US Bridges

RTE I278 over Hamilton Avenue

Fair

Kings County, New York · JCT Prospect Expy & I278 · Structure no. 00000000106531M

Built
1963
62 years old, rebuilt 2013
Condition
Fair
inspected August 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
324 ft
10 main spans
Daily traffic
126,248
2002 count
Owner
State
State Highway Agency

About this bridge

RTE I278 over Hamilton Avenue is a steel stringer/multi-beam or girder carrying RTE I278 over Hamilton Avenue in Kings County, New York. It was built in 1963 and reconstructed in 2013, so it is 62 years old, older than the New York average of 53 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 126,248 vehicles a day, roughly 9% of them trucks, projected to reach 176,747 by 2022. The structure is 324 ft (98.8 m) long and 16 ft wide.

Location

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CarriesRTE I278
CrossesHamilton Avenue
LocationJCT Prospect Expy & I278
RouteInterstate 278
CountyKings County
StateNew York
Coordinates40.66765, -73.99631
Functional classUrban Principal Arterial - Interstate

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck9 ExcellentNo problems noted.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating83 US tons
Inventory rating50 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans10
Design loadHS 20
Structure length324 ft (98.8 m)
Longest span36 ft (11 m)
Deck width16 ft (5 m)
Roadway width14 ft (4.4 m)
Vertical clearance over deck19 ft (5.8 m)

Traffic and service

Average daily traffic126,248 (2002)
Projected traffic176,747 by 2022
Trucks9%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedDeck replacement with only incidental widening
Estimated improvement cost$4.4 million (2024 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was RTE I278 over Hamilton Avenue built?

It was built in 1963, making it 62 years old in 2025. It was reconstructed in 2013.

What condition is RTE I278 over Hamilton Avenue 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 August 2023.

How much traffic does RTE I278 over Hamilton Avenue carry?

About 126,248 vehicles per day (2002 count), of which roughly 9% are trucks.

How long is RTE I278 over Hamilton Avenue?

The structure is 324 ft (98.8 m) long with a longest span of 36 ft (11 m) and a deck 16 ft wide.

Who owns RTE I278 over Hamilton Avenue?

It is owned by the State Highway Agency.