I-69 over Graham Mccullough Dit #4
Allen County, Indiana · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- I-69 over Graham Mccullough Dit #4 in Allen County, Indiana, is rated in good condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the culvert, rated 8 (very good condition) on the 0-9 scale.
- It was built in 1964 and reconstructed in 2018, making it 61 years old at the 2025 inventory.
- It carries about 36,360 vehicles a day (traffic count year 2019).
- 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.
- 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 → (40.98718, -85.2714)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Culvert | 8 | Very good condition |
Bridge details
| Structure | Culvert |
| Length | about 27 ft |
| Location | 03.20 S US 24 |
| NBI structure number | 040118 |
| Condition class | Good |
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 NB over Spy Run Creek | 1960 | 36,327 | 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.