Back Rd over Piscataquis River
Piscataquis County, Maine · rated Poor in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Back Rd over Piscataquis River in Piscataquis County, Maine, 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 1940, making it 85 years old at the 2025 inventory.
- It carries about 277 vehicles a day (traffic count year 2016).
- Its listed owner is the state highway agency.
- It is one of 17 of the 80 inventoried bridges in Piscataquis County rated poor (21.2%); 17 (21.2%) are rated poor.
- 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 → (45.18654, -69.44706)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Deck | 6 | Satisfactory condition |
| Superstructure | 5 | Fair condition |
| Substructure | 4 | Poor condition |
Bridge details
| Structure | Steel through truss |
| Length | about 100 ft |
| Location | 0.3 Mi E of Jct Rte 6 |
| NBI structure number | 3507 |
| Condition class | Poor |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Maine department of transportation.
Busiest bridges in Piscataquis County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| E Main St over Piscataquis River | 1912 | 10,496 | Poor |
| W Main St over Sebec River | 1931 | 6,037 | Poor |
| Main St over Sebec River | 1915 | 6,037 | Poor |
| Main St over Sebec River | 1915 | 6,037 | Poor |
| W Main St over Sebec River | 1924 | 6,037 | Fair |
| S Main St over Piscataquis River | 1954 | 5,955 | Fair |
All bridges nearby: Piscataquis County, ME bridge conditions · every bridge in Piscataquis County · Maine bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.