US Bridges

Prospect Street over INTERSTATE-384

Fair

Hartford County, Connecticut · 0.5 Mile West of Route 83 · Structure no. 03580

Built
1968
57 years old
Condition
Fair
inspected June 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
245 ft
2 main spans
Daily traffic
2,020
2023 count
Owner
State
State Highway Agency

About this bridge

Prospect Street over INTERSTATE-384 is a steel continuous stringer/multi-beam or girder carrying Prospect Street over INTERSTATE-384 in Hartford County, Connecticut. It was built in 1968, so it is 57 years old, older than the Connecticut average of 56.7 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 2,020 vehicles a day, roughly 3% of them trucks, projected to reach 3,002 by 2043. The structure is 245 ft (74.7 m) long and 52 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesProspect Street
CrossesINTERSTATE-384
Location0.5 Mile West of Route 83
RouteCity Street 0
Coordinates41.76285, -72.53094
Functional classUrban Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating35.4 US tons
Inventory rating27.1 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length245 ft (74.7 m)
Longest span120 ft (36.6 m)
Deck width52 ft (15.7 m)
Roadway width38 ft (11.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,020 (2023)
Projected traffic3,002 by 2043
Trucks3%
Lanes on structure2
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 Prospect Street over INTERSTATE-384 built?

It was built in 1968, making it 57 years old in 2025.

What condition is Prospect Street over INTERSTATE-384 in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in June 2023.

How much traffic does Prospect Street over INTERSTATE-384 carry?

About 2,020 vehicles per day (2023 count), of which roughly 3% are trucks.

How long is Prospect Street over INTERSTATE-384?

The structure is 245 ft (74.7 m) long with a longest span of 120 ft (36.6 m) and a deck 52 ft wide.

Who owns Prospect Street over INTERSTATE-384?

It is owned by the State Highway Agency.