SR91 SB Tpk 186.4 over Outfall Ditch
Okeechobee County, Florida · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- SR91 SB Tpk 186.4 over Outfall Ditch in Okeechobee County, Florida, 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 1963 and reconstructed in 1990, making it 62 years old at the 2025 inventory.
- It carries about 18,350 vehicles a day (traffic count year 2022).
- It is one of 32 of the 67 inventoried bridges in Okeechobee County rated good (47.8%); 0 (0.0%) 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 → (27.61724, -80.83447)
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 slab |
| Length | about 82 ft |
| Location | 6.7 Mi S of SR 60 |
| NBI structure number | 910062 |
| Condition class | Good |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Florida department of transportation.
Busiest bridges in Okeechobee County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| SR-70 EB over CSX Railroad | 1996 | 30,500 | Good |
| SR-70 WB over CSX Railroad | 1996 | 30,500 | Good |
| SR-70 over Taylor Creek | 1983 | 29,000 | Good |
| SR91 SB Tpk 182.3 over Ft Drum Creek | 1963 | 18,350 | Good |
| SR91 NB Tpk 182.3 over Ft Drum Creek | 1963 | 18,350 | Good |
| SR91 SB Tpk 184.6 over Jim Green Creek | 1963 | 18,350 | Good |
All bridges nearby: Okeechobee County, FL bridge conditions · every bridge in Okeechobee County · Florida bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.