Shackelford Bridge over Lamine Rvr
Cooper County, Missouri · rated Poor in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Shackelford Bridge over Lamine Rvr in Cooper County, Missouri, is rated in poor condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the superstructure, rated 2 (critical condition) on the 0-9 scale.
- It was built in 1913, making it 112 years old at the 2025 inventory.
- It carries about 20 vehicles a day (traffic count year 2024).
- Its listed owner is the county highway agency.
- It is one of 6 of the 193 inventoried bridges in Cooper County rated poor (3.1%); 6 (3.1%) are rated poor.
- Its traffic status in the 2025 inventory is closed to all traffic (NBI item 41).
- Its condition class and component ratings are unchanged from the 2024 inventory.
- Its most recent inspection on record is dated December 2021, on a 24-month routine inspection cycle.
- It has fracture-critical members (NBI item 92A): steel tension members without a redundant load path, which get their own scheduled inspections.
- A poor rating means at least one major component - deck, superstructure, or substructure - is rated 4 or lower on FHWA's 0-9 scale. It does not by itself mean the bridge is unsafe; bridges judged unsafe are closed or load-restricted by their owners.
View this bridge on a map → (38.8921, -93.03341)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 4 | 4 | Poor condition |
| Superstructure | 2 | 2 | Critical condition |
| Substructure | 5 | 5 | Fair condition |
Bridge details
| Structure | Steel through truss |
| Length | about 231 ft |
| Location | S 32 T 48 N R 19 W |
| NBI structure number | 19097 |
| Condition class | Poor |
| Traffic status (item 41) | Closed to all traffic |
| Last inspection (item 90) | December 2021 |
| Inspection interval (item 91) | 24 months |
| Scour (item 113) | 8: foundations stable, scour above the top of the footing |
| Fracture critical (item 92A) | Yes |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Missouri department of transportation.
Busiest bridges in Cooper County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| Is 70 E over Martins Br | 1992 | 32,786 | Fair |
| Is 70 E over UP RR | 1958 | 18,223 | Good |
| Is 70 E over Missouri Rvr Katy Trail | 2024 | 18,223 | Good |
| Is 70 W over UP RR | 1958 | 18,016 | Fair |
| Is 70 E over Lamine Rvr | 1962 | 16,583 | Fair |
| Is 70 E over Chouteau CR | 1992 | 16,583 | Fair |
All bridges nearby: Cooper County, MO bridge conditions · every bridge in Cooper County · Missouri bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.