US Bridges

INTERSTATE-95 SB over River RD & Mystic River

Fair

New London County, Connecticut · 0.4 MI S of Route 27 · Structure no. 01790

Built
1964
61 years old
Condition
Fair
inspected September 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
498 ft
4 main spans
Daily traffic
30,900
2023 count
Owner
State
State Highway Agency

About this bridge

INTERSTATE-95 SB over River RD & Mystic River is a steel continuous stringer/multi-beam or girder carrying INTERSTATE-95 SB over River RD & Mystic River in New London 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 30,900 vehicles a day, roughly 9% of them trucks, projected to reach 45,914 by 2043. The structure is 498 ft (151.8 m) long and 44 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesINTERSTATE-95 SB
CrossesRiver RD & Mystic River
Location0.4 MI S of Route 27
RouteInterstate 95
Coordinates41.37347, -71.96571
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.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating71 US tons
Inventory rating42 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadH 20
Structure length498 ft (151.8 m)
Longest span144 ft (43.9 m)
Deck width44 ft (13.3 m)
Roadway width38 ft (11.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic30,900 (2023)
Projected traffic45,914 by 2043
Trucks9%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway and waterway
Detour if closed3.1 mi (5 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—
NavigationNavigation control on waterway (bridge permit required)

Frequently asked questions

When was INTERSTATE-95 SB over River RD & Mystic River built?

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

What condition is INTERSTATE-95 SB over River RD & Mystic 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 September 2024.

How much traffic does INTERSTATE-95 SB over River RD & Mystic River carry?

About 30,900 vehicles per day (2023 count), of which roughly 9% are trucks.

How long is INTERSTATE-95 SB over River RD & Mystic River?

The structure is 498 ft (151.8 m) long with a longest span of 144 ft (43.9 m) and a deck 44 ft wide.

Who owns INTERSTATE-95 SB over River RD & Mystic River?

It is owned by the State Highway Agency.