US Bridges

RTE I278 over Hamilton to Carey Hamil

Fair

Kings County, New York · Gowanus EB to Bqe EB · Structure no. 00000000106531O

Built
1964
61 years old, rebuilt 2006
Condition
Fair
inspected November 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
906 ft
17 main spans
Daily traffic
161,771
2011 count
Owner
State
State Highway Agency

About this bridge

RTE I278 over Hamilton to Carey Hamil is a steel stringer/multi-beam or girder carrying RTE I278 over Hamilton to Carey Hamil in Kings County, New York. It was built in 1964 and reconstructed in 2006, so it is 61 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 161,771 vehicles a day, roughly 10% of them trucks, projected to reach 226,479 by 2031. The structure is 906 ft (276.1 m) long and 36 ft wide.

Location

Open in Google Maps
CarriesRTE I278
CrossesHamilton to Carey Hamil
LocationGowanus EB to Bqe EB
RouteInterstate 278
CountyKings County
StateNew York
Coordinates40.67797, -74.00238
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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionNovember 2024
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 geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating68 US tons
Inventory rating40 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans17
Design loadHS 20
Structure length906 ft (276.1 m)
Longest span75 ft (22.8 m)
Deck width36 ft (11 m)
Roadway width33 ft (10.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic161,771 (2011)
Projected traffic226,479 by 2031
Trucks10%
Lanes on structure2
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$25 million (2024 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was RTE I278 over Hamilton to Carey Hamil built?

It was built in 1964, making it 61 years old in 2025. It was reconstructed in 2006.

What condition is RTE I278 over Hamilton to Carey Hamil 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 November 2024.

How much traffic does RTE I278 over Hamilton to Carey Hamil carry?

About 161,771 vehicles per day (2011 count), of which roughly 10% are trucks.

How long is RTE I278 over Hamilton to Carey Hamil?

The structure is 906 ft (276.1 m) long with a longest span of 75 ft (22.8 m) and a deck 36 ft wide.

Who owns RTE I278 over Hamilton to Carey Hamil?

It is owned by the State Highway Agency.