Mo 6 E over US 24
Marion County, Missouri · rated Poor in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Mo 6 E over US 24 in Marion County, Missouri, is rated in poor condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the superstructure, rated 3 (serious condition) on the 0-9 scale.
- It was built in 1968 and reconstructed in 2024, making it 57 years old at the 2025 inventory.
- It carries about 3,910 vehicles a day (traffic count year 2024).
- Its listed owner is the state highway agency.
- It is one of 17 of the 186 inventoried bridges in Marion County rated poor (9.1%); 17 (9.1%) are rated poor.
- Its traffic status in the 2025 inventory is open, no restriction (NBI item 41).
- It was rated fair in the 2024 inventory and is now poor (superstructure 5 to 3).
- Its most recent inspection on record is dated July 2024, on a 24-month routine inspection cycle.
- 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 → (39.91749, -91.52416)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 5 | 5 | Fair condition |
| Superstructure | 5 | 3 | Serious condition |
| Substructure | 6 | 6 | Satisfactory condition |
Bridge details
| Structure | Continuous steel stringer or multi-beam girder |
| Length | about 245 ft |
| Location | S 11 T 59 N R 6 W |
| NBI structure number | 1821 |
| Condition class | Poor |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | July 2024 |
| Inspection interval (item 91) | 24 months |
| Scour (item 113) | N: not over a waterway |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Missouri department of transportation.
Busiest bridges in Marion County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| US 61 S over Minnow CR | 1930 | 29,762 | Fair |
| US 24 E over Drain Dtch | 1928 | 19,835 | Fair |
| US 24 E over BNSF RR | 1992 | 19,828 | Good |
| Is 72 E over Rp US61S to IS72E Rp Is | 2000 | 19,756 | Good |
| US 61 S over James CR | 1930 | 19,001 | Fair |
| Is 72 E over Mississippi Rvr Cst 410 | 2000 | 17,638 | Poor |
All bridges nearby: Marion County, MO bridge conditions · every bridge in Marion County · Missouri bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.