Bridge conditions in Windsor County, Vermont
483 inventoried bridges · 26 rated poor · 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
26 of the 483 bridges the federal inventory lists in Windsor County are rated poor; the rest split 216 good and 241 fair.
- 26 of the 483 bridges in Windsor County, Vermont, are rated in poor condition (5.4%) in the 2025 National Bridge Inventory, as of .
- 216 bridges (44.7%) are rated good and 241 (49.9%) fair.
- The median Windsor County bridge was built in 1967.
- The busiest poor-rated bridge is I 00091 Ml over US 4 Vt 14 Necr Whtr (built 1967), carrying about 21,000 vehicles a day.
Good 44.7% · Fair 49.9% · Poor 5.4% of 483 bridges
Bridges rated poor
Every bridge in the county with a poor rating, busiest first. Poor means a major component is rated 4 or lower on FHWA's 0-9 scale; it is a repair flag, not a closure notice.
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| I 00091 Ml over US 4 Vt 14 Necr Whtr | 1967 | 21,000 | Poor |
| I-89 NB over Connecticut River Necrr | 1966 | 20,105 | Poor |
| I-89 SB over Connecticut River Necrr | 1966 | 19,185 | Poor |
| I 00089 Ml over I 89 over WR&NECR&107 | 1968 | 15,800 | Poor |
| I 00091 Ml over I 91 over US 5 | 1965 | 13,000 | Poor |
| I 00091 Ml over I 91 over US 5 | 1965 | 13,000 | Poor |
| I 00091 Ml over I 91 over Vt 10A | 1968 | 12,500 | Poor |
| I 00091 Ml over I 91 over Vt 10A | 1968 | 12,500 | Poor |
| US 00004 Ml over Ottauquechee River | 1911 | 8,900 | Poor |
| Vt 00103 Ml over Williams R. & Gmrr | 1962 | 5,600 | Poor |
| Cornish Toll Br Rd over Connecticut River | 1866 | 2,655 | Poor |
| Vt 0044A over I 91 Under Vt 44A | 1965 | 1,200 | Poor |
| C2006 over White River | 1928 | 500 | Poor |
| C2002 over White River | 1929 | 430 | Poor |
| C3018 over New England Central RR | 1920 | 300 | Poor |
| C2002 over Broad Brook | 1940 | 160 | Poor |
| C3046 over Lulls Brook | 1881 | 100 | Poor |
| C3008 over Broad Brook | 1974 | 70 | Poor |
| C3034 over Ottauquechee River | 1922 | 30 | Poor |
| C3092 over 1ST Branch White R. | 1919 | 20 | Poor |
| C3019 over Bridgewater Brook | 1914 | 20 | Poor |
| C3047 over Locust Creek | 1977 | 10 | Poor |
| C4046 over Locust Creek | 1987 | 10 | Poor |
| C3050 over Williams River | 1960 | 10 | Poor |
| C3032 over Broad Brook | 1919 | 10 | Poor |
| C3055 over Broad Brook | 1933 | 10 | Poor |
Busiest bridges in the county
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| I 00089 Ml over I 89 over Th No 78 | 1965 | 42,000 | Good |
| I 00091 Ml over I 91 over US 5 | 2015 | 31,000 | Good |
| I 00091 Ml over I 91 over US 5 | 2015 | 31,000 | Good |
| I 00089 Ml over I 89 over Th No 46 | 1967 | 26,000 | Good |
| I 00089 Ml over I 89 over US 5 | 1966 | 26,000 | Fair |
| I 00089 Ml over I 89 over US 5 | 1966 | 26,000 | Fair |
| I 00091 Ml over US 4 Vt 14 Necr Whtr | 1967 | 21,000 | Poor |
| I 00091 Ml over US 4 Vt 14 Necr Whtr | 1967 | 21,000 | Fair |
| I-89 NB over Connecticut River Necrr | 1966 | 20,105 | Poor |
| I 00091 Ml over I 91 over Wilder SH | 1967 | 20,100 | Fair |
Source: FHWA National Bridge Inventory, 2025. Counts cover inventoried highway bridges over 20 feet; ratings are reported by the state DOT.
All of Vermont: Vermont bridge conditions by county · every download on the data page.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.