US Bridges

Route 15 over Route 57

FairPosted for load

Fairfield County, Connecticut · Route 15 Exit 42 · Structure no. 00730

Built
1938
87 years old, rebuilt 1994
Condition
Fair
inspected July 2024
Type
Frame
Concrete
Length
49 ft
1 main span
Daily traffic
61,200
2022 count
Owner
State
State Highway Agency

About this bridge

Route 15 over Route 57 is a concrete frame carrying Route 15 over Route 57 in Fairfield County, Connecticut. It was built in 1938 and reconstructed in 1994, so it is 87 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. Its operating status is: posted for other load-capacity restriction.

It carries about 61,200 vehicles a day, roughly 1% of them trucks, projected to reach 90,937 by 2042. The structure is 49 ft (14.9 m) long and 97 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesRoute 15
CrossesRoute 57
LocationRoute 15 Exit 42
RouteState Highway 15
Coordinates41.16398, -73.35802
Functional classUrban Principal Arterial - Other Freeway or Expressway

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusPosted for other load-capacity restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating38.3 US tons
Inventory rating29.7 US tons

Structure

Structure typeFrame
MaterialConcrete
DeckNot applicable
Main spans1
Design loadUnknown
Structure length49 ft (14.9 m)
Longest span49 ft (14.9 m)
Deck width97 ft (29.7 m)
Roadway width90 ft (27.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic61,200 (2022)
Projected traffic90,937 by 2042
Trucks1%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusListed on the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Route 15 over Route 57 built?

It was built in 1938, making it 87 years old in 2025. It was reconstructed in 1994.

What condition is Route 15 over Route 57 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 July 2024.

How much traffic does Route 15 over Route 57 carry?

About 61,200 vehicles per day (2022 count), of which roughly 1% are trucks.

How long is Route 15 over Route 57?

The structure is 49 ft (14.9 m) long with a longest span of 49 ft (14.9 m) and a deck 97 ft wide.

Who owns Route 15 over Route 57?

It is owned by the State Highway Agency.