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I 00091 Ml over I 91 over Vt 103

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

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

I 00091 Ml over I 91 over Vt 103 in Windham 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 5 (fair condition) on the 0-9 scale.
It was built in 1963, making it 62 years old at the 2025 inventory.
It carries about 15,000 vehicles a day (traffic count year 2018).
Its listed owner is the state highway agency.
It is one of 166 of the 338 inventoried bridges in Windham County rated fair (49.1%); 23 (6.8%) 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 157 ft
Location	I 91 Exit 6
NBI structure number	200091023S13142
Condition class	Fair

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

Bridge	Built	Vehicles/day	Condition
I 00091 Ml over I 91 over Th No 5	2017	24,200	Good
I 00091 Ml over I 91 over Vt 30 Westr	2017	24,200	Good
I 00091 Ml over I 91 NB over Maple St	1960	19,400	Good
I 00091 Ml over I 91 SB over Maple St	1960	19,400	Good
I 00091 Ml over I 91 over Williams St	2012	19,400	Good
I 00091 Ml over I 91 over Williams St	2012	19,400	Good