Route 1 over Mcrr (state RR)
Sagadahoc County, Maine · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Route 1 over Mcrr (state RR) in Sagadahoc County, Maine, 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 1957 and reconstructed in 1997, making it 68 years old at the 2025 inventory.
- It carries about 17,042 vehicles a day (traffic count year 2016).
- Its listed owner is the state highway agency.
- It is one of 40 of the 64 inventoried bridges in Sagadahoc County rated fair (62.5%); 6 (9.4%) 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 June 2024, on a 24-month routine inspection cycle.
- It has fracture-critical members (NBI item 92A): steel tension members without a redundant load path, which get their own scheduled inspections.
- 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 → (43.96174, -69.7253)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 6 | 6 | Satisfactory condition |
| Superstructure | 6 | 6 | Satisfactory condition |
| Substructure | 5 | 5 | Fair condition |
Bridge details
| Structure | Continuous steel girder and floorbeam |
| Length | about 154 ft |
| Location | 0.5 Mi W of Townline |
| NBI structure number | 2639 |
| Condition class | Fair |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | June 2024 |
| Inspection interval (item 91) | 24 months |
| Scour (item 113) | N: not over a waterway |
| Fracture critical (item 92A) | Yes |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Maine department of transportation.
Busiest bridges in Sagadahoc County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| Leeman Hwy over Kennebec River | 2000 | 23,982 | Good |
| Bypass Dr over Route 24 Middlesex Rd | 1997 | 22,360 | Good |
| Main St over M C RR & A Marsh | 2024 | 18,940 | Good |
| Route 196 over M.d.o.t. Railroad | 1996 | 18,815 | Fair |
| US 1 SB over Maine Central RR | 1966 | 17,833 | Fair |
| Route 1 over Neguasset Lake Outlet | 1957 | 17,780 | Fair |
All bridges nearby: Sagadahoc County, ME bridge conditions · every bridge in Sagadahoc County · Maine bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.