US Bridges

Route 8 Southbound over Winthrop Street

Fair

Litchfield County, Connecticut · 400 Feet North of Exit 44 · Structure no. 01741B

Built
1964
61 years old
Condition
Fair
inspected November 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
60 ft
1 main span
Daily traffic
8,800
2021 count
Owner
State
State Highway Agency

About this bridge

Route 8 Southbound over Winthrop Street is a steel stringer/multi-beam or girder carrying Route 8 Southbound over Winthrop Street in Litchfield County, Connecticut. It was built in 1964, so it is 61 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 8,800 vehicles a day, roughly 5% of them trucks, projected to reach 13,076 by 2041. The structure is 60 ft (18.3 m) long and 54 ft wide.

CarriesRoute 8 Southbound
CrossesWinthrop Street
Location400 Feet North of Exit 44
RouteState Highway 8
Coordinates41.81217, -73.11393
Functional classUrban Principal Arterial - Other Freeway or Expressway

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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment7: Better than present minimum criteria
Operating rating81.7 US tons
Inventory rating48.9 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length60 ft (18.3 m)
Longest span56 ft (17.1 m)
Deck width54 ft (16.4 m)
Roadway width48 ft (14.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,800 (2021)
Projected traffic13,076 by 2041
Trucks5%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
TollOn a free road
National Highway SystemYes

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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Route 8 Southbound over Winthrop Street built?

It was built in 1964, making it 61 years old in 2025.

What condition is Route 8 Southbound over Winthrop Street 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 November 2023.

How much traffic does Route 8 Southbound over Winthrop Street carry?

About 8,800 vehicles per day (2021 count), of which roughly 5% are trucks.

How long is Route 8 Southbound over Winthrop Street?

The structure is 60 ft (18.3 m) long with a longest span of 56 ft (17.1 m) and a deck 54 ft wide.

Who owns Route 8 Southbound over Winthrop Street?

It is owned by the State Highway Agency.