US Bridges

Fillow Street over Five Mile River

Good

Fairfield County, Connecticut · 850 Ft N West Norwalk Ave · Structure no. 05532

Built
1987
38 years old
Condition
Good
inspected July 2024
Type
Slab
Prestressed Concrete
Length
35 ft
1 main span
Daily traffic
1,822
2024 count
Owner
City
City or Municipal Highway Agency

About this bridge

Fillow Street over Five Mile River is a prestressed concrete slab carrying Fillow Street over Five Mile River in Fairfield County, Connecticut. It was built in 1987, so it is 38 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 1,822 vehicles a day, roughly 4% of them trucks, projected to reach 2,707 by 2044. The structure is 35 ft (10.7 m) long and 33 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesFillow Street
CrossesFive Mile River
Location850 Ft N West Norwalk Ave
RouteCity Street 0
Coordinates41.11067, -73.46194
Functional classUrban Minor Arterial

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 inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating47 US tons
Inventory rating36 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadHS 20
Structure length35 ft (10.7 m)
Longest span31 ft (9.4 m)
Deck width33 ft (10 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,822 (2024)
Projected traffic2,707 by 2044
Trucks4%
Lanes on structure2
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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Fillow Street over Five Mile River built?

It was built in 1987, making it 38 years old in 2025.

What condition is Fillow Street over Five Mile 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 2024.

How much traffic does Fillow Street over Five Mile River carry?

About 1,822 vehicles per day (2024 count), of which roughly 4% are trucks.

How long is Fillow Street over Five Mile River?

The structure is 35 ft (10.7 m) long with a longest span of 31 ft (9.4 m) and a deck 33 ft wide.

Who owns Fillow Street over Five Mile River?

It is owned by the City or Municipal Highway Agency.