US Bridges

US Route 7 over Norwalk River

Fair

Fairfield County, Connecticut · Before Exit 3 - RTE 7 NB · Structure no. 06065

Built
1991
34 years old
Condition
Fair
inspected November 2022
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
176 ft
2 main spans
Daily traffic
39,600
2020 count
Owner
State
State Highway Agency

About this bridge

US Route 7 over Norwalk River is a prestressed concrete continuous stringer/multi-beam or girder carrying US Route 7 over Norwalk River in Fairfield County, Connecticut. It was built in 1991, so it is 34 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 39,600 vehicles a day, roughly 5% of them trucks, projected to reach 58,842 by 2040. The structure is 176 ft (53.6 m) long and 86 ft wide.

CarriesUS Route 7
CrossesNorwalk River
LocationBefore Exit 3 - RTE 7 NB
RouteU.S. Route 7
Coordinates41.13399, -73.42917
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionNovember 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48.9 US tons
Inventory rating37.1 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length176 ft (53.6 m)
Longest span85 ft (25.9 m)
Deck width86 ft (26.2 m)
Roadway width80 ft (24.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic39,600 (2020)
Projected traffic58,842 by 2040
Trucks5%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
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 US Route 7 over Norwalk River built?

It was built in 1991, making it 34 years old in 2025.

What condition is US Route 7 over Norwalk 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 2022.

How much traffic does US Route 7 over Norwalk River carry?

About 39,600 vehicles per day (2020 count), of which roughly 5% are trucks.

How long is US Route 7 over Norwalk River?

The structure is 176 ft (53.6 m) long with a longest span of 85 ft (25.9 m) and a deck 86 ft wide.

Who owns US Route 7 over Norwalk River?

It is owned by the State Highway Agency.