US 54 E over Little Gravois CR
Miller County, Missouri · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- US 54 E over Little Gravois CR in Miller County, Missouri, is rated in good condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the superstructure, rated 7 (good condition) on the 0-9 scale.
- It was built in 1966 and reconstructed in 2016, making it 59 years old at the 2025 inventory.
- It carries about 7,947 vehicles a day (traffic count year 2024).
- Its listed owner is the state highway agency.
- It is one of 53 of the 142 inventoried bridges in Miller County rated good (37.3%); 16 (11.3%) are rated poor.
- Its traffic status in the 2025 inventory is open, no restriction (NBI item 41).
- Its condition class and component ratings are unchanged from the 2024 inventory.
- Its most recent inspection on record is dated December 2024, on a 12-month routine inspection cycle.
- It is coded scour critical (NBI item 113 = 3): scour critical: foundations unstable for the assessed or calculated scour.
- 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 → (38.23347, -92.62117)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 8 | 8 | Very good condition |
| Superstructure | 7 | 7 | Good condition |
| Substructure | 7 | 7 | Good condition |
Bridge details
| Structure | Continuous steel stringer or multi-beam girder |
| Length | about 211 ft |
| Location | S 7 T 40 N R 15 W |
| NBI structure number | 1367 |
| Condition class | Good |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | December 2024 |
| Inspection interval (item 91) | 12 months |
| Scour (item 113) | 3: scour critical: foundations unstable for the assessed or calculated scour |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Missouri department of transportation.
Busiest bridges in Miller County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| US 54 E over Dry Br | 1973 | 22,009 | Fair |
| US 54 E over Saline CR | 1973 | 14,647 | Fair |
| US 54 E over Cst Wilmore Ln | 2020 | 12,660 | Good |
| US 54 E over Osage Rvr | 2003 | 12,643 | Fair |
| US 54 W over Osage Rvr | 1966 | 12,534 | Fair |
| US 54 W over Cst Connector Rd | 2020 | 12,534 | Good |
All bridges nearby: Miller County, MO bridge conditions · every bridge in Miller County · Missouri bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.