US 77 NB over Bus 77 North
GoodCameron County, Texas · 1.00 MI S of FM 506 · Structure no. 210310032708027
- Built
- 1974
- 51 years old
- Condition
- Good
- inspected March 2023
- Type
- Stringer/Multi-beam or Girder
- Prestressed Concrete
- Length
- 190 ft
- 3 main spans
- Daily traffic
- 12,122
- 2023 count
- Owner
- State
- State Highway Agency
About this bridge
US 77 NB over Bus 77 North is a prestressed concrete stringer/multi-beam or girder carrying US 77 NB over Bus 77 North in Cameron County, Texas. It was built in 1974, so it is 51 years old, older than the Texas average of 44.4 years.
The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.
It carries about 12,122 vehicles a day, roughly 24% of them trucks, projected to reach 11,730 by 2031. The structure is 190 ft (57.9 m) long and 44 ft wide. If it were closed, the detour would be 1.2 mi (2 km).
Location
Open in Google MapsCondition and inspection
All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.
| Component | Rating | Meaning |
|---|---|---|
| Deck | 7 Good | Some minor problems. |
| Superstructure | 7 Good | Some minor problems. |
| Substructure | 7 Good | Some minor problems. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was US 77 NB over Bus 77 North built?
It was built in 1974, making it 51 years old in 2025.
What condition is US 77 NB over Bus 77 North in?
The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in March 2023.
How much traffic does US 77 NB over Bus 77 North carry?
About 12,122 vehicles per day (2023 count), of which roughly 24% are trucks.
How long is US 77 NB over Bus 77 North?
The structure is 190 ft (57.9 m) long with a longest span of 70 ft (21.3 m) and a deck 44 ft wide.
Who owns US 77 NB over Bus 77 North?
It is owned by the State Highway Agency.