US Bridges

US Route 1 over East River

Fair

New Haven County, Connecticut · 0.5 MI E of Route 146 · Structure no. 02201

Built
1971
54 years old
Condition
Fair
inspected January 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
140 ft
2 main spans
Daily traffic
10,000
2020 count
Owner
State
State Highway Agency

About this bridge

US Route 1 over East River is a steel stringer/multi-beam or girder carrying US Route 1 over East River in New Haven County, Connecticut. It was built in 1971, so it is 54 years old, younger 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 10,000 vehicles a day, roughly 4% of them trucks, projected to reach 14,859 by 2040. The structure is 140 ft (42.7 m) long and 55 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesUS Route 1
CrossesEast River
Location0.5 MI E of Route 146
RouteU.S. Route 1
CountyNew Haven County
StateConnecticut
Coordinates41.28559, -72.6472
Functional classUrban Minor 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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating42.5 US tons
Inventory rating32.8 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length140 ft (42.7 m)
Longest span68 ft (20.7 m)
Deck width55 ft (16.9 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10,000 (2020)
Projected traffic14,859 by 2040
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

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 US Route 1 over East River built?

It was built in 1971, making it 54 years old in 2025.

What condition is US Route 1 over East 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 January 2024.

How much traffic does US Route 1 over East River carry?

About 10,000 vehicles per day (2020 count), of which roughly 4% are trucks.

How long is US Route 1 over East River?

The structure is 140 ft (42.7 m) long with a longest span of 68 ft (20.7 m) and a deck 55 ft wide.

Who owns US Route 1 over East River?

It is owned by the State Highway Agency.