Hollow Rd over Long Br
Linn County, Missouri · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Hollow Rd over Long Br in Linn County, Missouri, 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 2006, making it 19 years old at the 2025 inventory.
- It carries about 25 vehicles a day (traffic count year 2024).
- Its listed owner is the county highway agency.
- It is one of 119 of the 313 inventoried bridges in Linn County rated good (38.0%); 56 (17.9%) 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 → (39.9434, -93.09465)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Deck | 8 | Very good condition |
| Superstructure | 9 | Excellent condition |
| Substructure | 9 | Excellent condition |
Bridge details
| Structure | Steel stringer or multi-beam girder |
| Length | about 90 ft |
| Location | S 11 T 59 N R 20 W |
| NBI structure number | 31665 |
| Condition class | Good |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Missouri department of transportation.
Busiest bridges in Linn County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| US 36 E over S Br of Muddy CR | 1961 | 13,161 | Fair |
| US 36 E over Lit Turkey CR | 1961 | 12,912 | Fair |
| US 36 E over Elk CR | 1955 | 11,581 | Fair |
| US 36 E over Van Dorsen CR | 1924 | 9,524 | Fair |
| US 36 E over Mussel Fk | 1951 | 9,524 | Fair |
| US 36 E over E Yellow CR | 1955 | 9,427 | Fair |
All bridges nearby: Linn County, MO bridge conditions · every bridge in Linn County · Missouri bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.