Bunker Hill Rd over Trib of Lake CR
Pettis County, Missouri · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Bunker Hill Rd over Trib of Lake CR in Pettis County, Missouri, is rated in fair condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the substructure, rated 5 (fair condition) on the 0-9 scale.
- It was built in 1920, making it 105 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 110 of the 244 inventoried bridges in Pettis County rated fair (45.1%); 22 (9.0%) are rated poor.
- Its traffic status in the 2025 inventory is posted for load (NBI item 41).
- Its condition class and component ratings are unchanged from the 2024 inventory.
- Its most recent inspection on record is dated February 2024, on a 24-month routine inspection cycle.
- 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 → (38.56331, -93.08631)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 6 | 6 | Satisfactory condition |
| Superstructure | 6 | 6 | Satisfactory condition |
| Substructure | 5 | 5 | Fair condition |
Bridge details
| Structure | Steel stringer or multi-beam girder |
| Length | about 41 ft |
| Location | S 23 T 44 N R 20 W |
| NBI structure number | 20368 |
| Condition class | Fair |
| Traffic status (item 41) | Posted for load |
| Last inspection (item 90) | February 2024 |
| Inspection interval (item 91) | 24 months |
| Scour (item 113) | 7: scour countermeasures installed |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Missouri department of transportation.
Busiest bridges in Pettis County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| US 65 S over CR | 1962 | 22,023 | Fair |
| US 50 E over Brushy CR | 1954 | 14,635 | Fair |
| US 65 S over Brener CR | 1928 | 12,188 | Fair |
| US 65 S over Mo 765 | 1962 | 10,957 | Fair |
| US 65 S over Reids Br | 1964 | 9,477 | Fair |
| US 65 S over Sewer CR | 1962 | 9,304 | Fair |
All bridges nearby: Pettis County, MO bridge conditions · every bridge in Pettis County · Missouri bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.