
- 2 main spans
- Daily traffic
- 176,778
- 2022 count
- Owner
- State
- State Highway Agency
About this bridge
H.G.Shirley Mem Hy over Glebe Road (route 120) is a steel continuous stringer/multi-beam or girder carrying H.G.Shirley Mem Hy over Glebe Road (route 120) in Arlington County, Virginia. It was built in 1973, so it is 52 years old, older than the Virginia average of 50.7 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 176,778 vehicles a day, roughly 1% of them trucks, projected to reach 197,107 by 2045. The structure is 183 ft (55.8 m) long and 170 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 | 6 Satisfactory | Structural elements show some minor deterioration. |
| Superstructure | 6 Satisfactory | Structural elements show some minor deterioration. |
| Substructure | 6 Satisfactory | Structural elements show some minor deterioration. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was H.G.Shirley Mem Hy over Glebe Road (route 120) built?
It was built in 1973, making it 52 years old in 2025.
What condition is H.G.Shirley Mem Hy over Glebe Road (route 120) 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 April 2023.
How much traffic does H.G.Shirley Mem Hy over Glebe Road (route 120) carry?
About 176,778 vehicles per day (2022 count), of which roughly 1% are trucks.
How long is H.G.Shirley Mem Hy over Glebe Road (route 120)?
The structure is 183 ft (55.8 m) long with a longest span of 92 ft (28 m) and a deck 170 ft wide.
Who owns H.G.Shirley Mem Hy over Glebe Road (route 120)?
It is owned by the State Highway Agency.