Knauss Road over Beal Ditch 815
Crawford County, Ohio · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Knauss Road over Beal Ditch 815 in Crawford County, Ohio, 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 1969, making it 56 years old at the 2025 inventory.
- It carries about 86 vehicles a day (traffic count year 2015).
- Its listed owner is the county highway agency.
- It is one of 163 of the 221 inventoried bridges in Crawford County rated good (73.8%); 7 (3.2%) 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 November 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 → (40.73824, -83.07348)
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 | Steel stringer or multi-beam girder |
| Length | about 27 ft |
| Location | 2.5 Mi N. of SR 4 |
| NBI structure number | 1736329 |
| Condition class | Good |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | November 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 Ohio department of transportation.
Busiest bridges in Crawford County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| New US 30 over Trib.of Olentangy River | 2005 | 13,031 | Good |
| SR 598 over Olentangy River | 2014 | 11,919 | Good |
| SR 4 over Sandusky River | 1950 | 11,017 | Good |
| US 30 over Drainage Ditch | 2004 | 9,675 | Good |
| SR 19 over Olentangy River | 1993 | 8,400 | Good |
| New US 30 over over CSX Railroad | 2004 | 8,188 | Good |
All bridges nearby: Crawford County, OH bridge conditions · every bridge in Crawford County · Ohio bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.