US Bridges

Route 372 over Mattabesset River

Fair

Hartford County, Connecticut · 100 West of Seymour Road · Structure no. 01621

Built
1942
83 years old, rebuilt 1994
Condition
Fair
inspected February 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
61 ft
1 main span
Daily traffic
9,700
2021 count
Owner
State
State Highway Agency

About this bridge

Route 372 over Mattabesset River is a prestressed concrete box beam or girders - multiple carrying Route 372 over Mattabesset River in Hartford County, Connecticut. It was built in 1942 and reconstructed in 1994, so it is 83 years old, older than the Connecticut average of 56.7 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 9,700 vehicles a day, roughly 5% of them trucks, projected to reach 14,413 by 2041. The structure is 61 ft (18.6 m) long and 46 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesRoute 372
CrossesMattabesset River
Location100 West of Seymour Road
RouteState Highway 372
Coordinates41.62636, -72.75145
Functional classUrban Minor Arterial

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.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating75.7 US tons
Inventory rating45.3 US tons

Structure

MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadHS 20
Structure length61 ft (18.6 m)
Longest span59 ft (17.9 m)
Deck width46 ft (14.1 m)
Roadway width38 ft (11.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,700 (2021)
Projected traffic14,413 by 2041
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Route 372 over Mattabesset River built?

It was built in 1942, making it 83 years old in 2025. It was reconstructed in 1994.

What condition is Route 372 over Mattabesset River 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 February 2024.

How much traffic does Route 372 over Mattabesset River carry?

About 9,700 vehicles per day (2021 count), of which roughly 5% are trucks.

How long is Route 372 over Mattabesset River?

The structure is 61 ft (18.6 m) long with a longest span of 59 ft (17.9 m) and a deck 46 ft wide.

Who owns Route 372 over Mattabesset River?

It is owned by the State Highway Agency.