US Bridges

Union Avenue over B&o Rr- Abandoned

Fair

Richmond County, New York · In Mariners Harbor · Structure no. 000000002249170

Built
1937
88 years old, rebuilt 1988
Condition
Fair
inspected April 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
134 ft
4 main spans
Daily traffic
2,108
2017 count
Owner
City
City or Municipal Highway Agency

About this bridge

Union Avenue over B&o Rr- Abandoned is a prestressed concrete box beam or girders - multiple carrying Union Avenue over B&o Rr- Abandoned in Richmond County, New York. It was built in 1937 and reconstructed in 1988, so it is 88 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 2,108 vehicles a day, roughly 8% of them trucks, projected to reach 2,951 by 2037. The structure is 134 ft (40.8 m) long and 50 ft wide.

CarriesUnion Avenue
CrossesB&o Rr- Abandoned
LocationIn Mariners Harbor
RouteCity Street 0
Coordinates40.6338, -74.15814
Functional classUrban Local

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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating61.9 US tons

Structure

MaterialPrestressed Concrete
DeckNot applicable
Main spans4
Design loadH 20
Structure length134 ft (40.8 m)
Longest span44 ft (13.4 m)
Deck width50 ft (15.1 m)
Roadway width34 ft (10.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,108 (2017)
Projected traffic2,951 by 2037
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesOther
Detour if closed—
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedDeck replacement with only incidental widening
Estimated improvement cost$4.6 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Union Avenue over B&o Rr- Abandoned built?

It was built in 1937, making it 88 years old in 2025. It was reconstructed in 1988.

What condition is Union Avenue over B&o Rr- Abandoned 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 April 2023.

How much traffic does Union Avenue over B&o Rr- Abandoned carry?

About 2,108 vehicles per day (2017 count), of which roughly 8% are trucks.

How long is Union Avenue over B&o Rr- Abandoned?

The structure is 134 ft (40.8 m) long with a longest span of 44 ft (13.4 m) and a deck 50 ft wide.

Who owns Union Avenue over B&o Rr- Abandoned?

It is owned by the City or Municipal Highway Agency.