US Bridges

Route 8 Northbound over West Main Street NO.1

Fair

New Haven County, Connecticut · At Exit 33 · Structure no. 03203A

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
35,100
2021 count
Owner
State
State Highway Agency

About this bridge

Route 8 Northbound over West Main Street NO.1 is a steel stringer/multi-beam or girder carrying Route 8 Northbound over West Main Street NO.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 35,100 vehicles a day, roughly 6% of them trucks, projected to reach 52,155 by 2041. The structure is 134 ft (40.8 m) long and 68 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesRoute 8 Northbound
CrossesWest Main Street NO.1
LocationAt Exit 33
RouteState Highway 8
Coordinates41.55667, -73.055
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 geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating89 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 width68 ft (20.6 m)
Roadway width64 ft (19.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic35,100 (2021)
Projected traffic52,155 by 2041
Trucks6%
Lanes on structure3
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 Northbound over West Main Street NO.1 built?

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

What condition is Route 8 Northbound over West Main Street NO.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 Northbound over West Main Street NO.1 carry?

About 35,100 vehicles per day (2021 count), of which roughly 6% are trucks.

How long is Route 8 Northbound over West Main Street NO.1?

The structure is 134 ft (40.8 m) long with a longest span of 123 ft (37.5 m) and a deck 68 ft wide.

Who owns Route 8 Northbound over West Main Street NO.1?

It is owned by the State Highway Agency.