US Bridges

Harpers Ferry Road over INTERSTATE-84

Good

New Haven County, Connecticut · I-84 Exit No. 25 · Structure no. 01226

Built
2018
7 years old
Condition
Good
inspected September 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
319 ft
2 main spans
Daily traffic
13,000
2023 count
Owner
State
State Highway Agency

About this bridge

Harpers Ferry Road over INTERSTATE-84 is a steel continuous stringer/multi-beam or girder carrying Harpers Ferry Road over INTERSTATE-84 in New Haven County, Connecticut. It was built in 2018, so it is 7 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 13,000 vehicles a day, roughly 5% of them trucks, projected to reach 19,317 by 2043. The structure is 319 ft (97.1 m) long and 76 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesHarpers Ferry Road
CrossesINTERSTATE-84
LocationI-84 Exit No. 25
RouteCity Street 0
CountyNew Haven County
StateConnecticut
Coordinates41.53976, -73.00937
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.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating25.7 US tons
Inventory rating19.6 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHL 93
Structure length319 ft (97.1 m)
Longest span165 ft (50.3 m)
Deck width76 ft (23.1 m)
Roadway width67 ft (20.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic13,000 (2023)
Projected traffic19,317 by 2043
Trucks5%
Lanes on structure3
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
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 statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Harpers Ferry Road over INTERSTATE-84 built?

It was built in 2018, making it 7 years old in 2025.

What condition is Harpers Ferry Road over INTERSTATE-84 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 September 2024.

How much traffic does Harpers Ferry Road over INTERSTATE-84 carry?

About 13,000 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is Harpers Ferry Road over INTERSTATE-84?

The structure is 319 ft (97.1 m) long with a longest span of 165 ft (50.3 m) and a deck 76 ft wide.

Who owns Harpers Ferry Road over INTERSTATE-84?

It is owned by the State Highway Agency.