US Bridges

Congress Street #1 over Route 15

Fair

Fairfield County, Connecticut · 1.8 MI S of Route 58 · Structure no. 00737

Built
1938
87 years old
Condition
Fair
inspected January 2024
Type
Frame
Concrete
Length
76 ft
1 main span
Daily traffic
650
2022 count
Owner
State
State Highway Agency

About this bridge

Congress Street #1 over Route 15 is a concrete frame carrying Congress Street #1 over Route 15 in Fairfield County, Connecticut. It was built in 1938, 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 5 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 650 vehicles a day, roughly 3% of them trucks, projected to reach 966 by 2042. The structure is 76 ft (23.2 m) long and 36 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesCongress Street #1
CrossesRoute 15
Location1.8 MI S of Route 58
RouteCity Street 0
Coordinates41.19018, -73.29938
Functional classUrban Local

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.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating56.4 US tons
Inventory rating43.5 US tons

Structure

Structure typeFrame
MaterialConcrete
DeckNot applicable
Main spans1
Design loadH 20
Structure length76 ft (23.2 m)
Longest span63 ft (19.2 m)
Deck width36 ft (11 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic650 (2022)
Projected traffic966 by 2042
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

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 Congress Street #1 over Route 15 built?

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

What condition is Congress Street #1 over Route 15 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 January 2024.

How much traffic does Congress Street #1 over Route 15 carry?

About 650 vehicles per day (2022 count), of which roughly 3% are trucks.

How long is Congress Street #1 over Route 15?

The structure is 76 ft (23.2 m) long with a longest span of 63 ft (19.2 m) and a deck 36 ft wide.

Who owns Congress Street #1 over Route 15?

It is owned by the State Highway Agency.