Township Road 19 over Mannon Run
Guernsey County, Ohio · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Township Road 19 over Mannon Run in Guernsey 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 2009, making it 16 years old at the 2025 inventory.
- It carries about 324 vehicles a day (traffic count year 2015).
- Its listed owner is the county highway agency.
- It is one of 149 of the 353 inventoried bridges in Guernsey County rated good (42.2%); 34 (9.6%) 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 July 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 → (39.8972, -81.65532)
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 | Concrete frame |
| Length | about 21 ft |
| Location | Township Road 19 |
| NBI structure number | 3035859 |
| Condition class | Good |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | July 2024 |
| 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 Guernsey County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| SR 209 over SR 209 over I-70 | 1963 | 26,408 | Good |
| South Bound Ir 77 over Ir 77 over CR 35 | 1968 | 24,000 | Good |
| North Bound I-77 over I 77 over CR 35 | 1968 | 24,000 | Good |
| North Bound I-77 over NB Ir 77 over Spillway | 1968 | 24,000 | Good |
| I-70 West Bound over Ir 70 over Ohio Cent RR | 1965 | 20,673 | Fair |
| I-70 East Bound over Ir 70 over CSX RR | 1965 | 20,673 | Fair |
All bridges nearby: Guernsey County, OH bridge conditions · every bridge in Guernsey County · Ohio bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.