US Bridges

South Main Street over Moosup River

Good

Windham County, Connecticut · 2000 West of Route 14 · Structure no. 04750

Built
1997
28 years old
Condition
Good
inspected May 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
74 ft
1 main span
Daily traffic
2,532
2024 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

South Main Street over Moosup River is a prestressed concrete box beam or girders - multiple carrying South Main Street over Moosup River in Windham County, Connecticut. It was built in 1997, so it is 28 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 2,532 vehicles a day, roughly 5% of them trucks, projected to reach 3,762 by 2044. The structure is 74 ft (22.6 m) long and 37 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesSouth Main Street
CrossesMoosup River
Location2000 West of Route 14
RouteCity Street 0
Coordinates41.70889, -71.88481
Functional classRural Minor 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.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating66 US tons
Inventory rating39 US tons

Structure

MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadHS 20
Structure length74 ft (22.6 m)
Longest span69 ft (21 m)
Deck width37 ft (11.4 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,532 (2024)
Projected traffic3,762 by 2044
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerTown or Township Highway Agency
Maintained byTown or Township 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 South Main Street over Moosup River built?

It was built in 1997, making it 28 years old in 2025.

What condition is South Main Street 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 2024.

How much traffic does South Main Street over Moosup River carry?

About 2,532 vehicles per day (2024 count), of which roughly 5% are trucks.

How long is South Main Street over Moosup River?

The structure is 74 ft (22.6 m) long with a longest span of 69 ft (21 m) and a deck 37 ft wide.

Who owns South Main Street over Moosup River?

It is owned by the Town or Township Highway Agency.