US Bridges

Route 8 Southbound over West Main Street #1

Fair

New Haven County, Connecticut · 0.4 Mile North of I-84 WB · Structure no. 03203B

Built
1965
60 years old
Condition
Fair
inspected January 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
134 ft
1 main span
Daily traffic
35,600
2021 count
Owner
State
State Highway Agency

About this bridge

Route 8 Southbound over West Main Street #1 is a steel stringer/multi-beam or girder carrying Route 8 Southbound over West Main Street #1 in New Haven County, Connecticut. It was built in 1965, so it is 60 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 35,600 vehicles a day, roughly 6% of them trucks, projected to reach 52,898 by 2041. The structure is 134 ft (40.8 m) long and 64 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesRoute 8 Southbound
CrossesWest Main Street #1
Location0.4 Mile North of I-84 WB
RouteState Highway 8
Coordinates41.55693, -73.05574
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 inspectionJanuary 2024
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 alignment8: Equal to present desirable criteria
Operating rating46.4 US tons
Inventory rating35.7 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length134 ft (40.8 m)
Longest span123 ft (37.5 m)
Deck width64 ft (19.5 m)
Roadway width60 ft (18.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic35,600 (2021)
Projected traffic52,898 by 2041
Trucks6%
Lanes on structure4
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
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 West Main Street #1 built?

It was built in 1965, making it 60 years old in 2025.

What condition is Route 8 Southbound over West Main Street #1 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 January 2024.

How much traffic does Route 8 Southbound over West Main Street #1 carry?

About 35,600 vehicles per day (2021 count), of which roughly 6% are trucks.

How long is Route 8 Southbound over West Main Street #1?

The structure is 134 ft (40.8 m) long with a longest span of 123 ft (37.5 m) and a deck 64 ft wide.

Who owns Route 8 Southbound over West Main Street #1?

It is owned by the State Highway Agency.