US Bridges

US 00007 Ml over Missisquoi River

Good

Franklin County, Vermont · 1.0 MI S Jct. VT.78 E · Structure no. 200285017806152

Built
1984
41 years old
Condition
Good
inspected July 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
311 ft
2 main spans
Daily traffic
3,800
2018 count
Owner
State
State Highway Agency

About this bridge

US 00007 Ml over Missisquoi River is a steel continuous stringer/multi-beam or girder carrying US 00007 Ml over Missisquoi River in Franklin County, Vermont. It was built in 1984, so it is 41 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 3,800 vehicles a day, roughly 6% of them trucks, projected to reach 3,990 by 2028. The structure is 311 ft (94.8 m) long and 43 ft wide.

CarriesUS 00007 Ml
CrossesMissisquoi River
Location1.0 MI S Jct. VT.78 E
RouteU.S. Route 7
StateVermont
Coordinates44.91024, -73.1067
Functional classRural Major Collector

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.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating95 US tons
Inventory rating54 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 25 or greater
Structure length311 ft (94.8 m)
Longest span154 ft (46.9 m)
Deck width43 ft (13 m)
Roadway width39 ft (11.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,800 (2018)
Projected traffic3,990 by 2028
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemNo
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 US 00007 Ml over Missisquoi River built?

It was built in 1984, making it 41 years old in 2025.

What condition is US 00007 Ml over Missisquoi River 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 July 2023.

How much traffic does US 00007 Ml over Missisquoi River carry?

About 3,800 vehicles per day (2018 count), of which roughly 6% are trucks.

How long is US 00007 Ml over Missisquoi River?

The structure is 311 ft (94.8 m) long with a longest span of 154 ft (46.9 m) and a deck 43 ft wide.

Who owns US 00007 Ml over Missisquoi River?

It is owned by the State Highway Agency.