Sl 480 over US 277
Maverick County, Texas · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Sl 480 over US 277 in Maverick County, Texas, is rated in good condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the deck, rated 7 (good condition) on the 0-9 scale.
- It was built in 2010, making it 15 years old at the 2025 inventory.
- It carries about 3,610 vehicles a day (traffic count year 2013).
- Its listed owner is the state highway agency.
- It is one of 70 of the 122 inventoried bridges in Maverick County rated good (57.4%); 1 (0.8%) are rated poor.
- A good rating means every major component - deck, superstructure, substructure, or culvert - is rated 7 or higher on FHWA's 0-9 scale: no more than minor problems.
View this bridge on a map → (28.70583, -100.43183)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Deck | 7 | Good condition |
| Superstructure | 7 | Good condition |
| Substructure | 7 | Good condition |
Bridge details
| Structure | Prestressed concrete stringer or multi-beam girder |
| Length | about 1,430 ft |
| Location | at Jct US 277 & Sl 480 |
| NBI structure number | 221590030001025 |
| Condition class | Good |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Texas department of transportation.
Busiest bridges in Maverick County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| FM 1021 over Draw | 1987 | 26,483 | Good |
| FM 1021 over Draw | 1993 | 26,483 | Good |
| FM 1021 over Draw | 2001 | 26,483 | Good |
| US 277 over Seco Creek | 1939 | 22,829 | Good |
| FM 1021 over Draw | 1993 | 19,467 | Good |
| FM 1021 over Union Pacific RR & Draw | 2014 | 17,573 | Good |
All bridges nearby: Maverick County, TX bridge conditions · every bridge in Maverick County · Texas bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.