US Bridges

INTERSTATE-395 over Dow Road

Fair

Fairfield County, Connecticut · 1 MI South of Route 14A · Structure no. 00298

Built
1958
67 years old, rebuilt 2001
Condition
Fair
inspected February 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
126 ft
3 main spans
Daily traffic
28,600
2020 count
Owner
State
State Highway Agency

About this bridge

INTERSTATE-395 over Dow Road is a steel stringer/multi-beam or girder carrying INTERSTATE-395 over Dow Road in Fairfield County, Connecticut. It was built in 1958 and reconstructed in 2001, 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 28,600 vehicles a day, roughly 16% of them trucks, projected to reach 42,497 by 2040. The structure is 126 ft (38.4 m) long and 104 ft wide. If it were closed, the detour would be 11.2 mi (18 km).

Location

Open in Google Maps
CarriesINTERSTATE-395
CrossesDow Road
Location1 MI South of Route 14A
RouteInterstate 395
CountyFairfield County
StateConnecticut
Coordinates41.66931, -71.91081
Functional classRural 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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 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 rating84.3 US tons
Inventory rating65 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length126 ft (38.4 m)
Longest span45 ft (13.7 m)
Deck width104 ft (31.6 m)
Roadway width99 ft (30.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic28,600 (2020)
Projected traffic42,497 by 2040
Trucks16%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed11.2 mi (18 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-395 over Dow Road built?

It was built in 1958, making it 67 years old in 2025. It was reconstructed in 2001.

What condition is INTERSTATE-395 over Dow 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 February 2024.

How much traffic does INTERSTATE-395 over Dow Road carry?

About 28,600 vehicles per day (2020 count), of which roughly 16% are trucks.

How long is INTERSTATE-395 over Dow Road?

The structure is 126 ft (38.4 m) long with a longest span of 45 ft (13.7 m) and a deck 104 ft wide.

Who owns INTERSTATE-395 over Dow Road?

It is owned by the State Highway Agency.