US Bridges

I 00091 Ml over I 91 over TH No 24

Good

Windsor County, Vermont · 2.3 MI N Exit 13 · Structure no. 200091050N14112

Built
1970
55 years old
Condition
Good
inspected May 2024
Type
Slab
Concrete
Length
21 ft
1 main span
Daily traffic
12,500
2018 count
Owner
State
State Highway Agency

About this bridge

I 00091 Ml over I 91 over TH No 24 is a concrete slab carrying I 00091 Ml over I 91 over TH No 24 in Windsor County, Vermont. It was built in 1970, so it is 55 years old, younger than the Vermont average of 60.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 12,500 vehicles a day, roughly 13% of them trucks, projected to reach 13,125 by 2028. The structure is 21 ft (6.4 m) long and 76 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesI 00091 Ml
CrossesI 91 over TH No 24
Location2.3 MI N Exit 13
RouteInterstate 91
StateVermont
Coordinates43.73082, -72.27887
Functional classRural Principal Arterial - Interstate

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating41 US tons
Inventory rating25 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckNot applicable
Main spans1
Design loadH 20
Structure length21 ft (6.4 m)
Longest span21 ft (6.4 m)
Deck width76 ft (23.2 m)
Roadway width76 ft (23.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic12,500 (2018)
Projected traffic13,125 by 2028
Trucks13%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
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 proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was I 00091 Ml over I 91 over TH No 24 built?

It was built in 1970, making it 55 years old in 2025.

What condition is I 00091 Ml over I 91 over TH No 24 in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in May 2024.

How much traffic does I 00091 Ml over I 91 over TH No 24 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 TH No 24?

The structure is 21 ft (6.4 m) long with a longest span of 21 ft (6.4 m) and a deck 76 ft wide.

Who owns I 00091 Ml over I 91 over TH No 24?

It is owned by the State Highway Agency.