IH 635 WB over Dart RR & County Line RD
FairDallas County, Texas · 8.3 MI W of IH 35E · Structure no. 180570237407344
- Built
- 1979
- 46 years old, rebuilt 2021
- Condition
- Fair
- inspected August 2023
- Type
- Stringer/Multi-beam or Girder
- Prestressed Concrete
- Length
- 473 ft
- 6 main spans
- Daily traffic
- 46,882
- 2021 count
- Owner
- State
- State Highway Agency
About this bridge
IH 635 WB over Dart RR & County Line RD is a prestressed concrete stringer/multi-beam or girder carrying IH 635 WB over Dart RR & County Line RD in Dallas County, Texas. It was built in 1979 and reconstructed in 2021, so it is 46 years old, older than the Texas average of 44.4 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 46,882 vehicles a day, roughly 9% of them trucks, projected to reach 95,502 by 2040. The structure is 473 ft (144.2 m) long and 93 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 | 7 Good | Some minor problems. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was IH 635 WB over Dart RR & County Line RD built?
It was built in 1979, making it 46 years old in 2025. It was reconstructed in 2021.
What condition is IH 635 WB over Dart RR & County Line RD 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 August 2023.
How much traffic does IH 635 WB over Dart RR & County Line RD carry?
About 46,882 vehicles per day (2021 count), of which roughly 9% are trucks.
How long is IH 635 WB over Dart RR & County Line RD?
The structure is 473 ft (144.2 m) long with a longest span of 85 ft (25.9 m) and a deck 93 ft wide.
Who owns IH 635 WB over Dart RR & County Line RD?
It is owned by the State Highway Agency.