I 90 WB over US 20 Jacobs Ladder Rd
Berkshire County, Massachusetts · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- I 90 WB over US 20 Jacobs Ladder Rd in Berkshire County, Massachusetts, is rated in fair condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the superstructure, rated 5 (fair condition) on the 0-9 scale.
- It was built in 1957 and reconstructed in 1986, making it 68 years old at the 2025 inventory.
- It carries about 13,590 vehicles a day (traffic count year 2021).
- Its listed owner is the state highway agency.
- It is one of 256 of the 450 inventoried bridges in Berkshire County rated fair (56.9%); 52 (11.6%) are rated poor.
- Its traffic status in the 2025 inventory is open, would be posted or closed except for temporary shoring or other temporary measures (NBI item 41).
- Its condition class and component ratings are unchanged from the 2024 inventory.
- Its most recent inspection on record is dated April 2023, on a 24-month routine inspection cycle.
- 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 → (42.26128, -73.1265)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 6 | 6 | Satisfactory condition |
| Superstructure | 5 | 5 | Fair condition |
| Substructure | 5 | 5 | Fair condition |
Bridge details
| Structure | Continuous steel stringer or multi-beam girder |
| Length | about 257 ft |
| Location | 0.5MI E Jct Rtes 20&8 B2 |
| NBI structure number | B030604G0DOTNBI |
| Condition class | Fair |
| Traffic status (item 41) | Open, would be posted or closed except for temporary shoring or other temporary measures |
| Last inspection (item 90) | April 2023 |
| Inspection interval (item 91) | 24 months |
| Scour (item 113) | N: not over a waterway |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Massachusetts department of transportation.
Busiest bridges in Berkshire County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| Hwy Holmes Rd over RR Hrr | 1977 | 79,829 | Good |
| Hwy Hubbard Ave over Water E Br Housatonic R | 1995 | 42,207 | Good |
| I 90 EB over Hwy West Rd | 1957 | 29,932 | Fair |
| I 90 WB over Hwy West Rd | 1957 | 29,932 | Fair |
| US 7 First St over RR CSX | 1900 | 29,800 | Fair |
| I 90 over Water Basin Pond Brook | 1957 | 29,416 | Fair |
All bridges nearby: Berkshire County, MA bridge conditions · every bridge in Berkshire County · Massachusetts bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.