US Bridges

INTERSTATE-95 over US Route 1

Fair

New Haven County, Connecticut · Exit 39A & 39B I-95 · Structure no. 00149

Built
1958
67 years old, rebuilt 1997
Condition
Fair
inspected September 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
187 ft
2 main spans
Daily traffic
108,900
2020 count
Owner
State
State Highway Agency

About this bridge

INTERSTATE-95 over US Route 1 is a steel stringer/multi-beam or girder carrying INTERSTATE-95 over US Route 1 in New Haven County, Connecticut. It was built in 1958 and reconstructed in 1997, so it is 67 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 108,900 vehicles a day, roughly 14% of them trucks, projected to reach 161,815 by 2040. The structure is 187 ft (57 m) long and 155 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesINTERSTATE-95
CrossesUS Route 1
LocationExit 39A & 39B I-95
RouteInterstate 95
CountyNew Haven County
StateConnecticut
Coordinates41.23423, -73.04184
Functional classUrban Principal Arterial - Interstate

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 inspectionSeptember 2023
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 rating75.4 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length187 ft (57 m)
Longest span91 ft (27.7 m)
Deck width155 ft (47.1 m)
Roadway width145 ft (44.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic108,900 (2020)
Projected traffic161,815 by 2040
Trucks14%
Lanes on structure8
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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 INTERSTATE-95 over US Route 1 built?

It was built in 1958, making it 67 years old in 2025. It was reconstructed in 1997.

What condition is INTERSTATE-95 over US Route 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 September 2023.

How much traffic does INTERSTATE-95 over US Route 1 carry?

About 108,900 vehicles per day (2020 count), of which roughly 14% are trucks.

How long is INTERSTATE-95 over US Route 1?

The structure is 187 ft (57 m) long with a longest span of 91 ft (27.7 m) and a deck 155 ft wide.

Who owns INTERSTATE-95 over US Route 1?

It is owned by the State Highway Agency.