US Bridges

Route 302 over Brook

Good

Fairfield County, Connecticut · 0.8 Mile East of Route 53 · Structure no. 03270

Built
1995
30 years old
Condition
Good
inspected December 2023
Type
Culvert
Concrete Continuous
Length
21 ft
2 main spans
Daily traffic
10,200
2022 count
Owner
State
State Highway Agency

About this bridge

Route 302 over Brook is a concrete continuous culvert carrying Route 302 over Brook in Fairfield County, Connecticut. It was built in 1995, so it is 30 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 10,200 vehicles a day, roughly 4% of them trucks, projected to reach 15,156 by 2042. The structure is 21 ft (6.4 m) long. If it were closed, the detour would be 1.2 mi (2 km).

CarriesRoute 302
CrossesBrook
Location0.8 Mile East of Route 53
RouteState Highway 302
Coordinates41.37142, -73.40878
Functional classUrban Other Principal Arterial

Condition and inspection

Good

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

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating71.4 US tons
Inventory rating55 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadHS 20
Structure length21 ft (6.4 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10,200 (2022)
Projected traffic15,156 by 2042
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

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Route 302 over Brook built?

It was built in 1995, making it 30 years old in 2025.

What condition is Route 302 over Brook 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 December 2023.

How much traffic does Route 302 over Brook carry?

About 10,200 vehicles per day (2022 count), of which roughly 4% are trucks.

How long is Route 302 over Brook?

The structure is 21 ft (6.4 m) long with a longest span of 10 ft (3 m).

Who owns Route 302 over Brook?

It is owned by the State Highway Agency.