US Bridges

I 00091 Ml over I 91 over Vt 10A

Poor

Windsor County, Vermont · I 91 Exit 13 · Structure no. 200091048S14112

Built
1968
57 years old
Condition
Poor
inspected April 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
225 ft
3 main spans
Daily traffic
12,500
2018 count
Owner
State
State Highway Agency

About this bridge

I 00091 Ml over I 91 over Vt 10A is a steel continuous stringer/multi-beam or girder carrying I 00091 Ml over I 91 over Vt 10A in Windsor County, Vermont. It was built in 1968, so it is 57 years old, younger than the Vermont average of 60.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: open, would be posted or closed except for temporary shoring.

It carries about 12,500 vehicles a day, roughly 13% of them trucks, projected to reach 13,125 by 2028. The structure is 225 ft (68.6 m) long and 48 ft wide.

CarriesI 00091 Ml
CrossesI 91 over Vt 10A
LocationI 91 Exit 13
RouteInterstate 91
StateVermont
Coordinates43.70591, -72.30638
Functional classRural Principal Arterial - Interstate

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionApril 2024
Inspection intervalevery 12 months
Operating statusOpen, would be posted or closed except for temporary shoring
ScourBridge not over waterway
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating61 US tons
Inventory rating36 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length225 ft (68.6 m)
Longest span110 ft (33.5 m)
Deck width48 ft (14.6 m)
Roadway width42 ft (12.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic12,500 (2018)
Projected traffic13,125 by 2028
Trucks13%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$3.8 million (2020 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was I 00091 Ml over I 91 over Vt 10A built?

It was built in 1968, making it 57 years old in 2025.

What condition is I 00091 Ml over I 91 over Vt 10A in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in April 2024.

How much traffic does I 00091 Ml over I 91 over Vt 10A carry?

About 12,500 vehicles per day (2018 count), of which roughly 13% are trucks.

How long is I 00091 Ml over I 91 over Vt 10A?

The structure is 225 ft (68.6 m) long with a longest span of 110 ft (33.5 m) and a deck 48 ft wide.

Who owns I 00091 Ml over I 91 over Vt 10A?

It is owned by the State Highway Agency.