US Bridges

Perry Ave over Norwalk River

Good

Fairfield County, Connecticut · 0.2 MI E of US Route 7 · Structure no. 04154

Built
1956
69 years old, rebuilt 2017
Condition
Good
inspected May 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
84 ft
1 main span
Daily traffic
4,027
2024 count
Owner
City
City or Municipal Highway Agency

About this bridge

Perry Ave over Norwalk River is a prestressed concrete box beam or girders - multiple carrying Perry Ave over Norwalk River in Fairfield County, Connecticut. It was built in 1956 and reconstructed in 2017, so it is 69 years old, older 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 4,027 vehicles a day, roughly 4% of them trucks, projected to reach 5,984 by 2044. The structure is 84 ft (25.6 m) long and 47 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesPerry Ave
CrossesNorwalk River
Location0.2 MI E of US Route 7
RouteCity Street 0
Coordinates41.13565, -73.42596
Functional classUrban Local

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 protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating66.8 US tons
Inventory rating51.8 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length84 ft (25.6 m)
Longest span80 ft (24.4 m)
Deck width47 ft (14.3 m)
Roadway width38 ft (11.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,027 (2024)
Projected traffic5,984 by 2044
Trucks4%
Lanes on structure3
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$4.3 million
NavigationNo navigation control on waterway

Frequently asked questions

When was Perry Ave over Norwalk River built?

It was built in 1956, making it 69 years old in 2025. It was reconstructed in 2017.

What condition is Perry Ave 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 May 2024.

How much traffic does Perry Ave over Norwalk River carry?

About 4,027 vehicles per day (2024 count), of which roughly 4% are trucks.

How long is Perry Ave over Norwalk River?

The structure is 84 ft (25.6 m) long with a longest span of 80 ft (24.4 m) and a deck 47 ft wide.

Who owns Perry Ave over Norwalk River?

It is owned by the City or Municipal Highway Agency.