US Bridges

RTE I278 over Bronx River

Fair

Bronx County, New York · .1 MI E I278+I878 · Structure no. 000000002066672

Built
1952
73 years old, rebuilt 2022
Condition
Fair
inspected November 2024
Type
Movable - Bascule
Steel
Length
260 ft
1 main span
Daily traffic
71,669
2019 count
Owner
State
State Highway Agency

About this bridge

RTE I278 over Bronx River is a steel movable - bascule carrying RTE I278 over Bronx River in Bronx County, New York. It was built in 1952 and reconstructed in 2022, so it is 73 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 71,669 vehicles a day, roughly 8% of them trucks, projected to reach 91,578 by 2041. The structure is 260 ft (79.2 m) long and 73 ft wide.

CarriesRTE I278
CrossesBronx River
Location.1 MI E I278+I878
RouteInterstate 278
Coordinates40.82269, -73.88456
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating69.4 US tons
Inventory rating30.4 US tons

Structure

Structure typeMovable - Bascule
MaterialSteel
DeckClosed grating
Main spans1 (+6 approach)
Design loadUnknown
Structure length260 ft (79.2 m)
Longest span107 ft (32.6 m)
Deck width73 ft (22.3 m)
Roadway width59 ft (18 m)
Vertical clearance over deck107 ft (32.7 m)

Traffic and service

Average daily traffic71,669 (2019)
Projected traffic91,578 by 2041
Trucks8%
Lanes on structure5
Traffic directionOne-way traffic
CarriesHighway and pedestrian
CrossesWaterway
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 proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$53.5 million (2024 estimate)
NavigationNavigation control on waterway (bridge permit required)

Frequently asked questions

When was RTE I278 over Bronx River built?

It was built in 1952, making it 73 years old in 2025. It was reconstructed in 2022.

What condition is RTE I278 over Bronx River 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 Bronx River carry?

About 71,669 vehicles per day (2019 count), of which roughly 8% are trucks.

How long is RTE I278 over Bronx River?

The structure is 260 ft (79.2 m) long with a longest span of 107 ft (32.6 m) and a deck 73 ft wide.

Who owns RTE I278 over Bronx River?

It is owned by the State Highway Agency.