US Bridges

Seeley Street over Prospect Avenue

Poor

Kings County, New York · W of Prospect Park · Structure no. 000000002244470

Built
1930
95 years old
Condition
Poor
inspected May 2024
Type
Arch - Deck
Concrete
Length
144 ft
1 main span
Daily traffic
2,325
2020 count
Owner
City
City or Municipal Highway Agency

About this bridge

Seeley Street over Prospect Avenue is a concrete arch - deck carrying Seeley Street over Prospect Avenue in Kings County, New York. It was built in 1930, so it is 95 years old, older than the New York average of 53 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 2,325 vehicles a day, roughly 10% of them trucks, projected to reach 3,255 by 2040. The structure is 144 ft (43.9 m) long and 59 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesSeeley Street
CrossesProspect Avenue
LocationW of Prospect Park
RouteCity Street 0
Coordinates40.65453, -73.97643
Functional classUrban Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment7: Better than present minimum criteria
Operating rating63.1 US tons
Inventory rating10.7 US tons

Structure

Structure typeArch - Deck
MaterialConcrete
DeckNot applicable
Main spans1
Design loadUnknown
Structure length144 ft (43.9 m)
Longest span80 ft (24.3 m)
Deck width59 ft (18 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,325 (2020)
Projected traffic3,255 by 2040
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed0.6 mi (1 km)
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$19.7 million (2024 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was Seeley Street over Prospect Avenue built?

It was built in 1930, making it 95 years old in 2025.

What condition is Seeley Street over Prospect Avenue in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in May 2024.

How much traffic does Seeley Street over Prospect Avenue carry?

About 2,325 vehicles per day (2020 count), of which roughly 10% are trucks.

How long is Seeley Street over Prospect Avenue?

The structure is 144 ft (43.9 m) long with a longest span of 80 ft (24.3 m) and a deck 59 ft wide.

Who owns Seeley Street over Prospect Avenue?

It is owned by the City or Municipal Highway Agency.