CR 550S over US 41 Nb/sb
Gibson County, Indiana · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- CR 550S over US 41 Nb/sb in Gibson County, Indiana, 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 1997, making it 28 years old at the 2025 inventory.
- It carries about 102 vehicles a day (traffic count year 2004).
- Its listed owner is the state highway agency.
- It is one of 153 of the 366 inventoried bridges in Gibson County rated good (41.8%); 22 (6.0%) 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 May 2024, on a 24-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 → (38.27439, -87.56771)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 7 | 7 | Good condition |
| Superstructure | 7 | 7 | Good condition |
| Substructure | 7 | 7 | Good condition |
Bridge details
| Structure | Continuous prestressed concrete tee beam |
| Length | about 227 ft |
| Location | 01.49 N SR 168 |
| NBI structure number | 014458 |
| Condition class | Good |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | May 2024 |
| Inspection interval (item 91) | 24 months |
| Scour (item 113) | N: not over a waterway |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Indiana department of transportation.
Busiest bridges in Gibson County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| I-69 over Unt Barn Branch Creek | 2008 | 32,000 | Good |
| I-69 over Barn Branch Creek | 2008 | 32,000 | Good |
| SR 64SR 65 over Richland Creek | 1959 | 26,134 | Fair |
| US 41 over Lutz Creek | 1948 | 23,379 | Good |
| US 41 over Thurman Ditch | 1950 | 22,693 | Fair |
| I-69 over Unt Smith Fork | 2012 | 20,127 | Good |
All bridges nearby: Gibson County, IN bridge conditions · every bridge in Gibson County · Indiana bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.