Four Mile Square R over Hall Stream
Somerset County, Maine · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Four Mile Square R over Hall Stream in Somerset County, Maine, is rated in good condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the culvert, rated 7 (good condition) on the 0-9 scale.
- It was built in 2009, making it 16 years old at the 2025 inventory.
- It carries about 67 vehicles a day (traffic count year 2016).
- Its listed owner is a town or township highway agency.
- It is one of 36 of the 173 inventoried bridges in Somerset County rated good (20.8%); 40 (23.1%) are rated poor.
- 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 → (44.85069, -70.02187)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Culvert | 7 | Good condition |
Bridge details
| Structure | Culvert |
| Length | about 47 ft |
| Location | .6MI N Rt 234 |
| NBI structure number | 1057 |
| Condition class | Good |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Maine department of transportation.
Busiest bridges in Somerset County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| Island Av over Kennebec River | 1976 | 21,774 | Fair |
| US2 & US201 over Kennebec River | 1976 | 18,813 | Fair |
| Bridge St over W Channel Kennebec River | 2003 | 13,343 | Good |
| Bridge St over C Channel Kennebec River | 2003 | 13,237 | Good |
| I 95 over Route 201 (skowhegan Rd) | 1960 | 12,470 | Fair |
| Oxbow Rd over Interstate 95 NB & SB | 1963 | 10,232 | Poor |
All bridges nearby: Somerset County, ME bridge conditions · every bridge in Somerset County · Maine bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.