US Bridges

Route 12 over Moosup River

Good

Windham County, Connecticut · .2 Mile South of Route 14 · Structure no. 06253

Built
1993
32 years old
Condition
Good
inspected May 2021
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
85 ft
1 main span
Daily traffic
6,300
2016 count
Owner
State
State Highway Agency

About this bridge

Route 12 over Moosup River is a prestressed concrete box beam or girders - multiple carrying Route 12 over Moosup River in Windham County, Connecticut. It was built in 1993, so it is 32 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 6,300 vehicles a day, roughly 3% of them trucks, projected to reach 9,361 by 2036. The structure is 85 ft (25.9 m) long and 44 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesRoute 12
CrossesMoosup River
Location.2 Mile South of Route 14
RouteState Highway 12
Coordinates41.71756, -71.90328
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMay 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
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 rating84 US tons
Inventory rating41 US tons

Structure

MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadH 15
Structure length85 ft (25.9 m)
Longest span80 ft (24.4 m)
Deck width44 ft (13.3 m)
Roadway width35 ft (10.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,300 (2016)
Projected traffic9,361 by 2036
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
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 12 over Moosup River built?

It was built in 1993, making it 32 years old in 2025.

What condition is Route 12 over Moosup 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 May 2021.

How much traffic does Route 12 over Moosup River carry?

About 6,300 vehicles per day (2016 count), of which roughly 3% are trucks.

How long is Route 12 over Moosup River?

The structure is 85 ft (25.9 m) long with a longest span of 80 ft (24.4 m) and a deck 44 ft wide.

Who owns Route 12 over Moosup River?

It is owned by the State Highway Agency.