US Bridges

RTE I278 over Ramp to Hamilton

Good

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

Built
1997
28 years old
Condition
Good
inspected June 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
237 ft
3 main spans
Daily traffic
181,470
2017 count
Owner
State
State Highway Agency

About this bridge

RTE I278 over Ramp to Hamilton is a steel stringer/multi-beam or girder carrying RTE I278 over Ramp to Hamilton in Kings County, New York. It was built in 1997, so it is 28 years old, younger than the New York average of 53 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 181,470 vehicles a day, roughly 9% of them trucks, projected to reach 231,882 by 2041. The structure is 237 ft (72.2 m) long and 37 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesRTE I278
CrossesRamp to Hamilton
LocationJCT Prospect Expy & I278
RouteInterstate 278
Coordinates40.66783, -73.99586
Functional classUrban Principal Arterial - Interstate

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 inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating98 US tons
Inventory rating58 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadHS 25 or greater
Structure length237 ft (72.2 m)
Longest span97 ft (29.5 m)
Deck width37 ft (11.3 m)
Roadway width34 ft (10.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic181,470 (2017)
Projected traffic231,882 by 2041
Trucks9%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed0.6 mi (1 km)
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 proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$7.5 million (2024 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was RTE I278 over Ramp to Hamilton built?

It was built in 1997, making it 28 years old in 2025.

What condition is RTE I278 over Ramp to Hamilton 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 June 2024.

How much traffic does RTE I278 over Ramp to Hamilton carry?

About 181,470 vehicles per day (2017 count), of which roughly 9% are trucks.

How long is RTE I278 over Ramp to Hamilton?

The structure is 237 ft (72.2 m) long with a longest span of 97 ft (29.5 m) and a deck 37 ft wide.

Who owns RTE I278 over Ramp to Hamilton?

It is owned by the State Highway Agency.