US Bridges

Route 74 over Willimantic River

Good

Tolland County, Connecticut · At Tolland Town Line · Structure no. 00982

Built
2017
8 years old
Condition
Good
inspected September 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
138 ft
1 main span
Daily traffic
8,600
2023 count
Owner
State
State Highway Agency

About this bridge

Route 74 over Willimantic River is a steel stringer/multi-beam or girder carrying Route 74 over Willimantic River in Tolland County, Connecticut. It was built in 2017, so it is 8 years old, younger than the Connecticut average of 56.7 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 8,600 vehicles a day, roughly 5% of them trucks, projected to reach 12,779 by 2043. The structure is 138 ft (42.2 m) long and 40 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesRoute 74
CrossesWillimantic River
LocationAt Tolland Town Line
RouteState Highway 74
Coordinates41.88136, -72.30656
Functional classRural Minor Arterial

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 protection7 GoodSome minor problems.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum 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 rating54.7 US tons
Inventory rating42.1 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length138 ft (42.2 m)
Longest span132 ft (40.2 m)
Deck width40 ft (12.3 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,600 (2023)
Projected traffic12,779 by 2043
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 74 over Willimantic River built?

It was built in 2017, making it 8 years old in 2025.

What condition is Route 74 over Willimantic 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 September 2024.

How much traffic does Route 74 over Willimantic River carry?

About 8,600 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is Route 74 over Willimantic River?

The structure is 138 ft (42.2 m) long with a longest span of 132 ft (40.2 m) and a deck 40 ft wide.

Who owns Route 74 over Willimantic River?

It is owned by the State Highway Agency.