US Bridges

Interstate 95 over Old Post Road

Fair

Fairfield County, Connecticut · Exit 19 · Structure no. 00076

Built
1958
67 years old, rebuilt 1991
Condition
Fair
inspected April 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
81 ft
1 main span
Daily traffic
104,300
2020 count
Owner
State
State Highway Agency

About this bridge

Interstate 95 over Old Post Road is a steel stringer/multi-beam or girder carrying Interstate 95 over Old Post Road in Fairfield County, Connecticut. It was built in 1958 and reconstructed in 1991, 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 104,300 vehicles a day, roughly 9% of them trucks, projected to reach 154,979 by 2040. The structure is 81 ft (24.7 m) long and 128 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesInterstate 95
CrossesOld Post Road
LocationExit 19
RouteInterstate 95
Coordinates41.13823, -73.28874
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 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 rating100.5 US tons
Inventory rating60.4 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadH 20
Structure length81 ft (24.7 m)
Longest span75 ft (22.9 m)
Deck width128 ft (38.9 m)
Roadway width122 ft (37.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic104,300 (2020)
Projected traffic154,979 by 2040
Trucks9%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Interstate 95 over Old Post Road built?

It was built in 1958, making it 67 years old in 2025. It was reconstructed in 1991.

What condition is Interstate 95 over Old Post Road 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 April 2024.

How much traffic does Interstate 95 over Old Post Road carry?

About 104,300 vehicles per day (2020 count), of which roughly 9% are trucks.

How long is Interstate 95 over Old Post Road?

The structure is 81 ft (24.7 m) long with a longest span of 75 ft (22.9 m) and a deck 128 ft wide.

Who owns Interstate 95 over Old Post Road?

It is owned by the State Highway Agency.