State Line Road over US 24 Eb/wb
Allen County, Indiana · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- State Line Road over US 24 Eb/wb in Allen County, Indiana, is rated in good condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the deck, rated 8 (very good condition) on the 0-9 scale.
- It was built in 2009, making it 16 years old at the 2025 inventory.
- It carries about 214 vehicles a day (traffic count year 2024).
- Its listed owner is the state highway agency.
- It is one of 257 of the 615 inventoried bridges in Allen County rated good (41.8%); 45 (7.3%) 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 August 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 → (41.15351, -84.80353)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 8 | 8 | Very good condition |
| Superstructure | 8 | 8 | Very good condition |
| Substructure | 8 | 8 | Very good condition |
Bridge details
| Structure | Continuous prestressed concrete tee beam |
| Length | about 191 ft |
| Location | 02.42 E SR 101 |
| NBI structure number | 076538 |
| Condition class | Good |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | August 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 Allen County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| I-69 over Durnell Ditch | 1961 | 59,380 | Fair |
| I-469 over Martin Ditch | 1995 | 44,507 | Good |
| I-469 over Swift Ditch | 1995 | 44,507 | Fair |
| W Jefferson Blvd over Moorman Drain | 1948 | 38,000 | Fair |
| W Jefferson Blvd over Natural Drain | 1930 | 38,000 | Fair |
| I-69 over Graham Mccullough Dit #4 | 1964 | 36,360 | Good |
All bridges nearby: Allen County, IN bridge conditions · every bridge in Allen County · Indiana bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.