FM 1399 over Flat Creek
Cass County, Texas · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- FM 1399 over Flat Creek in Cass County, Texas, is rated in good condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the substructure, rated 7 (good condition) on the 0-9 scale.
- It was built in 1996, making it 29 years old at the 2025 inventory.
- It carries about 142 vehicles a day (traffic count year 2020).
- Its listed owner is the state highway agency.
- It is one of 42 of the 145 inventoried bridges in Cass County rated good (29.0%); 1 (0.7%) 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 → (33.11883, -94.48373)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Deck | 8 | Very good condition |
| Superstructure | 8 | Very good condition |
| Substructure | 7 | Good condition |
Bridge details
| Structure | Prestressed concrete stringer or multi-beam girder |
| Length | about 160 ft |
| Location | 2.70 Mi NW of FM 995 |
| NBI structure number | 190340054608021 |
| Condition class | Good |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Texas department of transportation.
Busiest bridges in Cass County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| US 59 over Kennedy Branch | 1947 | 13,244 | Fair |
| US 59 over FM 3129 | 2015 | 13,244 | Fair |
| US 59 over Black Bayou | 1998 | 12,956 | Fair |
| US 59 over Johns Creek | 1997 | 9,653 | Fair |
| US 59 over Bowman Creek | 1955 | 9,567 | Fair |
| US 59 over Frazier Creek | 2003 | 9,567 | Fair |
All bridges nearby: Cass County, TX bridge conditions · every bridge in Cass County · Texas bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.