US Bridges

RTE I278 over 478IX Ramp from Bqe WB

Good

Kings County, New York · Bqe WB to Gowanus WB · Structure no. 00000000106531P

Built
1992
33 years old
Condition
Good
inspected October 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
1,615 ft
16 main spans
Daily traffic
113,332
2002 count
Owner
State
State Highway Agency

About this bridge

RTE I278 over 478IX Ramp from Bqe WB is a steel stringer/multi-beam or girder carrying RTE I278 over 478IX Ramp from Bqe WB in Kings County, New York. It was built in 1992, so it is 33 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 113,332 vehicles a day, roughly 7% of them trucks, projected to reach 158,665 by 2022. The structure is 1,615 ft (492.3 m) long and 49 ft wide. If it were closed, the detour would be 2.5 mi (4 km).

CarriesRTE I278
Crosses478IX Ramp from Bqe WB
LocationBqe WB to Gowanus WB
RouteInterstate 278
Coordinates40.67946, -74.00359
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
Deck8 Very GoodNo problems noted.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating61 US tons
Inventory rating38 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans16
Design loadHS 20
Structure length1,615 ft (492.3 m)
Longest span247 ft (75.3 m)
Deck width49 ft (14.8 m)
Roadway width45 ft (13.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic113,332 (2002)
Projected traffic158,665 by 2022
Trucks7%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed2.5 mi (4 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$60.4 million (2024 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was RTE I278 over 478IX Ramp from Bqe WB built?

It was built in 1992, making it 33 years old in 2025.

What condition is RTE I278 over 478IX Ramp from Bqe WB 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 October 2023.

How much traffic does RTE I278 over 478IX Ramp from Bqe WB carry?

About 113,332 vehicles per day (2002 count), of which roughly 7% are trucks.

How long is RTE I278 over 478IX Ramp from Bqe WB?

The structure is 1,615 ft (492.3 m) long with a longest span of 247 ft (75.3 m) and a deck 49 ft wide.

Who owns RTE I278 over 478IX Ramp from Bqe WB?

It is owned by the State Highway Agency.