US Bridges

Gun Hill Road over Bronx River

Fair

Bronx County, New York · In North Bronx · Structure no. 000000002242440

Built
1918
107 years old
Condition
Fair
inspected January 2024
Type
Arch - Deck
Concrete
Length
62 ft
1 main span
Daily traffic
17,624
2019 count
Owner
City
City or Municipal Highway Agency

About this bridge

Gun Hill Road over Bronx River is a concrete arch - deck carrying Gun Hill Road over Bronx River in Bronx County, New York. It was built in 1918, so it is 107 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 6 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 17,624 vehicles a day, roughly 6% of them trucks, projected to reach 17,706 by 2041. The structure is 62 ft (18.9 m) long and 92 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesGun Hill Road
CrossesBronx River
LocationIn North Bronx
RouteCity Street 0
Coordinates40.87791, -73.86852
Functional classUrban Other Principal Arterial

Condition and inspection

Fair

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

ComponentRatingMeaning
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating45.9 US tons
Inventory rating18.5 US tons

Structure

Structure typeArch - Deck
MaterialConcrete
DeckNot applicable
Main spans1
Design loadUnknown
Structure length62 ft (18.9 m)
Longest span58 ft (17.6 m)
Deck width92 ft (28 m)
Roadway width60 ft (18.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic17,624 (2019)
Projected traffic17,706 by 2041
Trucks6%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusEligible for the National Register of Historic Places
Work proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$11 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Gun Hill Road over Bronx River built?

It was built in 1918, making it 107 years old in 2025.

What condition is Gun Hill Road 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 January 2024.

How much traffic does Gun Hill Road over Bronx River carry?

About 17,624 vehicles per day (2019 count), of which roughly 6% are trucks.

How long is Gun Hill Road over Bronx River?

The structure is 62 ft (18.9 m) long with a longest span of 58 ft (17.6 m) and a deck 92 ft wide.

Who owns Gun Hill Road over Bronx River?

It is owned by the City or Municipal Highway Agency.