SR-37 over Big Walnut Creek
Delaware County, Ohio · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- SR-37 over Big Walnut Creek in Delaware County, Ohio, 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 1997, making it 28 years old at the 2025 inventory.
- It carries about 6,121 vehicles a day (traffic count year 2015).
- Its listed owner is the state highway agency.
- It is one of 183 of the 266 inventoried bridges in Delaware County rated good (68.8%); 9 (3.4%) 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 2023, 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 → (40.23598, -82.85176)
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 steel stringer or multi-beam girder |
| Length | about 210 ft |
| Location | 01.11 Miles E of Usr 36 |
| NBI structure number | 2101696 |
| Condition class | Good |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | May 2023 |
| Inspection interval (item 91) | 24 months |
| Scour (item 113) | 4: foundations stable, field review says exposed foundations need protection |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Ohio department of transportation.
Busiest bridges in Delaware County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| Ir-71 SB over Bale Kenyon Rd (TR107) | 2001 | 41,597 | Good |
| Ir-71 NB over over Bale-kenyon Rd TR10 | 2001 | 41,597 | Good |
| I-71 SB over Alum Creek | 1959 | 41,597 | Good |
| I-71 NB over Alum Creek | 1959 | 41,597 | Good |
| I-71 SB over over CR 21 (africa Rd.) | 1959 | 41,597 | Good |
| I-71 NB over CR 21 (africa Rd.) | 1959 | 41,597 | Good |
All bridges nearby: Delaware County, OH bridge conditions · every bridge in Delaware County · Ohio bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.