US Bridges

Westfield Road over Harbor Brook

Good

New Haven County, Connecticut · 0.3 MI E of US Route 5 · Structure no. 06171

Built
1999
26 years old
Condition
Good
inspected January 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
64 ft
1 main span
Daily traffic
2,700
2022 count
Owner
City
City or Municipal Highway Agency

About this bridge

Westfield Road over Harbor Brook is a prestressed concrete box beam or girders - multiple carrying Westfield Road over Harbor Brook in New Haven County, Connecticut. It was built in 1999, so it is 26 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 2,700 vehicles a day, roughly 4% of them trucks, projected to reach 4,012 by 2042. The structure is 64 ft (19.5 m) long and 40 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesWestfield Road
CrossesHarbor Brook
Location0.3 MI E of US Route 5
RouteCity Street 0
Coordinates41.54842, -72.77737
Functional classUrban Collector

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 inspectionJanuary 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 geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating83.9 US tons
Inventory rating40.2 US tons

Structure

MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadUnknown
Structure length64 ft (19.5 m)
Longest span59 ft (18.1 m)
Deck width40 ft (12.2 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,700 (2022)
Projected traffic4,012 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

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 Westfield Road over Harbor Brook built?

It was built in 1999, making it 26 years old in 2025.

What condition is Westfield Road over Harbor 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 January 2024.

How much traffic does Westfield Road over Harbor Brook carry?

About 2,700 vehicles per day (2022 count), of which roughly 4% are trucks.

How long is Westfield Road over Harbor Brook?

The structure is 64 ft (19.5 m) long with a longest span of 59 ft (18.1 m) and a deck 40 ft wide.

Who owns Westfield Road over Harbor Brook?

It is owned by the City or Municipal Highway Agency.