Kilby Brake Road over West Ditch Lac
Humphreys County, Mississippi · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Kilby Brake Road over West Ditch Lac in Humphreys County, Mississippi, 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 1961, making it 64 years old at the 2025 inventory.
- It carries about 60 vehicles a day (traffic count year 2018).
- Its listed owner is the county highway agency.
- It is one of 38 of the 93 inventoried bridges in Humphreys County rated fair (40.9%); 4 (4.3%) 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 → (33.01734, -90.48749)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Deck | 6 | Satisfactory condition |
| Superstructure | 7 | Good condition |
| Substructure | 5 | Fair condition |
Bridge details
| Structure | Concrete channel beam |
| Length | about 134 ft |
| Location | Sec 34 T14N R 3W |
| NBI structure number | SA2700000000027 |
| Condition class | Fair |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Mississippi department of transportation.
Busiest bridges in Humphreys County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| US 49W over French Bayou | 2004 | 6,200 | Good |
| US 49W over Lower Auxiliary Channel | 2004 | 3,100 | Fair |
| US 49W over Lower Auxiliary Channel | 2004 | 3,100 | Good |
| US 49W over Atchafalaya Bayou | 2004 | 3,100 | Fair |
| US 49W over Atchafalaya Bayou | 2004 | 3,100 | Good |
| US 49W over Five Mile Lake | 2004 | 3,050 | Fair |
All bridges nearby: Humphreys County, MS bridge conditions · every bridge in Humphreys County · Mississippi bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.