US Bridges

INTERSTATE-95 over Sasco Creek

Fair

Fairfield County, Connecticut · Westport-Fairfield T.L. · Structure no. 00073

Built
1958
67 years old
Condition
Fair
inspected October 2024
Type
Culvert
Concrete Continuous
Length
38 ft
2 main spans
Daily traffic
122,800
2023 count
Owner
State
State Highway Agency

About this bridge

INTERSTATE-95 over Sasco Creek is a concrete continuous culvert carrying INTERSTATE-95 over Sasco Creek in Fairfield County, Connecticut. It was built in 1958, 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 122,800 vehicles a day, roughly 9% of them trucks, projected to reach 182,469 by 2043. The structure is 38 ft (11.6 m) long and 195 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesINTERSTATE-95
CrossesSasco Creek
LocationWestport-Fairfield T.L.
RouteInterstate 95
Coordinates41.13101, -73.29734
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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating107.1 US tons
Inventory rating93.9 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadH 20
Structure length38 ft (11.6 m)
Longest span18 ft (5.5 m)
Deck width195 ft (59.4 m)
Roadway width108 ft (32.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic122,800 (2023)
Projected traffic182,469 by 2043
Trucks9%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
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—
NavigationNo navigation control on waterway

Frequently asked questions

When was INTERSTATE-95 over Sasco Creek built?

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

What condition is INTERSTATE-95 over Sasco Creek 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 October 2024.

How much traffic does INTERSTATE-95 over Sasco Creek carry?

About 122,800 vehicles per day (2023 count), of which roughly 9% are trucks.

How long is INTERSTATE-95 over Sasco Creek?

The structure is 38 ft (11.6 m) long with a longest span of 18 ft (5.5 m) and a deck 195 ft wide.

Who owns INTERSTATE-95 over Sasco Creek?

It is owned by the State Highway Agency.