RM 620 over Colorado River
FairTravis County, Texas · 4.1 MI W of FM 2222 · Structure no. 142270068302019
- Built
- 1995
- 30 years old
- Condition
- Fair
- inspected January 2023
- Type
- Stringer/Multi-beam or Girder
- Prestressed Concrete
- Length
- 3,220 ft
- 23 main spans
- Daily traffic
- 25,454
- 2023 count
- Owner
- State
- State Highway Agency
About this bridge
RM 620 over Colorado River is a prestressed concrete stringer/multi-beam or girder carrying RM 620 over Colorado River in Travis County, Texas. It was built in 1995, so it is 30 years old, younger 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 25,454 vehicles a day, roughly 4% of them trucks, projected to reach 42,118 by 2041. The structure is 3,220 ft (981.5 m) long and 80 ft wide. If it were closed, the detour would be 3.7 mi (6 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 | 7 Good | Some minor problems. |
| Substructure | 7 Good | Some minor problems. |
| Channel and channel protection | 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 RM 620 over Colorado River built?
It was built in 1995, making it 30 years old in 2025.
What condition is RM 620 over Colorado River 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 2023.
How much traffic does RM 620 over Colorado River carry?
About 25,454 vehicles per day (2023 count), of which roughly 4% are trucks.
How long is RM 620 over Colorado River?
The structure is 3,220 ft (981.5 m) long with a longest span of 140 ft (42.7 m) and a deck 80 ft wide.
Who owns RM 620 over Colorado River?
It is owned by the State Highway Agency.