Tram Road over Beaver Dam Bayou
Humphreys County, Mississippi · rated Poor in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Tram Road over Beaver Dam Bayou in Humphreys County, Mississippi, is rated in poor condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the substructure, rated 4 (poor condition) on the 0-9 scale.
- It was built in 1974, making it 51 years old at the 2025 inventory.
- It carries about 180 vehicles a day (traffic count year 2021).
- Its listed owner is the county highway agency.
- It is one of 4 of the 93 inventoried bridges in Humphreys County rated poor (4.3%); 4 (4.3%) 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 September 2024, on a 12-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 → (33.26339, -90.55944)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 6 | 6 | Satisfactory condition |
| Superstructure | 6 | 6 | Satisfactory condition |
| Substructure | 4 | 4 | Poor condition |
Bridge details
| Structure | Concrete channel beam |
| Length | about 55 ft |
| Location | Sec 1 T16N R 4W B |
| NBI structure number | SA2700000000083 |
| Condition class | Poor |
| Traffic status (item 41) | Posted for load |
| Last inspection (item 90) | September 2024 |
| Inspection interval (item 91) | 12 months |
| Scour (item 113) | U: unknown foundation, not evaluated for scour |
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.