US Bridges

I 00091 Ml over I 91 over TH 3 Ompomr

Fair

Windsor County, Vermont · 4.0 MI S Exit 14 · Structure no. 200091051S14112

Built
1970
55 years old
Condition
Fair
inspected May 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
250 ft
2 main spans
Daily traffic
10,200
2018 count
Owner
State
State Highway Agency

About this bridge

I 00091 Ml over I 91 over TH 3 Ompomr is a steel stringer/multi-beam or girder carrying I 00091 Ml over I 91 over TH 3 Ompomr 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 fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 10,200 vehicles a day, roughly 13% of them trucks, projected to reach 10,710 by 2028. The structure is 250 ft (76.2 m) long and 44 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesI 00091 Ml
CrossesI 91 over TH 3 Ompomr
Location4.0 MI S Exit 14
RouteInterstate 91
StateVermont
Coordinates43.76001, -72.23319
Functional classRural Principal Arterial - Interstate

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating99 US tons
Inventory rating65 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length250 ft (76.2 m)
Longest span122 ft (37.2 m)
Deck width44 ft (13.3 m)
Roadway width39 ft (12 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10,200 (2018)
Projected traffic10,710 by 2028
Trucks13%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway and waterway
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—
NavigationNo navigation control on waterway

Frequently asked questions

When was I 00091 Ml over I 91 over TH 3 Ompomr built?

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

What condition is I 00091 Ml over I 91 over TH 3 Ompomr in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in May 2024.

How much traffic does I 00091 Ml over I 91 over TH 3 Ompomr carry?

About 10,200 vehicles per day (2018 count), of which roughly 13% are trucks.

How long is I 00091 Ml over I 91 over TH 3 Ompomr?

The structure is 250 ft (76.2 m) long with a longest span of 122 ft (37.2 m) and a deck 44 ft wide.

Who owns I 00091 Ml over I 91 over TH 3 Ompomr?

It is owned by the State Highway Agency.