US Bridges

I 00091 Ml over I 91 over TH 10 Brk

Good

Caledonia County, Vermont · 1.5 MI N Exit 22 · Structure no. 200091091S03112

Built
1975
50 years old
Condition
Good
inspected June 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
214 ft
3 main spans
Daily traffic
11,900
2018 count
Owner
State
State Highway Agency

About this bridge

I 00091 Ml over I 91 over TH 10 Brk is a steel continuous stringer/multi-beam or girder carrying I 00091 Ml over I 91 over TH 10 Brk in Caledonia County, Vermont. It was built in 1975, so it is 50 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 11,900 vehicles a day, roughly 13% of them trucks, projected to reach 12,495 by 2028. The structure is 214 ft (65.2 m) long and 43 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesI 00091 Ml
CrossesI 91 over TH 10 Brk
Location1.5 MI N Exit 22
RouteInterstate 91
StateVermont
Coordinates44.47497, -72.02486
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.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than 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 rating78 US tons
Inventory rating47 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length214 ft (65.2 m)
Longest span90 ft (27.4 m)
Deck width43 ft (13.2 m)
Roadway width39 ft (12 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic11,900 (2018)
Projected traffic12,495 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 10 Brk built?

It was built in 1975, making it 50 years old in 2025.

What condition is I 00091 Ml over I 91 over TH 10 Brk 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 June 2024.

How much traffic does I 00091 Ml over I 91 over TH 10 Brk carry?

About 11,900 vehicles per day (2018 count), of which roughly 13% are trucks.

How long is I 00091 Ml over I 91 over TH 10 Brk?

The structure is 214 ft (65.2 m) long with a longest span of 90 ft (27.4 m) and a deck 43 ft wide.

Who owns I 00091 Ml over I 91 over TH 10 Brk?

It is owned by the State Highway Agency.