US Bridges

East Main Street over Sumner Brook

Good

Middlesex County, Connecticut · 475 Ft N of Route 17 · Structure no. 05352

Built
1985
40 years old
Condition
Good
inspected July 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
106 ft
1 main span
Daily traffic
5,912
2020 count
Owner
City
City or Municipal Highway Agency

About this bridge

East Main Street over Sumner Brook is a steel stringer/multi-beam or girder carrying East Main Street over Sumner Brook in Middlesex County, Connecticut. It was built in 1985, so it is 40 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 5,912 vehicles a day, roughly 4% of them trucks, projected to reach 8,785 by 2040. The structure is 106 ft (32.3 m) long and 50 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesEast Main Street
CrossesSumner Brook
Location475 Ft N of Route 17
RouteCity Street 0
Coordinates41.55584, -72.64403
Functional classUrban Other Principal Arterial

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 inspectionJuly 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 alignment8: Equal to present desirable criteria
Operating rating94.7 US tons
Inventory rating56.8 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length106 ft (32.3 m)
Longest span102 ft (31.1 m)
Deck width50 ft (15.1 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,912 (2020)
Projected traffic8,785 by 2040
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 East Main Street over Sumner Brook built?

It was built in 1985, making it 40 years old in 2025.

What condition is East Main Street over Sumner Brook 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 July 2024.

How much traffic does East Main Street over Sumner Brook carry?

About 5,912 vehicles per day (2020 count), of which roughly 4% are trucks.

How long is East Main Street over Sumner Brook?

The structure is 106 ft (32.3 m) long with a longest span of 102 ft (31.1 m) and a deck 50 ft wide.

Who owns East Main Street over Sumner Brook?

It is owned by the City or Municipal Highway Agency.