US Bridges

I 00089 Ml over I 89 over Vt 12

Good

Washington County, Vermont · 0.5 MI S Exit 8 · Structure no. 200089040S12032

Built
1970
55 years old, rebuilt 2009
Condition
Good
inspected May 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
442 ft
3 main spans
Daily traffic
23,900
2018 count
Owner
State
State Highway Agency

About this bridge

I 00089 Ml over I 89 over Vt 12 is a steel stringer/multi-beam or girder carrying I 00089 Ml over I 89 over Vt 12 in Washington County, Vermont. It was built in 1970 and reconstructed in 2009, 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 23,900 vehicles a day, roughly 13% of them trucks, projected to reach 25,095 by 2028. The structure is 442 ft (134.7 m) long and 42 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesI 00089 Ml
CrossesI 89 over Vt 12
Location0.5 MI S Exit 8
RouteInterstate 89
StateVermont
Coordinates44.24718, -72.58923
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 evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating99 US tons
Inventory rating81 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadHS 25 or greater
Structure length442 ft (134.7 m)
Longest span148 ft (45.1 m)
Deck width42 ft (12.8 m)
Roadway width39 ft (11.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic23,900 (2018)
Projected traffic25,095 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 00089 Ml over I 89 over Vt 12 built?

It was built in 1970, making it 55 years old in 2025. It was reconstructed in 2009.

What condition is I 00089 Ml over I 89 over Vt 12 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 00089 Ml over I 89 over Vt 12 carry?

About 23,900 vehicles per day (2018 count), of which roughly 13% are trucks.

How long is I 00089 Ml over I 89 over Vt 12?

The structure is 442 ft (134.7 m) long with a longest span of 148 ft (45.1 m) and a deck 42 ft wide.

Who owns I 00089 Ml over I 89 over Vt 12?

It is owned by the State Highway Agency.