US Bridges

INTERSTATE-95 over Lieutenant River

Fair

New London County, Connecticut · 0.4 MI N of US Route 1 · Structure no. 06032

Built
1948
77 years old, rebuilt 1991
Condition
Fair
inspected February 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
192 ft
3 main spans
Daily traffic
59,000
2020 count
Owner
State
State Highway Agency

About this bridge

INTERSTATE-95 over Lieutenant River is a steel continuous stringer/multi-beam or girder carrying INTERSTATE-95 over Lieutenant River in New London County, Connecticut. It was built in 1948 and reconstructed in 1991, so it is 77 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 5 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 59,000 vehicles a day, roughly 9% of them trucks, projected to reach 87,668 by 2040. The structure is 192 ft (58.5 m) long and 77 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesINTERSTATE-95
CrossesLieutenant River
Location0.4 MI N of US Route 1
RouteInterstate 95
Coordinates41.32329, -72.33133
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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating51.8 US tons
Inventory rating40 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length192 ft (58.5 m)
Longest span71 ft (21.6 m)
Deck width77 ft (23.5 m)
Roadway width70 ft (21.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic59,000 (2020)
Projected traffic87,668 by 2040
Trucks9%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
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—
NavigationNo navigation control on waterway

Frequently asked questions

When was INTERSTATE-95 over Lieutenant River built?

It was built in 1948, making it 77 years old in 2025. It was reconstructed in 1991.

What condition is INTERSTATE-95 over Lieutenant River 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 February 2024.

How much traffic does INTERSTATE-95 over Lieutenant River carry?

About 59,000 vehicles per day (2020 count), of which roughly 9% are trucks.

How long is INTERSTATE-95 over Lieutenant River?

The structure is 192 ft (58.5 m) long with a longest span of 71 ft (21.6 m) and a deck 77 ft wide.

Who owns INTERSTATE-95 over Lieutenant River?

It is owned by the State Highway Agency.