US Bridges

U.S. Route 7 over Norwalk River

Good

Fairfield County, Connecticut · 1.9 MI North of Route 102 · Structure no. 00536

Built
2005
20 years old
Condition
Good
inspected July 2022
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
71 ft
1 main span
Daily traffic
15,500
2020 count
Owner
State
State Highway Agency

About this bridge

U.S. Route 7 over Norwalk River is a prestressed concrete box beam or girders - multiple carrying U.S. Route 7 over Norwalk River in Fairfield County, Connecticut. It was built in 2005, so it is 20 years old, younger than the Connecticut average of 56.7 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 15,500 vehicles a day, roughly 3% of them trucks, projected to reach 23,031 by 2040. The structure is 71 ft (21.6 m) long and 47 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesU.S. Route 7
CrossesNorwalk River
Location1.9 MI North of Route 102
RouteU.S. Route 7
CountyFairfield County
StateConnecticut
Coordinates41.29301, -73.45127
Functional classRural Principal Arterial - Other

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJuly 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
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 rating93.3 US tons
Inventory rating71.8 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadHS 20
Structure length71 ft (21.6 m)
Longest span63 ft (19.2 m)
Deck width47 ft (14.2 m)
Roadway width42 ft (12.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic15,500 (2020)
Projected traffic23,031 by 2040
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
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 7 over Norwalk River built?

It was built in 2005, making it 20 years old in 2025.

What condition is U.S. Route 7 over Norwalk River in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in July 2022.

How much traffic does U.S. Route 7 over Norwalk River carry?

About 15,500 vehicles per day (2020 count), of which roughly 3% are trucks.

How long is U.S. Route 7 over Norwalk River?

The structure is 71 ft (21.6 m) long with a longest span of 63 ft (19.2 m) and a deck 47 ft wide.

Who owns U.S. Route 7 over Norwalk River?

It is owned by the State Highway Agency.