US Bridges

I 00091 Ml over I 91 over TH 27 Broad

Good

Windham County, Vermont · 1.5 MI S Exit 1 · Structure no. 200091003N13072

Built
1959
66 years old, rebuilt 2009
Condition
Good
inspected May 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
258 ft
3 main spans
Daily traffic
18,300
2018 count
Owner
State
State Highway Agency

About this bridge

I 00091 Ml over I 91 over TH 27 Broad is a steel continuous stringer/multi-beam or girder carrying I 00091 Ml over I 91 over TH 27 Broad in Windham County, Vermont. It was built in 1959 and reconstructed in 2009, so it is 66 years old, older 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 18,300 vehicles a day, roughly 13% of them trucks, projected to reach 19,215 by 2028. The structure is 258 ft (78.6 m) long and 48 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesI 00091 Ml
CrossesI 91 over TH 27 Broad
Location1.5 MI S Exit 1
RouteInterstate 91
CountyWindham County
StateVermont
Coordinates42.81534, -72.56897
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
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 evaluation8: Equal to present desirable criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating98 US tons
Inventory rating59 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 25 or greater
Structure length258 ft (78.6 m)
Longest span98 ft (29.9 m)
Deck width48 ft (14.5 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic18,300 (2018)
Projected traffic19,215 by 2028
Trucks13%
Lanes on structure3
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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$4.3 million (2020 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was I 00091 Ml over I 91 over TH 27 Broad built?

It was built in 1959, making it 66 years old in 2025. It was reconstructed in 2009.

What condition is I 00091 Ml over I 91 over TH 27 Broad 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 27 Broad carry?

About 18,300 vehicles per day (2018 count), of which roughly 13% are trucks.

How long is I 00091 Ml over I 91 over TH 27 Broad?

The structure is 258 ft (78.6 m) long with a longest span of 98 ft (29.9 m) and a deck 48 ft wide.

Who owns I 00091 Ml over I 91 over TH 27 Broad?

It is owned by the State Highway Agency.