Rt H S over Pin Oak CR
Maries County, Missouri · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Rt H S over Pin Oak CR in Maries County, Missouri, is rated in fair condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the culvert, rated 5 (fair condition) on the 0-9 scale.
- It was built in 1949, making it 76 years old at the 2025 inventory.
- It carries about 664 vehicles a day (traffic count year 2024).
- Its listed owner is the state highway agency.
- It is one of 37 of the 69 inventoried bridges in Maries County rated fair (53.6%); 10 (14.5%) are rated poor.
- A fair rating means the lowest-rated major component scores 5 or 6 on FHWA's 0-9 scale: some deterioration or minor section loss, but the structure is sound. It is the middle class, not a warning.
View this bridge on a map → (38.11602, -91.64974)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Culvert | 5 | Fair condition |
Bridge details
| Structure | Continuous concrete culvert |
| Length | about 43 ft |
| Location | S 11 T 39 N R 7 W |
| NBI structure number | 9322 |
| Condition class | Fair |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Missouri department of transportation.
Busiest bridges in Maries County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| US 63 S over Gasconade Rvr | 1978 | 5,331 | Fair |
| Mo 68 E over Coppedge CR | 1975 | 2,868 | Fair |
| Mo 68 E over Coppedge Br | 1976 | 2,868 | Fair |
| Mo 28 E over Dry Fk CR | 2023 | 2,276 | Good |
| Mo 68 E over Lanes CR Fk | 1976 | 1,940 | Fair |
| Mo 28 E over Dry Fk CR | 2012 | 1,313 | Good |
All bridges nearby: Maries County, MO bridge conditions · every bridge in Maries County · Missouri bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.