US Bridges

U.S. Route 1 over Rooster River

Fair

Fairfield County, Connecticut · 0.5 MI W of Route 59 · Structure no. 01693

Built
1963
62 years old
Condition
Fair
inspected November 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
51 ft
1 main span
Daily traffic
12,200
2022 count
Owner
State
State Highway Agency

About this bridge

U.S. Route 1 over Rooster River is a steel stringer/multi-beam or girder carrying U.S. Route 1 over Rooster River in Fairfield County, Connecticut. It was built in 1963, so it is 62 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 12,200 vehicles a day, roughly 4% of them trucks, projected to reach 18,128 by 2042. The structure is 51 ft (15.5 m) long and 72 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesU.S. Route 1
CrossesRooster River
Location0.5 MI W of Route 59
RouteU.S. Route 1
Coordinates41.17641, -73.22298
Functional classUrban Other Principal Arterial

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating45.7 US tons
Inventory rating35.4 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length51 ft (15.5 m)
Longest span46 ft (14 m)
Deck width72 ft (21.8 m)
Roadway width60 ft (18.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic12,200 (2022)
Projected traffic18,128 by 2042
Trucks4%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

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 U.S. Route 1 over Rooster River built?

It was built in 1963, making it 62 years old in 2025.

What condition is U.S. Route 1 over Rooster River 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 November 2023.

How much traffic does U.S. Route 1 over Rooster River carry?

About 12,200 vehicles per day (2022 count), of which roughly 4% are trucks.

How long is U.S. Route 1 over Rooster River?

The structure is 51 ft (15.5 m) long with a longest span of 46 ft (14 m) and a deck 72 ft wide.

Who owns U.S. Route 1 over Rooster River?

It is owned by the State Highway Agency.