US 181 over Sp Railroad
Wilson County, Texas · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- US 181 over Sp Railroad in Wilson County, Texas, is rated in good condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the superstructure, rated 7 (good condition) on the 0-9 scale.
- It was built in 1985, making it 40 years old at the 2025 inventory.
- It carries about 10,251 vehicles a day (traffic count year 2020).
- Its listed owner is the state highway agency.
- It is one of 80 of the 137 inventoried bridges in Wilson County rated good (58.4%); 3 (2.2%) are rated poor.
- Its traffic status in the 2025 inventory is open, no restriction (NBI item 41).
- Its condition class and component ratings are unchanged from the 2024 inventory.
- Its most recent inspection on record is dated July 2022, on a 48-month routine inspection cycle.
- 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 → (29.05773, -98.07487)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 8 | 8 | Very good condition |
| Superstructure | 7 | 7 | Good condition |
| Substructure | 7 | 7 | Good condition |
Bridge details
| Structure | Prestressed concrete stringer or multi-beam girder |
| Length | about 225 ft |
| Location | 1.05 Mi SE of FM 541 |
| NBI structure number | 152470010004109 |
| Condition class | Good |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | July 2022 |
| Inspection interval (item 91) | 48 months |
| Scour (item 113) | N: not over a waterway |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Texas department of transportation.
Busiest bridges in Wilson County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| US 181 over Sandpit Crk | 1936 | 23,140 | Good |
| US 181 over Lodi Branch | 1941 | 22,549 | Good |
| US 181 over Kicaster Creek | 1941 | 21,846 | Good |
| US 181 over Seguin Branch | 1941 | 21,846 | Fair |
| US 87 over Boeck Creek | 1926 | 13,369 | Fair |
| US 87 over Colibro Creek | 1956 | 13,369 | Good |
All bridges nearby: Wilson County, TX bridge conditions · every bridge in Wilson County · Texas bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.