Route 154 over Ponset Brook
Middlesex County, Connecticut · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Route 154 over Ponset Brook in Middlesex County, Connecticut, 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 1987, making it 38 years old at the 2025 inventory.
- It carries about 5,400 vehicles a day (traffic count year 2019).
- Its listed owner is the state highway agency.
- It is one of 100 of the 309 inventoried bridges in Middlesex County rated good (32.4%); 13 (4.2%) 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 → (41.49697, -72.55708)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Culvert | 7 | Good condition |
Bridge details
| Structure | Concrete culvert |
| Length | about 34 ft |
| Location | 200 South of Route 81 |
| NBI structure number | 05534 |
| Condition class | Good |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Connecticut department of transportation.
Busiest bridges in Middlesex County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| Interstate-91 over Falls Brook | 1965 | 108,700 | Good |
| Interstate-91 NB over Mattabesset River | 1965 | 99,500 | Fair |
| Interstate-95 over Cow Hill Road | 1957 | 62,400 | Fair |
| Interstate-95 over Route 9 NB & I-95 Tr 816 | 1992 | 62,200 | Fair |
| Route 9 over Game Area Road | 1968 | 61,300 | Good |
| Interstate-95 over Indian Lake | 1957 | 59,800 | Fair |
All bridges nearby: Middlesex County, CT bridge conditions · every bridge in Middlesex County · Connecticut bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.