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Tr 0th33 over Th No 33 over I 91

Windsor County, Vermont · rated Fair in the 2025 National Bridge Inventory

United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled August 20, 2026

Tr 0th33 over Th No 33 over I 91 in Windsor County, Vermont, is rated in fair condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the deck, rated 6 (satisfactory condition) on the 0-9 scale.
It was built in 1967, making it 58 years old at the 2025 inventory.
It carries about 150 vehicles a day (traffic count year 2019).
Its listed owner is the state highway agency.
It is one of 241 of the 483 inventoried bridges in Windsor County rated fair (49.9%); 26 (5.4%) are rated poor.
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.

Component ratings


Structure	Steel stringer or multi-beam girder
Length	about 213 ft
Location	0.5 Mi N Exit 12
NBI structure number	2014080D4614081
Condition class	Fair

Source: FHWA National Bridge Inventory, 2025 data as reported by the Vermont department of transportation.

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