SR 73 over Ten Mile Creek
Calhoun County, Florida · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- SR 73 over Ten Mile Creek in Calhoun County, Florida, is rated in fair condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the deck, rated 6 (satisfactory condition) on the 0-9 scale.
- It was built in 1976, making it 49 years old at the 2025 inventory.
- It carries about 2,600 vehicles a day (traffic count year 2022).
- Its listed owner is the state highway agency.
- It is one of 36 of the 49 inventoried bridges in Calhoun County rated fair (73.5%); 2 (4.1%) 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 March 2023, on a 24-month routine inspection cycle.
- A fair rating means the lowest-rated major component scores 5 or 6 on FHWA's 0-9 scale: some deterioration or minor section loss, but the structure is sound. It is the middle class, not a warning.
View this bridge on a map → (30.50047, -85.20019)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 6 | 6 | Satisfactory condition |
| Superstructure | 7 | 7 | Good condition |
| Substructure | 7 | 7 | Good condition |
Bridge details
| Structure | Continuous prestressed concrete stringer or multi-beam girder |
| Length | about 228 ft |
| Location | 6.0 Miles North of SR20 |
| NBI structure number | 470044 |
| Condition class | Fair |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | March 2023 |
| Inspection interval (item 91) | 24 months |
| Scour (item 113) | 5: foundations stable, scour within the limits of the footing or piles |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Florida department of transportation.
Busiest bridges in Calhoun County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| SR20 over Sutton Creek | 1952 | 11,500 | Fair |
| SR20 over Johnny H Bailey Creek | 1997 | 10,531 | Fair |
| SR20 over Apalachicola Relief | 1997 | 10,531 | Good |
| SR20 over Chipola River | 2015 | 6,600 | Good |
| SR 20 over Commander Creek | 1940 | 6,200 | Good |
| SR20 over Hogpen Branch | 1939 | 6,200 | Good |
All bridges nearby: Calhoun County, FL bridge conditions · every bridge in Calhoun County · Florida bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.