US Bridges

Vt 0010A Alt over Conn Riv RR

Fair

Windsor County, Vermont · 0.2 MI E JCT I 91 · Structure no. 200170000214112

Built
1968
57 years old
Condition
Fair
inspected August 2023
Type
Slab
Concrete Continuous
Length
97 ft
3 main spans
Daily traffic
13,000
2018 count
Owner
State
State Highway Agency

About this bridge

Vt 0010A Alt over Conn Riv RR is a concrete continuous slab carrying Vt 0010A Alt over Conn Riv RR in Windsor County, Vermont. It was built in 1968, so it is 57 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 6 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 13,000 vehicles a day, roughly 6% of them trucks, projected to reach 13,650 by 2028. The structure is 97 ft (29.6 m) long and 78 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

CarriesVt 0010A Alt
CrossesConn Riv RR
Location0.2 MI E JCT I 91
RouteState Highway 10A
StateVermont
Coordinates43.70413, -72.3022
Functional classRural Major Collector

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating32 US tons
Inventory rating19 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length97 ft (29.6 m)
Longest span39 ft (11.9 m)
Deck width78 ft (23.7 m)
Roadway width65 ft (19.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic13,000 (2018)
Projected traffic13,650 by 2028
Trucks6%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesRailroad
Detour if closed8.1 mi (13 km)
TollOn a free road
National Highway SystemNo

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$2.7 million (2020 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was Vt 0010A Alt over Conn Riv RR built?

It was built in 1968, making it 57 years old in 2025.

What condition is Vt 0010A Alt over Conn Riv RR 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 August 2023.

How much traffic does Vt 0010A Alt over Conn Riv RR carry?

About 13,000 vehicles per day (2018 count), of which roughly 6% are trucks.

How long is Vt 0010A Alt over Conn Riv RR?

The structure is 97 ft (29.6 m) long with a longest span of 39 ft (11.9 m) and a deck 78 ft wide.

Who owns Vt 0010A Alt over Conn Riv RR?

It is owned by the State Highway Agency.